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rootfs_split fixes

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* avoid compiler warnings on 2.6.22.1
 * applies cleanly on 2.6.21.5


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@8060 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg 2007-07-19 15:52:37 +00:00
parent 72d5517429
commit fc66ff967a
2 changed files with 13 additions and 16 deletions
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4
target/linux/generic-2.6/patches-2.6.22/060-rootfs_split.patch
View File

@ -461,7 +461,7 @@ Index: linux/drivers/mtd/mtdpart.c
+ j++;
+
+ if (strcmp(part->name, "rootfs") == 0 && slave->registered) {
+#if CONFIG_MTD_ROOTFS_ROOT_DEV
+#ifdef CONFIG_MTD_ROOTFS_ROOT_DEV
+ if (ROOT_DEV == 0) {
+ printk(KERN_NOTICE "mtd: partition \"rootfs\" "
+ "set to be root filesystem\n");
@ -480,7 +480,7 @@ Index: linux/drivers/mtd/mtdpart.c
- add_mtd_device(&slave->mtd);
- slave->registered = 1;
+#endif
+#if CONFIG_MTD_ROOTFS_SPLIT
+#ifdef CONFIG_MTD_ROOTFS_SPLIT
+ ret = split_rootfs_data(master, part, j);
+ if (ret == 0)
+ j++;

25
target/linux/generic-2.6/patches/060-rootfs_split.patch
View File

@ -2,17 +2,12 @@ Index: linux/drivers/mtd/Kconfig
===================================================================
--- linux.orig/drivers/mtd/Kconfig
+++ linux/drivers/mtd/Kconfig
@@ -47,6 +47,16 @@ config MTD_PARTITIONS
@@ -49,6 +49,11 @@ config MTD_PARTITIONS
devices. Partitioning on NFTL 'devices' is a different - that's the
'normal' form of partitioning used on a block device.
+config MTD_ROOTFS_ROOT_DEV
+ bool "Automatically set 'rootfs' partition to be root filesystem"
+ depends on MTD_PARTITIONS
+ default y
+
+config MTD_ROOTFS_SPLIT
+ bool "Automatically split 'rootfs' partition for squashfs"
+config MTD_SPLIT_ROOTFS
+ bool "Automatically split rootfs partition for squashfs"
+ depends on MTD_PARTITIONS
+ default y
+
@ -32,7 +27,7 @@ Index: linux/drivers/mtd/mtdpart.c
/* Our partition linked list */
static LIST_HEAD(mtd_partitions);
@@ -308,6 +310,265 @@ int del_mtd_partitions(struct mtd_info *
@@ -308,6 +310,266 @@ int del_mtd_partitions(struct mtd_info *
return 0;
}
@ -62,6 +57,7 @@ Index: linux/drivers/mtd/mtdpart.c
+ slave->mtd.subpage_sft = master->subpage_sft;
+
+ slave->mtd.name = part->name;
+ slave->mtd.bank_size = master->bank_size;
+ slave->mtd.owner = master->owner;
+
+ slave->mtd.read = part_read;
@ -284,7 +280,7 @@ Index: linux/drivers/mtd/mtdpart.c
+ if (dpart == NULL)
+ return 1;
+
+ printk(KERN_INFO "mtd: partition \"%s\" created automatically, ofs=%lX, len=%lX \n",
+ printk(KERN_INFO "mtd: \"%s\" created, ofs=%lX, len=%lX \n",
+ ROOTFS_SPLIT_NAME, dpart->offset, dpart->size);
+
+ ret = add_one_partition(master, dpart, index, NULL);
@ -298,7 +294,7 @@ Index: linux/drivers/mtd/mtdpart.c
/*
* This function, given a master MTD object and a partition table, creates
* and registers slave MTD objects which are bound to the master according to
@@ -320,168 +581,31 @@ int add_mtd_partitions(struct mtd_info *
@@ -320,169 +582,31 @@ int add_mtd_partitions(struct mtd_info *
int nbparts)
{
struct mtd_part *slave;
@ -331,6 +327,7 @@ Index: linux/drivers/mtd/mtdpart.c
- slave->mtd.subpage_sft = master->subpage_sft;
-
- slave->mtd.name = parts[i].name;
- slave->mtd.bank_size = master->bank_size;
- slave->mtd.owner = master->owner;
-
- slave->mtd.read = part_read;
@ -455,13 +452,13 @@ Index: linux/drivers/mtd/mtdpart.c
- offs += slave->mtd.erasesize;
+ for (i = 0, j = 0; i < nbparts; i++) {
+ part = (struct mtd_partition *) &parts[i];
+ ret = add_one_partition(master, part, j, &slave);
+ ret = add_one_partition(master, part, i, &slave);
+ if (ret)
+ return ret;
+ j++;
+
+ if (strcmp(part->name, "rootfs") == 0 && slave->registered) {
+#if CONFIG_MTD_ROOTFS_ROOT_DEV
+#ifdef CONFIG_MTD_ROOTFS_ROOT_DEV
+ if (ROOT_DEV == 0) {
+ printk(KERN_NOTICE "mtd: partition \"rootfs\" "
+ "set to be root filesystem\n");
@ -480,7 +477,7 @@ Index: linux/drivers/mtd/mtdpart.c
- add_mtd_device(&slave->mtd);
- slave->registered = 1;
+#endif
+#if CONFIG_MTD_ROOTFS_SPLIT
+#ifdef CONFIG_MTD_ROOTFS_SPLIT
+ ret = split_rootfs_data(master, part, j);
+ if (ret == 0)
+ j++;