AcoSail/kernel_optimize_test
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[XFS] Fix a writepage regression where we accidentally stopped honouring

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nonblock mode with the new IO path code (since 2.6.16).

SGI-PV: 951662
SGI-Modid: xfs-linux-melb:xfs-kern:25676a

Signed-off-by: Nathan Scott <nathans@sgi.com>
This commit is contained in:
Nathan Scott 2006-04-11 15:10:55 +10:00
parent e50bd16fe4
commit 8272145c05
1 changed files with 9 additions and 9 deletions
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18
fs/xfs/linux-2.6/xfs_aops.c
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@ -870,12 +870,14 @@ xfs_page_state_convert(
pgoff_t end_index, last_index, tlast;
ssize_t size, len;
int flags, err, iomap_valid = 0, uptodate = 1;
int page_dirty, count = 0, trylock_flag = 0;
int page_dirty, count = 0;
int trylock = 0;
int all_bh = unmapped;
/* wait for other IO threads? */
if (startio && (wbc->sync_mode == WB_SYNC_NONE && wbc->nonblocking))
trylock_flag |= BMAPI_TRYLOCK;
if (startio) {
if (wbc->sync_mode == WB_SYNC_NONE && wbc->nonblocking)
trylock |= BMAPI_TRYLOCK;
}
/* Is this page beyond the end of the file? */
offset = i_size_read(inode);
@ -956,15 +958,13 @@ xfs_page_state_convert(
if (buffer_unwritten(bh)) {
type = IOMAP_UNWRITTEN;
flags = BMAPI_WRITE|BMAPI_IGNSTATE;
flags = BMAPI_WRITE | BMAPI_IGNSTATE;
} else if (buffer_delay(bh)) {
type = IOMAP_DELAY;
flags = BMAPI_ALLOCATE;
if (!startio)
flags |= trylock_flag;
flags = BMAPI_ALLOCATE | trylock;
} else {
type = IOMAP_NEW;
flags = BMAPI_WRITE|BMAPI_MMAP;
flags = BMAPI_WRITE | BMAPI_MMAP;
}
if (!iomap_valid) {