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authorOGAWA Hirofumi <hirofumi@mail.parknet.co.jp>2005-09-16 19:28:13 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-09-17 11:50:02 -0700
commitef402268f7c9ab1872cafa1e638eb78a75b7c18f (patch)
treea3734b16fed370c17349fd45dbb2a0d5798db2fa /fs/fat/inode.c
parent4fb3a53860cee2aaaf81186c451b7da0b95b45c1 (diff)
downloadop-kernel-dev-ef402268f7c9ab1872cafa1e638eb78a75b7c18f.zip
op-kernel-dev-ef402268f7c9ab1872cafa1e638eb78a75b7c18f.tar.gz
[PATCH] FAT: miss-sync issues on sync mount (miss-sync on write)
This patch fixes miss-sync issue on write() system call. This updates inode attrs flags, mtime and ctime on every comit_write call, due to locking. Signed-off-by: Hiroyuki Machida <machida@sm.sony.co.jp> Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/fat/inode.c')
-rw-r--r--fs/fat/inode.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/fs/fat/inode.c b/fs/fat/inode.c
index a7cbe68..51b1d15 100644
--- a/fs/fat/inode.c
+++ b/fs/fat/inode.c
@@ -102,6 +102,19 @@ static int fat_prepare_write(struct file *file, struct page *page,
&MSDOS_I(page->mapping->host)->mmu_private);
}
+static int fat_commit_write(struct file *file, struct page *page,
+ unsigned from, unsigned to)
+{
+ struct inode *inode = page->mapping->host;
+ int err = generic_commit_write(file, page, from, to);
+ if (!err && !(MSDOS_I(inode)->i_attrs & ATTR_ARCH)) {
+ inode->i_mtime = inode->i_ctime = CURRENT_TIME_SEC;
+ MSDOS_I(inode)->i_attrs |= ATTR_ARCH;
+ mark_inode_dirty(inode);
+ }
+ return err;
+}
+
static sector_t _fat_bmap(struct address_space *mapping, sector_t block)
{
return generic_block_bmap(mapping, block, fat_get_block);
@@ -112,7 +125,7 @@ static struct address_space_operations fat_aops = {
.writepage = fat_writepage,
.sync_page = block_sync_page,
.prepare_write = fat_prepare_write,
- .commit_write = generic_commit_write,
+ .commit_write = fat_commit_write,
.bmap = _fat_bmap
};
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