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openwrt-xburst/target/linux/generic/patches-3.6/503-yaffs-Replace-yaffs_dir_llseek-with-Linux-generic-ll.patch
juhosg ddec1a3035 generic: replace yaffs-2.6.39 patch
Use backported upstream patches instead.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34032 3c298f89-4303-0410-b956-a3cf2f4a3e73
2012-10-31 15:12:45 +00:00

73 lines
1.8 KiB
Diff

From cd6657c4bde20886b0805ea9f2cbac7ec25ac2e5 Mon Sep 17 00:00:00 2001
From: Charles Manning <cdhmanning@gmail.com>
Date: Tue, 30 Nov 2010 16:01:28 +1300
Subject: [PATCH 1/2] yaffs: Replace yaffs_dir_llseek with Linux generic
llseek
commit ed8188fb7659cfb65b5adbe154d143190ade0324 upstream.
There was not much point in having the yaffs version as it is
functionally equivalent to the kernel one.
This also gets rid of using BKL in yaffs2.
Signed-off-by: Charles Manning <cdhmanning@gmail.com>
---
yaffs_vfs.c | 30 +-----------------------------
yaffs_vfs_multi.c | 30 +-----------------------------
2 files changed, 2 insertions(+), 58 deletions(-)
--- a/fs/yaffs2/yaffs_vfs_glue.c
+++ b/fs/yaffs2/yaffs_vfs_glue.c
@@ -342,8 +342,6 @@ static int yaffs_follow_link(struct dent
static void yaffs_touch_super(yaffs_dev_t *dev);
-static loff_t yaffs_dir_llseek(struct file *file, loff_t offset, int origin);
-
static int yaffs_vfs_setattr(struct inode *, struct iattr *);
@@ -460,7 +458,7 @@ static const struct file_operations yaff
.read = generic_read_dir,
.readdir = yaffs_readdir,
.fsync = yaffs_sync_object,
- .llseek = yaffs_dir_llseek,
+ .llseek = generic_file_llseek,
};
static const struct super_operations yaffs_super_ops = {
@@ -1534,32 +1532,6 @@ static void yaffs_release_space(struct f
}
-static loff_t yaffs_dir_llseek(struct file *file, loff_t offset, int origin)
-{
- long long retval;
-
- lock_kernel();
-
- switch (origin){
- case 2:
- offset += i_size_read(file->f_path.dentry->d_inode);
- break;
- case 1:
- offset += file->f_pos;
- }
- retval = -EINVAL;
-
- if (offset >= 0){
- if (offset != file->f_pos)
- file->f_pos = offset;
-
- retval = offset;
- }
- unlock_kernel();
- return retval;
-}
-
-
static int yaffs_readdir(struct file *f, void *dirent, filldir_t filldir)
{
yaffs_obj_t *obj;