From: Jens Axboe Date: Tue, 15 Apr 2008 07:25:33 +0000 (+0200) Subject: io context: increment task attachment count in ioc_task_link() X-Git-Tag: v2.6.25~2^2~1 X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=d237e5c7ce82b6c7e1aa50348520a0c5a47274fa;p=linux-2.6-omap-h63xx.git io context: increment task attachment count in ioc_task_link() Thanks to Nikanth Karthikesan for reporting this. Signed-off-by: Jens Axboe --- diff --git a/include/linux/iocontext.h b/include/linux/iocontext.h index cac4b364cd4..2b7a1187cb2 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; }