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authorNick Piggin <npiggin@suse.de>2007-10-16 01:25:25 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-16 09:42:58 -0700
commit03158cd7eb3374843de68421142ca5900df845d9 (patch)
tree5e1bfc1f981651e7f7d7cf30afd15d7bd96b2a57 /fs/jfs
parentb6af1bcd8720cb3062c8c4d4c8ba02bee10ff03f (diff)
fs: restore nobh
Implement nobh in new aops. This is a bit tricky. FWIW, nobh_truncate is now implemented in a way that does not create blocks in sparse regions, which is a silly thing for it to have been doing (isn't it?) ext2 survives fsx and fsstress. jfs is converted as well... ext3 should be easy to do (but not done yet). [akpm@linux-foundation.org: coding-style fixes] Cc: Badari Pulavarty <pbadari@us.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/jfs')
-rw-r--r--fs/jfs/inode.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/fs/jfs/inode.c b/fs/jfs/inode.c
index 6af37856361..4672013802e 100644
--- a/fs/jfs/inode.c
+++ b/fs/jfs/inode.c
@@ -279,8 +279,7 @@ static int jfs_write_begin(struct file *file, struct address_space *mapping,
loff_t pos, unsigned len, unsigned flags,
struct page **pagep, void **fsdata)
{
- *pagep = NULL;
- return block_write_begin(file, mapping, pos, len, flags, pagep, fsdata,
+ return nobh_write_begin(file, mapping, pos, len, flags, pagep, fsdata,
jfs_get_block);
}
@@ -306,7 +305,7 @@ const struct address_space_operations jfs_aops = {
.writepages = jfs_writepages,
.sync_page = block_sync_page,
.write_begin = jfs_write_begin,
- .write_end = generic_write_end,
+ .write_end = nobh_write_end,
.bmap = jfs_bmap,
.direct_IO = jfs_direct_IO,
};
@@ -359,7 +358,7 @@ void jfs_truncate(struct inode *ip)
{
jfs_info("jfs_truncate: size = 0x%lx", (ulong) ip->i_size);
- block_truncate_page(ip->i_mapping, ip->i_size, jfs_get_block);
+ nobh_truncate_page(ip->i_mapping, ip->i_size, jfs_get_block);
IWRITE_LOCK(ip, RDWRLOCK_NORMAL);
jfs_truncate_nolock(ip, ip->i_size);