The patch titled
AIO completion signal notification small cleanup
has been added to the -mm tree. Its filename is
aio-completion-signal-notification-small-cleanup.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: AIO completion signal notification small cleanup
From: Sébastien Dugué <sebastien.dugue@xxxxxxxx>
Clean up aio_setup_sigevent() to make it more readable.
Signed-off-by: Sébastien Dugué <sebastien.dugue@xxxxxxxx>
Cc: Laurent Vivier <laurent.vivier@xxxxxxxx>
Cc: Bharata B Rao <bharata@xxxxxxxxxx>
Cc: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Cc: Suparna Bhattacharya <suparna@xxxxxxxxxx>
Cc: Zach Brown <zach.brown@xxxxxxxxxx>
Cc: Oleg Nesterov <oleg@xxxxxxxxxx>
Cc: Badari Pulavarty <pbadari@xxxxxxxxxx>
Cc: Benjamin LaHaise <bcrl@xxxxxxxxxxxxxxx>
Cc: Jean Pierre Dion <jean-pierre.dion@xxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/aio.c | 15 ++++-----------
1 files changed, 4 insertions(+), 11 deletions(-)
diff -puN fs/aio.c~aio-completion-signal-notification-small-cleanup fs/aio.c
--- a/fs/aio.c~aio-completion-signal-notification-small-cleanup
+++ a/fs/aio.c
@@ -961,21 +961,11 @@ static long aio_setup_sigevent(struct ai
event.sigev_notify != SIGEV_THREAD_ID)
return -EINVAL;
- notify->notify = event.sigev_notify;
- notify->signo = event.sigev_signo;
- notify->value = event.sigev_value;
-
rcu_read_lock();
target = sigevent_find_task(&event);
- if (unlikely(!target)) {
- /*
- * Revert notify to SIGEV_NONE so that really_put_req()
- * knows that no ref has been taken on a task.
- */
- notify->notify = SIGEV_NONE;
+ if (unlikely(!target))
goto out_unlock;
- }
/*
* At this point, we know that notify is either SIGEV_SIGNAL or
@@ -987,6 +977,9 @@ static long aio_setup_sigevent(struct ai
notify->target = target;
rcu_read_unlock();
+ notify->notify = event.sigev_notify;
+ notify->signo = event.sigev_signo;
+ notify->value = event.sigev_value;
notify->sigq = __sigqueue_alloc(current, GFP_KERNEL, 0);
/*
_
Patches currently in -mm which might be from sebastien.dugue@xxxxxxxx are
rework-compat_sys_io_submit.patch
fix-aioh-includes.patch
fix-access_ok-checks.patch
make-good_sigevent-non-static.patch
make-good_sigevent-non-static-fix.patch
make-__sigqueue_free-and.patch
aio-completion-signal-notification.patch
aio-completion-signal-notification-fix.patch
aio-completion-signal-notification-fixes-and-cleanups.patch
aio-completion-signal-notification-small-cleanup.patch
add-listio-syscall-support.patch
-
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