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| author | Jens Axboe <jens.axboe@oracle.com> | 2008-04-15 09:25:33 +0200 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2008-04-15 09:25:33 +0200 |
| commit | d237e5c7ce82b6c7e1aa50348520a0c5a47274fa (patch) | |
| tree | 7ba37198dea89e4168cb660175057058ebbf11f1 /include | |
| parent | Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/min... (diff) | |
| download | linux-d237e5c7ce82b6c7e1aa50348520a0c5a47274fa.tar.xz linux-d237e5c7ce82b6c7e1aa50348520a0c5a47274fa.zip | |
io context: increment task attachment count in ioc_task_link()
Thanks to Nikanth Karthikesan <knikanth@suse.de> for reporting this.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/iocontext.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/iocontext.h b/include/linux/iocontext.h index cac4b364cd40..2b7a1187cb29 100644 --- a/include/linux/iocontext.h +++ b/include/linux/iocontext.h @@ -91,8 +91,10 @@ static inline struct io_context *ioc_task_link(struct io_context *ioc) * if ref count is zero, don't allow sharing (ioc is going away, it's * a race). */ - if (ioc && atomic_inc_not_zero(&ioc->refcount)) + if (ioc && atomic_inc_not_zero(&ioc->refcount)) { + atomic_inc(&ioc->nr_tasks); return ioc; + } return NULL; } |