The patch titled
aio is unlikely
has been removed from the -mm tree. Its filename was
aio-is-unlikely.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: aio is unlikely
From: Andrew Morton <akpm@xxxxxxxx>
Stick an unlikely() around is_aio(): I assert that most IO is synchronous.
Cc: Suparna Bhattacharya <suparna@xxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Cc: Benjamin LaHaise <bcrl@xxxxxxxxx>
Cc: Zach Brown <zach.brown@xxxxxxxxxx>
Cc: Ulrich Drepper <drepper@xxxxxxxxxx>
Cc: Christoph Hellwig <hch@xxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/aio.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff -puN include/linux/aio.h~aio-is-unlikely include/linux/aio.h
--- a/include/linux/aio.h~aio-is-unlikely
+++ a/include/linux/aio.h
@@ -226,7 +226,8 @@ int FASTCALL(io_submit_one(struct kioctx
__put_ioctx(kioctx); \
} while (0)
-#define in_aio() !is_sync_wait(current->io_wait)
+#define in_aio() (unlikely(!is_sync_wait(current->io_wait)))
+
/* may be used for debugging */
#define warn_if_async() \
do { \
_
Patches currently in -mm which might be from akpm@xxxxxxxx are
origin.patch
git-ieee1394.patch
update-smc91x-driver-with-arm-versatile-board-info.patch
drivers-net-ns83820c-add-paramter-to-disable-auto.patch
git-ioat-vs-git-md-accel.patch
ioat-warning-fix.patch
scsi-cover-up-bugs-fix-up-compiler-warnings-in-megaraid-driver.patch
git-ipwireless_cs.patch
lumpy-reclaim-v4.patch
deprecate-smbfs-in-favour-of-cifs.patch
sync_sb_inodes-propagate-errors.patch
move-page-writeback-acounting-out-of-macros.patch
ext2-reservations.patch
mm-implement-swap-prefetching.patch
make-copy_from_user_inatomic-not-zero-the-tail-on-i386-vs-reiser4.patch
reiser4.patch
nr_blockdev_pages-in_interrupt-warning.patch
device-suspend-debug.patch
slab-leaks3-default-y.patch
vdso-print-fatal-signals-use-ctl_unnumbered.patch
restore-rogue-readahead-printk.patch
put_bh-debug.patch
acpi_format_exception-debug.patch
kmap_atomic-debugging.patch
shrink_slab-handle-bad-shrinkers.patch
squash-ipc-warnings.patch
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