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git://projects.qi-hardware.com/openwrt-xburst.git
synced 2025-01-29 01:31:06 +02:00
kernel: reorganize 2.6.37 patches
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26692 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
parent
b2cab73a78
commit
4d4c41d673
@ -19,8 +19,6 @@ Date: Wed Mar 30 12:59:26 2011 +0000
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drivers/atm/solos-pci.c | 9 ++++++++-
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drivers/atm/solos-pci.c | 9 ++++++++-
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1 files changed, 8 insertions(+), 1 deletions(-)
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1 files changed, 8 insertions(+), 1 deletions(-)
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diff --git a/drivers/atm/solos-pci.c b/drivers/atm/solos-pci.c
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index 2c4146a..968f022 100644
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--- a/drivers/atm/solos-pci.c
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--- a/drivers/atm/solos-pci.c
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+++ b/drivers/atm/solos-pci.c
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+++ b/drivers/atm/solos-pci.c
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@@ -697,7 +697,7 @@ void solos_bh(unsigned long card_arg)
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@@ -697,7 +697,7 @@ void solos_bh(unsigned long card_arg)
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@ -32,7 +30,7 @@ index 2c4146a..968f022 100644
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dev_info(&card->dev->dev, "size: %d VPI: %d VCI: %d\n",
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dev_info(&card->dev->dev, "size: %d VPI: %d VCI: %d\n",
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size, le16_to_cpu(header->vpi),
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size, le16_to_cpu(header->vpi),
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le16_to_cpu(header->vci));
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le16_to_cpu(header->vci));
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@@ -1018,8 +1018,15 @@ static uint32_t fpga_tx(struct solos_card *card)
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@@ -1018,8 +1018,15 @@ static uint32_t fpga_tx(struct solos_car
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/* Clean up and free oldskb now it's gone */
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/* Clean up and free oldskb now it's gone */
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if (atmdebug) {
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if (atmdebug) {
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@ -48,4 +46,3 @@ index 2c4146a..968f022 100644
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print_buffer(oldskb);
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print_buffer(oldskb);
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}
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}
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@ -22,11 +22,9 @@ Date: Wed Mar 30 13:17:04 2011 +0000
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net/atm/common.c | 1 +
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net/atm/common.c | 1 +
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3 files changed, 3 insertions(+), 25 deletions(-)
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3 files changed, 3 insertions(+), 25 deletions(-)
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diff --git a/drivers/atm/solos-pci.c b/drivers/atm/solos-pci.c
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index 968f022..cd0ff66 100644
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--- a/drivers/atm/solos-pci.c
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--- a/drivers/atm/solos-pci.c
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+++ b/drivers/atm/solos-pci.c
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+++ b/drivers/atm/solos-pci.c
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@@ -165,7 +165,6 @@ static uint32_t fpga_tx(struct solos_card *);
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@@ -165,7 +165,6 @@ static uint32_t fpga_tx(struct solos_car
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static irqreturn_t solos_irq(int irq, void *dev_id);
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static irqreturn_t solos_irq(int irq, void *dev_id);
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static struct atm_vcc* find_vcc(struct atm_dev *dev, short vpi, int vci);
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static struct atm_vcc* find_vcc(struct atm_dev *dev, short vpi, int vci);
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static int list_vccs(int vci);
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static int list_vccs(int vci);
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@ -34,7 +32,7 @@ index 968f022..cd0ff66 100644
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static int atm_init(struct solos_card *, struct device *);
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static int atm_init(struct solos_card *, struct device *);
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static void atm_remove(struct solos_card *);
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static void atm_remove(struct solos_card *);
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static int send_command(struct solos_card *card, int dev, const char *buf, size_t size);
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static int send_command(struct solos_card *card, int dev, const char *buf, size_t size);
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@@ -384,7 +383,6 @@ static int process_status(struct solos_card *card, int port, struct sk_buff *skb
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@@ -384,7 +383,6 @@ static int process_status(struct solos_c
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/* Anything but 'Showtime' is down */
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/* Anything but 'Showtime' is down */
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if (strcmp(state_str, "Showtime")) {
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if (strcmp(state_str, "Showtime")) {
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atm_dev_signal_change(card->atmdev[port], ATM_PHY_SIG_LOST);
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atm_dev_signal_change(card->atmdev[port], ATM_PHY_SIG_LOST);
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@ -71,7 +69,7 @@ index 968f022..cd0ff66 100644
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static int popen(struct atm_vcc *vcc)
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static int popen(struct atm_vcc *vcc)
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{
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{
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@@ -1269,7 +1245,7 @@ static int atm_init(struct solos_card *card, struct device *parent)
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@@ -1269,7 +1245,7 @@ static int atm_init(struct solos_card *c
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card->atmdev[i]->ci_range.vci_bits = 16;
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card->atmdev[i]->ci_range.vci_bits = 16;
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card->atmdev[i]->dev_data = card;
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card->atmdev[i]->dev_data = card;
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card->atmdev[i]->phy_data = (void *)(unsigned long)i;
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card->atmdev[i]->phy_data = (void *)(unsigned long)i;
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@ -80,11 +78,9 @@ index 968f022..cd0ff66 100644
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skb = alloc_skb(sizeof(*header), GFP_ATOMIC);
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skb = alloc_skb(sizeof(*header), GFP_ATOMIC);
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if (!skb) {
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if (!skb) {
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diff --git a/include/linux/atmdev.h b/include/linux/atmdev.h
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index 475f8c4..381f4ce 100644
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--- a/include/linux/atmdev.h
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--- a/include/linux/atmdev.h
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+++ b/include/linux/atmdev.h
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+++ b/include/linux/atmdev.h
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@@ -443,6 +443,7 @@ void atm_dev_signal_change(struct atm_dev *dev, char signal);
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@@ -443,6 +443,7 @@ void atm_dev_signal_change(struct atm_de
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void vcc_insert_socket(struct sock *sk);
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void vcc_insert_socket(struct sock *sk);
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@ -92,11 +88,9 @@ index 475f8c4..381f4ce 100644
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/*
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/*
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* This is approximately the algorithm used by alloc_skb.
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* This is approximately the algorithm used by alloc_skb.
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diff --git a/net/atm/common.c b/net/atm/common.c
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index 1b9c52a..22b963d 100644
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--- a/net/atm/common.c
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--- a/net/atm/common.c
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+++ b/net/atm/common.c
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+++ b/net/atm/common.c
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@@ -252,6 +252,7 @@ void atm_dev_release_vccs(struct atm_dev *dev)
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@@ -252,6 +252,7 @@ void atm_dev_release_vccs(struct atm_dev
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}
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}
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write_unlock_irq(&vcc_sklist_lock);
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write_unlock_irq(&vcc_sklist_lock);
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}
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}
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@ -104,4 +98,3 @@ index 1b9c52a..22b963d 100644
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static int adjust_tp(struct atm_trafprm *tp, unsigned char aal)
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static int adjust_tp(struct atm_trafprm *tp, unsigned char aal)
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{
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{
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@ -1,6 +1,6 @@
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--- a/lib/Kconfig
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--- a/lib/Kconfig
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+++ b/lib/Kconfig
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+++ b/lib/Kconfig
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@@ -161,16 +161,16 @@ config REED_SOLOMON_DEC16
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@@ -152,16 +152,16 @@ config REED_SOLOMON_DEC16
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# Textsearch support is select'ed if needed
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# Textsearch support is select'ed if needed
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#
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#
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config TEXTSEARCH
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config TEXTSEARCH
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@ -13,7 +13,7 @@
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--- a/arch/mips/kernel/head.S
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--- a/arch/mips/kernel/head.S
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+++ b/arch/mips/kernel/head.S
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+++ b/arch/mips/kernel/head.S
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@@ -143,6 +143,12 @@ FEXPORT(__kernel_entry)
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@@ -141,6 +141,12 @@ FEXPORT(__kernel_entry)
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j kernel_entry
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j kernel_entry
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#endif
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#endif
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@ -255,298 +255,6 @@
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static DEFINE_SPINLOCK(part_parser_lock);
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static DEFINE_SPINLOCK(part_parser_lock);
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static LIST_HEAD(part_parsers);
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static LIST_HEAD(part_parsers);
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--- a/drivers/mtd/devices/block2mtd.c
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+++ b/drivers/mtd/devices/block2mtd.c
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@@ -30,6 +30,8 @@ struct block2mtd_dev {
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struct block_device *blkdev;
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struct mtd_info mtd;
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struct mutex write_mutex;
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+ rwlock_t bdev_mutex;
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+ char devname[0];
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};
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@@ -82,6 +84,12 @@ static int block2mtd_erase(struct mtd_in
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size_t len = instr->len;
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int err;
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+ read_lock(&dev->bdev_mutex);
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+ if (!dev->blkdev) {
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+ err = -EINVAL;
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+ goto done;
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+ }
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+
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instr->state = MTD_ERASING;
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mutex_lock(&dev->write_mutex);
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err = _block2mtd_erase(dev, from, len);
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@@ -93,6 +101,10 @@ static int block2mtd_erase(struct mtd_in
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instr->state = MTD_ERASE_DONE;
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mtd_erase_callback(instr);
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+
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+done:
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+ read_unlock(&dev->bdev_mutex);
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+
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return err;
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}
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@@ -104,10 +116,14 @@ static int block2mtd_read(struct mtd_inf
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struct page *page;
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int index = from >> PAGE_SHIFT;
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int offset = from & (PAGE_SIZE-1);
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- int cpylen;
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+ int cpylen, err = 0;
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+
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+ read_lock(&dev->bdev_mutex);
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+ if (!dev->blkdev || (from > mtd->size)) {
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+ err = -EINVAL;
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+ goto done;
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+ }
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- if (from > mtd->size)
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- return -EINVAL;
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if (from + len > mtd->size)
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len = mtd->size - from;
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@@ -122,10 +138,14 @@ static int block2mtd_read(struct mtd_inf
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len = len - cpylen;
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page = page_read(dev->blkdev->bd_inode->i_mapping, index);
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- if (!page)
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- return -ENOMEM;
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- if (IS_ERR(page))
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- return PTR_ERR(page);
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+ if (!page) {
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+ err = -ENOMEM;
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+ goto done;
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+ }
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+ if (IS_ERR(page)) {
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+ err = PTR_ERR(page);
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+ goto done;
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+ }
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memcpy(buf, page_address(page) + offset, cpylen);
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page_cache_release(page);
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@@ -136,7 +156,10 @@ static int block2mtd_read(struct mtd_inf
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offset = 0;
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index++;
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}
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- return 0;
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+
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+done:
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+ read_unlock(&dev->bdev_mutex);
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+ return err;
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}
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@@ -188,12 +211,22 @@ static int block2mtd_write(struct mtd_in
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size_t *retlen, const u_char *buf)
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{
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struct block2mtd_dev *dev = mtd->priv;
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- int err;
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+ int err = 0;
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+
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+ read_lock(&dev->bdev_mutex);
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+ if (!dev->blkdev) {
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+ err = -EINVAL;
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+ goto done;
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+ }
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if (!len)
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- return 0;
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- if (to >= mtd->size)
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- return -ENOSPC;
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+ goto done;
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+
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+ if (to >= mtd->size) {
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+ err = -ENOSPC;
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+ goto done;
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+ }
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+
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if (to + len > mtd->size)
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len = mtd->size - to;
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@@ -202,6 +235,9 @@ static int block2mtd_write(struct mtd_in
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mutex_unlock(&dev->write_mutex);
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if (err > 0)
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err = 0;
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+
|
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+done:
|
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+ read_unlock(&dev->bdev_mutex);
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|
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return err;
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}
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|
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@@ -210,52 +246,29 @@ static int block2mtd_write(struct mtd_in
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static void block2mtd_sync(struct mtd_info *mtd)
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{
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struct block2mtd_dev *dev = mtd->priv;
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- sync_blockdev(dev->blkdev);
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- return;
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-}
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-
|
|
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-
|
|
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-static void block2mtd_free_device(struct block2mtd_dev *dev)
|
|
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-{
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|
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- if (!dev)
|
|
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- return;
|
|
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-
|
|
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- kfree(dev->mtd.name);
|
|
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|
|
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- if (dev->blkdev) {
|
|
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- invalidate_mapping_pages(dev->blkdev->bd_inode->i_mapping,
|
|
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- 0, -1);
|
|
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- close_bdev_exclusive(dev->blkdev, FMODE_READ|FMODE_WRITE);
|
|
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- }
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|
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+ read_lock(&dev->bdev_mutex);
|
|
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+ if (dev->blkdev)
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|
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+ sync_blockdev(dev->blkdev);
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+ read_unlock(&dev->bdev_mutex);
|
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|
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- kfree(dev);
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+ return;
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}
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|
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-/* FIXME: ensure that mtd->size % erase_size == 0 */
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|
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-static struct block2mtd_dev *add_device(char *devname, int erase_size, const char *mtdname)
|
|
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+static int _open_bdev(struct block2mtd_dev *dev)
|
|
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{
|
|
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struct block_device *bdev;
|
|
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- struct block2mtd_dev *dev;
|
|
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- struct mtd_partition *part;
|
|
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- char *name;
|
|
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-
|
|
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- if (!devname)
|
|
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- return NULL;
|
|
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-
|
|
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- dev = kzalloc(sizeof(struct block2mtd_dev), GFP_KERNEL);
|
|
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- if (!dev)
|
|
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- return NULL;
|
|
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|
|
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/* Get a handle on the device */
|
|
||||||
- bdev = open_bdev_exclusive(devname, FMODE_READ|FMODE_WRITE, NULL);
|
|
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+ bdev = open_bdev_exclusive(dev->devname, FMODE_READ|FMODE_WRITE, NULL);
|
|
||||||
#ifndef MODULE
|
|
||||||
if (IS_ERR(bdev)) {
|
|
||||||
|
|
||||||
/* We might not have rootfs mounted at this point. Try
|
|
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to resolve the device name by other means. */
|
|
||||||
|
|
||||||
- dev_t devt = name_to_dev_t(devname);
|
|
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+ dev_t devt = name_to_dev_t(dev->devname);
|
|
||||||
if (devt) {
|
|
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bdev = open_by_devnum(devt, FMODE_WRITE | FMODE_READ);
|
|
||||||
}
|
|
||||||
@@ -263,17 +276,98 @@ static struct block2mtd_dev *add_device(
|
|
||||||
#endif
|
|
||||||
|
|
||||||
if (IS_ERR(bdev)) {
|
|
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- ERROR("error: cannot open device %s", devname);
|
|
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- goto devinit_err;
|
|
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+ ERROR("error: cannot open device %s", dev->devname);
|
|
||||||
+ return 1;
|
|
||||||
}
|
|
||||||
dev->blkdev = bdev;
|
|
||||||
|
|
||||||
if (MAJOR(bdev->bd_dev) == MTD_BLOCK_MAJOR) {
|
|
||||||
ERROR("attempting to use an MTD device as a block device");
|
|
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- goto devinit_err;
|
|
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+ return 1;
|
|
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}
|
|
||||||
|
|
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+ return 0;
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|
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+}
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|
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+
|
|
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+static void _close_bdev(struct block2mtd_dev *dev)
|
|
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+{
|
|
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+ struct block_device *bdev;
|
|
||||||
+
|
|
||||||
+ if (!dev->blkdev)
|
|
||||||
+ return;
|
|
||||||
+
|
|
||||||
+ bdev = dev->blkdev;
|
|
||||||
+ invalidate_mapping_pages(dev->blkdev->bd_inode->i_mapping, 0, -1);
|
|
||||||
+ close_bdev_exclusive(dev->blkdev, FMODE_READ|FMODE_WRITE);
|
|
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+ dev->blkdev = NULL;
|
|
||||||
+}
|
|
||||||
+
|
|
||||||
+static void block2mtd_free_device(struct block2mtd_dev *dev)
|
|
||||||
+{
|
|
||||||
+ if (!dev)
|
|
||||||
+ return;
|
|
||||||
+
|
|
||||||
+ kfree(dev->mtd.name);
|
|
||||||
+ _close_bdev(dev);
|
|
||||||
+ kfree(dev);
|
|
||||||
+}
|
|
||||||
+
|
|
||||||
+
|
|
||||||
+static int block2mtd_refresh(struct mtd_info *mtd)
|
|
||||||
+{
|
|
||||||
+ struct block2mtd_dev *dev = mtd->priv;
|
|
||||||
+ struct block_device *bdev;
|
|
||||||
+ dev_t devt;
|
|
||||||
+ int err = 0;
|
|
||||||
+
|
|
||||||
+ /* no other mtd function can run at this point */
|
|
||||||
+ write_lock(&dev->bdev_mutex);
|
|
||||||
+
|
|
||||||
+ /* get the device number for the whole disk */
|
|
||||||
+ devt = MKDEV(MAJOR(dev->blkdev->bd_dev), 0);
|
|
||||||
+
|
|
||||||
+ /* close the old block device */
|
|
||||||
+ _close_bdev(dev);
|
|
||||||
+
|
|
||||||
+ /* open the whole disk, issue a partition rescan, then */
|
|
||||||
+ bdev = open_by_devnum(devt, FMODE_WRITE | FMODE_READ);
|
|
||||||
+ if (!bdev || !bdev->bd_disk)
|
|
||||||
+ err = -EINVAL;
|
|
||||||
+#ifndef CONFIG_MTD_BLOCK2MTD_MODULE
|
|
||||||
+ else
|
|
||||||
+ err = rescan_partitions(bdev->bd_disk, bdev);
|
|
||||||
+#endif
|
|
||||||
+ if (bdev)
|
|
||||||
+ close_bdev_exclusive(bdev, FMODE_READ|FMODE_WRITE);
|
|
||||||
+
|
|
||||||
+ /* try to open the partition block device again */
|
|
||||||
+ _open_bdev(dev);
|
|
||||||
+ write_unlock(&dev->bdev_mutex);
|
|
||||||
+
|
|
||||||
+ return err;
|
|
||||||
+}
|
|
||||||
+
|
|
||||||
+/* FIXME: ensure that mtd->size % erase_size == 0 */
|
|
||||||
+static struct block2mtd_dev *add_device(char *devname, int erase_size, char *mtdname)
|
|
||||||
+{
|
|
||||||
+ struct block2mtd_dev *dev;
|
|
||||||
+ struct mtd_partition *part;
|
|
||||||
+ char *name;
|
|
||||||
+
|
|
||||||
+ if (!devname)
|
|
||||||
+ return NULL;
|
|
||||||
+
|
|
||||||
+ dev = kzalloc(sizeof(struct block2mtd_dev) + strlen(devname) + 1, GFP_KERNEL);
|
|
||||||
+ if (!dev)
|
|
||||||
+ return NULL;
|
|
||||||
+
|
|
||||||
+ strcpy(dev->devname, devname);
|
|
||||||
+
|
|
||||||
+ if (_open_bdev(dev))
|
|
||||||
+ goto devinit_err;
|
|
||||||
+
|
|
||||||
mutex_init(&dev->write_mutex);
|
|
||||||
+ rwlock_init(&dev->bdev_mutex);
|
|
||||||
|
|
||||||
/* Setup the MTD structure */
|
|
||||||
/* make the name contain the block device in */
|
|
||||||
@@ -298,6 +392,7 @@ static struct block2mtd_dev *add_device(
|
|
||||||
dev->mtd.read = block2mtd_read;
|
|
||||||
dev->mtd.priv = dev;
|
|
||||||
dev->mtd.owner = THIS_MODULE;
|
|
||||||
+ dev->mtd.refresh_device = block2mtd_refresh;
|
|
||||||
|
|
||||||
part = kzalloc(sizeof(struct mtd_partition), GFP_KERNEL);
|
|
||||||
part->name = dev->mtd.name;
|
|
||||||
--- a/drivers/mtd/mtdchar.c
|
--- a/drivers/mtd/mtdchar.c
|
||||||
+++ b/drivers/mtd/mtdchar.c
|
+++ b/drivers/mtd/mtdchar.c
|
||||||
@@ -841,6 +841,13 @@ static int mtd_ioctl(struct file *file,
|
@@ -841,6 +841,13 @@ static int mtd_ioctl(struct file *file,
|
292
target/linux/generic/patches-2.6.37/441-block2mtd_refresh.patch
Normal file
292
target/linux/generic/patches-2.6.37/441-block2mtd_refresh.patch
Normal file
@ -0,0 +1,292 @@
|
|||||||
|
--- a/drivers/mtd/devices/block2mtd.c
|
||||||
|
+++ b/drivers/mtd/devices/block2mtd.c
|
||||||
|
@@ -30,6 +30,8 @@ struct block2mtd_dev {
|
||||||
|
struct block_device *blkdev;
|
||||||
|
struct mtd_info mtd;
|
||||||
|
struct mutex write_mutex;
|
||||||
|
+ rwlock_t bdev_mutex;
|
||||||
|
+ char devname[0];
|
||||||
|
};
|
||||||
|
|
||||||
|
|
||||||
|
@@ -82,6 +84,12 @@ static int block2mtd_erase(struct mtd_in
|
||||||
|
size_t len = instr->len;
|
||||||
|
int err;
|
||||||
|
|
||||||
|
+ read_lock(&dev->bdev_mutex);
|
||||||
|
+ if (!dev->blkdev) {
|
||||||
|
+ err = -EINVAL;
|
||||||
|
+ goto done;
|
||||||
|
+ }
|
||||||
|
+
|
||||||
|
instr->state = MTD_ERASING;
|
||||||
|
mutex_lock(&dev->write_mutex);
|
||||||
|
err = _block2mtd_erase(dev, from, len);
|
||||||
|
@@ -93,6 +101,10 @@ static int block2mtd_erase(struct mtd_in
|
||||||
|
instr->state = MTD_ERASE_DONE;
|
||||||
|
|
||||||
|
mtd_erase_callback(instr);
|
||||||
|
+
|
||||||
|
+done:
|
||||||
|
+ read_unlock(&dev->bdev_mutex);
|
||||||
|
+
|
||||||
|
return err;
|
||||||
|
}
|
||||||
|
|
||||||
|
@@ -104,10 +116,14 @@ static int block2mtd_read(struct mtd_inf
|
||||||
|
struct page *page;
|
||||||
|
int index = from >> PAGE_SHIFT;
|
||||||
|
int offset = from & (PAGE_SIZE-1);
|
||||||
|
- int cpylen;
|
||||||
|
+ int cpylen, err = 0;
|
||||||
|
+
|
||||||
|
+ read_lock(&dev->bdev_mutex);
|
||||||
|
+ if (!dev->blkdev || (from > mtd->size)) {
|
||||||
|
+ err = -EINVAL;
|
||||||
|
+ goto done;
|
||||||
|
+ }
|
||||||
|
|
||||||
|
- if (from > mtd->size)
|
||||||
|
- return -EINVAL;
|
||||||
|
if (from + len > mtd->size)
|
||||||
|
len = mtd->size - from;
|
||||||
|
|
||||||
|
@@ -122,10 +138,14 @@ static int block2mtd_read(struct mtd_inf
|
||||||
|
len = len - cpylen;
|
||||||
|
|
||||||
|
page = page_read(dev->blkdev->bd_inode->i_mapping, index);
|
||||||
|
- if (!page)
|
||||||
|
- return -ENOMEM;
|
||||||
|
- if (IS_ERR(page))
|
||||||
|
- return PTR_ERR(page);
|
||||||
|
+ if (!page) {
|
||||||
|
+ err = -ENOMEM;
|
||||||
|
+ goto done;
|
||||||
|
+ }
|
||||||
|
+ if (IS_ERR(page)) {
|
||||||
|
+ err = PTR_ERR(page);
|
||||||
|
+ goto done;
|
||||||
|
+ }
|
||||||
|
|
||||||
|
memcpy(buf, page_address(page) + offset, cpylen);
|
||||||
|
page_cache_release(page);
|
||||||
|
@@ -136,7 +156,10 @@ static int block2mtd_read(struct mtd_inf
|
||||||
|
offset = 0;
|
||||||
|
index++;
|
||||||
|
}
|
||||||
|
- return 0;
|
||||||
|
+
|
||||||
|
+done:
|
||||||
|
+ read_unlock(&dev->bdev_mutex);
|
||||||
|
+ return err;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
@@ -188,12 +211,22 @@ static int block2mtd_write(struct mtd_in
|
||||||
|
size_t *retlen, const u_char *buf)
|
||||||
|
{
|
||||||
|
struct block2mtd_dev *dev = mtd->priv;
|
||||||
|
- int err;
|
||||||
|
+ int err = 0;
|
||||||
|
+
|
||||||
|
+ read_lock(&dev->bdev_mutex);
|
||||||
|
+ if (!dev->blkdev) {
|
||||||
|
+ err = -EINVAL;
|
||||||
|
+ goto done;
|
||||||
|
+ }
|
||||||
|
|
||||||
|
if (!len)
|
||||||
|
- return 0;
|
||||||
|
- if (to >= mtd->size)
|
||||||
|
- return -ENOSPC;
|
||||||
|
+ goto done;
|
||||||
|
+
|
||||||
|
+ if (to >= mtd->size) {
|
||||||
|
+ err = -ENOSPC;
|
||||||
|
+ goto done;
|
||||||
|
+ }
|
||||||
|
+
|
||||||
|
if (to + len > mtd->size)
|
||||||
|
len = mtd->size - to;
|
||||||
|
|
||||||
|
@@ -202,6 +235,9 @@ static int block2mtd_write(struct mtd_in
|
||||||
|
mutex_unlock(&dev->write_mutex);
|
||||||
|
if (err > 0)
|
||||||
|
err = 0;
|
||||||
|
+
|
||||||
|
+done:
|
||||||
|
+ read_unlock(&dev->bdev_mutex);
|
||||||
|
return err;
|
||||||
|
}
|
||||||
|
|
||||||
|
@@ -210,52 +246,29 @@ static int block2mtd_write(struct mtd_in
|
||||||
|
static void block2mtd_sync(struct mtd_info *mtd)
|
||||||
|
{
|
||||||
|
struct block2mtd_dev *dev = mtd->priv;
|
||||||
|
- sync_blockdev(dev->blkdev);
|
||||||
|
- return;
|
||||||
|
-}
|
||||||
|
-
|
||||||
|
-
|
||||||
|
-static void block2mtd_free_device(struct block2mtd_dev *dev)
|
||||||
|
-{
|
||||||
|
- if (!dev)
|
||||||
|
- return;
|
||||||
|
-
|
||||||
|
- kfree(dev->mtd.name);
|
||||||
|
|
||||||
|
- if (dev->blkdev) {
|
||||||
|
- invalidate_mapping_pages(dev->blkdev->bd_inode->i_mapping,
|
||||||
|
- 0, -1);
|
||||||
|
- close_bdev_exclusive(dev->blkdev, FMODE_READ|FMODE_WRITE);
|
||||||
|
- }
|
||||||
|
+ read_lock(&dev->bdev_mutex);
|
||||||
|
+ if (dev->blkdev)
|
||||||
|
+ sync_blockdev(dev->blkdev);
|
||||||
|
+ read_unlock(&dev->bdev_mutex);
|
||||||
|
|
||||||
|
- kfree(dev);
|
||||||
|
+ return;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
-/* FIXME: ensure that mtd->size % erase_size == 0 */
|
||||||
|
-static struct block2mtd_dev *add_device(char *devname, int erase_size, const char *mtdname)
|
||||||
|
+static int _open_bdev(struct block2mtd_dev *dev)
|
||||||
|
{
|
||||||
|
struct block_device *bdev;
|
||||||
|
- struct block2mtd_dev *dev;
|
||||||
|
- struct mtd_partition *part;
|
||||||
|
- char *name;
|
||||||
|
-
|
||||||
|
- if (!devname)
|
||||||
|
- return NULL;
|
||||||
|
-
|
||||||
|
- dev = kzalloc(sizeof(struct block2mtd_dev), GFP_KERNEL);
|
||||||
|
- if (!dev)
|
||||||
|
- return NULL;
|
||||||
|
|
||||||
|
/* Get a handle on the device */
|
||||||
|
- bdev = open_bdev_exclusive(devname, FMODE_READ|FMODE_WRITE, NULL);
|
||||||
|
+ bdev = open_bdev_exclusive(dev->devname, FMODE_READ|FMODE_WRITE, NULL);
|
||||||
|
#ifndef MODULE
|
||||||
|
if (IS_ERR(bdev)) {
|
||||||
|
|
||||||
|
/* We might not have rootfs mounted at this point. Try
|
||||||
|
to resolve the device name by other means. */
|
||||||
|
|
||||||
|
- dev_t devt = name_to_dev_t(devname);
|
||||||
|
+ dev_t devt = name_to_dev_t(dev->devname);
|
||||||
|
if (devt) {
|
||||||
|
bdev = open_by_devnum(devt, FMODE_WRITE | FMODE_READ);
|
||||||
|
}
|
||||||
|
@@ -263,17 +276,98 @@ static struct block2mtd_dev *add_device(
|
||||||
|
#endif
|
||||||
|
|
||||||
|
if (IS_ERR(bdev)) {
|
||||||
|
- ERROR("error: cannot open device %s", devname);
|
||||||
|
- goto devinit_err;
|
||||||
|
+ ERROR("error: cannot open device %s", dev->devname);
|
||||||
|
+ return 1;
|
||||||
|
}
|
||||||
|
dev->blkdev = bdev;
|
||||||
|
|
||||||
|
if (MAJOR(bdev->bd_dev) == MTD_BLOCK_MAJOR) {
|
||||||
|
ERROR("attempting to use an MTD device as a block device");
|
||||||
|
- goto devinit_err;
|
||||||
|
+ return 1;
|
||||||
|
}
|
||||||
|
|
||||||
|
+ return 0;
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+static void _close_bdev(struct block2mtd_dev *dev)
|
||||||
|
+{
|
||||||
|
+ struct block_device *bdev;
|
||||||
|
+
|
||||||
|
+ if (!dev->blkdev)
|
||||||
|
+ return;
|
||||||
|
+
|
||||||
|
+ bdev = dev->blkdev;
|
||||||
|
+ invalidate_mapping_pages(dev->blkdev->bd_inode->i_mapping, 0, -1);
|
||||||
|
+ close_bdev_exclusive(dev->blkdev, FMODE_READ|FMODE_WRITE);
|
||||||
|
+ dev->blkdev = NULL;
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+static void block2mtd_free_device(struct block2mtd_dev *dev)
|
||||||
|
+{
|
||||||
|
+ if (!dev)
|
||||||
|
+ return;
|
||||||
|
+
|
||||||
|
+ kfree(dev->mtd.name);
|
||||||
|
+ _close_bdev(dev);
|
||||||
|
+ kfree(dev);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+
|
||||||
|
+static int block2mtd_refresh(struct mtd_info *mtd)
|
||||||
|
+{
|
||||||
|
+ struct block2mtd_dev *dev = mtd->priv;
|
||||||
|
+ struct block_device *bdev;
|
||||||
|
+ dev_t devt;
|
||||||
|
+ int err = 0;
|
||||||
|
+
|
||||||
|
+ /* no other mtd function can run at this point */
|
||||||
|
+ write_lock(&dev->bdev_mutex);
|
||||||
|
+
|
||||||
|
+ /* get the device number for the whole disk */
|
||||||
|
+ devt = MKDEV(MAJOR(dev->blkdev->bd_dev), 0);
|
||||||
|
+
|
||||||
|
+ /* close the old block device */
|
||||||
|
+ _close_bdev(dev);
|
||||||
|
+
|
||||||
|
+ /* open the whole disk, issue a partition rescan, then */
|
||||||
|
+ bdev = open_by_devnum(devt, FMODE_WRITE | FMODE_READ);
|
||||||
|
+ if (!bdev || !bdev->bd_disk)
|
||||||
|
+ err = -EINVAL;
|
||||||
|
+#ifndef CONFIG_MTD_BLOCK2MTD_MODULE
|
||||||
|
+ else
|
||||||
|
+ err = rescan_partitions(bdev->bd_disk, bdev);
|
||||||
|
+#endif
|
||||||
|
+ if (bdev)
|
||||||
|
+ close_bdev_exclusive(bdev, FMODE_READ|FMODE_WRITE);
|
||||||
|
+
|
||||||
|
+ /* try to open the partition block device again */
|
||||||
|
+ _open_bdev(dev);
|
||||||
|
+ write_unlock(&dev->bdev_mutex);
|
||||||
|
+
|
||||||
|
+ return err;
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+/* FIXME: ensure that mtd->size % erase_size == 0 */
|
||||||
|
+static struct block2mtd_dev *add_device(char *devname, int erase_size, char *mtdname)
|
||||||
|
+{
|
||||||
|
+ struct block2mtd_dev *dev;
|
||||||
|
+ struct mtd_partition *part;
|
||||||
|
+ char *name;
|
||||||
|
+
|
||||||
|
+ if (!devname)
|
||||||
|
+ return NULL;
|
||||||
|
+
|
||||||
|
+ dev = kzalloc(sizeof(struct block2mtd_dev) + strlen(devname) + 1, GFP_KERNEL);
|
||||||
|
+ if (!dev)
|
||||||
|
+ return NULL;
|
||||||
|
+
|
||||||
|
+ strcpy(dev->devname, devname);
|
||||||
|
+
|
||||||
|
+ if (_open_bdev(dev))
|
||||||
|
+ goto devinit_err;
|
||||||
|
+
|
||||||
|
mutex_init(&dev->write_mutex);
|
||||||
|
+ rwlock_init(&dev->bdev_mutex);
|
||||||
|
|
||||||
|
/* Setup the MTD structure */
|
||||||
|
/* make the name contain the block device in */
|
||||||
|
@@ -298,6 +392,7 @@ static struct block2mtd_dev *add_device(
|
||||||
|
dev->mtd.read = block2mtd_read;
|
||||||
|
dev->mtd.priv = dev;
|
||||||
|
dev->mtd.owner = THIS_MODULE;
|
||||||
|
+ dev->mtd.refresh_device = block2mtd_refresh;
|
||||||
|
|
||||||
|
part = kzalloc(sizeof(struct mtd_partition), GFP_KERNEL);
|
||||||
|
part->name = dev->mtd.name;
|
@ -11038,14 +11038,14 @@
|
|||||||
+ yaffs_UnpackTags2(tags, &pt);
|
+ yaffs_UnpackTags2(tags, &pt);
|
||||||
+ }
|
+ }
|
||||||
+ }
|
+ }
|
||||||
+
|
|
||||||
|
- if(tags && retval == -EBADMSG && tags->eccResult == YAFFS_ECC_RESULT_NO_ERROR)
|
||||||
|
- tags->eccResult = YAFFS_ECC_RESULT_UNFIXED;
|
||||||
+ if (localData)
|
+ if (localData)
|
||||||
+ yaffs_ReleaseTempBuffer(dev, data, __LINE__);
|
+ yaffs_ReleaseTempBuffer(dev, data, __LINE__);
|
||||||
|
|
||||||
- if(tags && retval == -EBADMSG && tags->eccResult == YAFFS_ECC_RESULT_NO_ERROR)
|
|
||||||
+ if (tags && retval == -EBADMSG && tags->eccResult == YAFFS_ECC_RESULT_NO_ERROR)
|
+ if (tags && retval == -EBADMSG && tags->eccResult == YAFFS_ECC_RESULT_NO_ERROR)
|
||||||
tags->eccResult = YAFFS_ECC_RESULT_UNFIXED;
|
+ tags->eccResult = YAFFS_ECC_RESULT_UNFIXED;
|
||||||
-
|
|
||||||
if (retval == 0)
|
if (retval == 0)
|
||||||
return YAFFS_OK;
|
return YAFFS_OK;
|
||||||
else
|
else
|
@ -107,7 +107,7 @@ Signed-off-by: Phillip Lougher <phillip@lougher.demon.co.uk>
|
|||||||
+#endif
|
+#endif
|
||||||
--- a/lib/Kconfig
|
--- a/lib/Kconfig
|
||||||
+++ b/lib/Kconfig
|
+++ b/lib/Kconfig
|
||||||
@@ -124,6 +124,9 @@ config DECOMPRESS_LZO
|
@@ -130,6 +130,9 @@ config DECOMPRESS_LZO
|
||||||
select LZO_DECOMPRESS
|
select LZO_DECOMPRESS
|
||||||
tristate
|
tristate
|
||||||
|
|
@ -1,6 +1,6 @@
|
|||||||
--- a/net/netfilter/Kconfig
|
--- a/net/netfilter/Kconfig
|
||||||
+++ b/net/netfilter/Kconfig
|
+++ b/net/netfilter/Kconfig
|
||||||
@@ -948,6 +948,27 @@ config NETFILTER_XT_MATCH_STATE
|
@@ -946,6 +946,27 @@ config NETFILTER_XT_MATCH_STATE
|
||||||
|
|
||||||
To compile it as a module, choose M here. If unsure, say N.
|
To compile it as a module, choose M here. If unsure, say N.
|
||||||
|
|
@ -1,6 +1,6 @@
|
|||||||
--- a/net/netfilter/Kconfig
|
--- a/net/netfilter/Kconfig
|
||||||
+++ b/net/netfilter/Kconfig
|
+++ b/net/netfilter/Kconfig
|
||||||
@@ -762,6 +762,27 @@ config NETFILTER_XT_MATCH_IPVS
|
@@ -760,6 +760,27 @@ config NETFILTER_XT_MATCH_IPVS
|
||||||
|
|
||||||
If unsure, say N.
|
If unsure, say N.
|
||||||
|
|
||||||
@ -28,7 +28,7 @@
|
|||||||
config NETFILTER_XT_MATCH_LENGTH
|
config NETFILTER_XT_MATCH_LENGTH
|
||||||
tristate '"length" match support'
|
tristate '"length" match support'
|
||||||
depends on NETFILTER_ADVANCED
|
depends on NETFILTER_ADVANCED
|
||||||
@@ -948,26 +969,11 @@ config NETFILTER_XT_MATCH_STATE
|
@@ -946,26 +967,11 @@ config NETFILTER_XT_MATCH_STATE
|
||||||
|
|
||||||
To compile it as a module, choose M here. If unsure, say N.
|
To compile it as a module, choose M here. If unsure, say N.
|
||||||
|
|
@ -1,6 +1,6 @@
|
|||||||
--- a/drivers/net/phy/Kconfig
|
--- a/drivers/net/phy/Kconfig
|
||||||
+++ b/drivers/net/phy/Kconfig
|
+++ b/drivers/net/phy/Kconfig
|
||||||
@@ -92,6 +92,11 @@ config MICREL_PHY
|
@@ -98,6 +98,11 @@ config MICREL_PHY
|
||||||
---help---
|
---help---
|
||||||
Supports the KSZ9021, VSC8201, KS8001 PHYs.
|
Supports the KSZ9021, VSC8201, KS8001 PHYs.
|
||||||
|
|
||||||
@ -14,7 +14,7 @@
|
|||||||
depends on PHYLIB=y
|
depends on PHYLIB=y
|
||||||
--- a/drivers/net/phy/Makefile
|
--- a/drivers/net/phy/Makefile
|
||||||
+++ b/drivers/net/phy/Makefile
|
+++ b/drivers/net/phy/Makefile
|
||||||
@@ -13,6 +13,7 @@ obj-$(CONFIG_VITESSE_PHY) += vitesse.o
|
@@ -14,6 +14,7 @@ obj-$(CONFIG_VITESSE_PHY) += vitesse.o
|
||||||
obj-$(CONFIG_BROADCOM_PHY) += broadcom.o
|
obj-$(CONFIG_BROADCOM_PHY) += broadcom.o
|
||||||
obj-$(CONFIG_BCM63XX_PHY) += bcm63xx.o
|
obj-$(CONFIG_BCM63XX_PHY) += bcm63xx.o
|
||||||
obj-$(CONFIG_ICPLUS_PHY) += icplus.o
|
obj-$(CONFIG_ICPLUS_PHY) += icplus.o
|
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Reference in New Issue
Block a user