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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2009-06-12 10:53:38 +0400
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2009-06-12 10:53:38 +0400
commitbc47ab0241c7c86da4f5e5f82fbca7d45387c18d (patch)
treeb9c33ae8b6de43e44cc5fcbaa3e4a15f18a5ed42 /include/linux/iocontext.h
parent37f9ef553bed630957e025504cdcbc76f5de49d5 (diff)
parent8ebf975608aaebd7feb33d77f07ba21a6380e086 (diff)
downloadlinux-bc47ab0241c7c86da4f5e5f82fbca7d45387c18d.tar.xz
Merge commit 'origin/master' into next
Manual merge of: arch/powerpc/kernel/asm-offsets.c
Diffstat (limited to 'include/linux/iocontext.h')
-rw-r--r--include/linux/iocontext.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/include/linux/iocontext.h b/include/linux/iocontext.h
index 08b987bccf89..dd05434fa45f 100644
--- a/include/linux/iocontext.h
+++ b/include/linux/iocontext.h
@@ -64,7 +64,7 @@ struct cfq_io_context {
* and kmalloc'ed. These could be shared between processes.
*/
struct io_context {
- atomic_t refcount;
+ atomic_long_t refcount;
atomic_t nr_tasks;
/* all the fields below are protected by this lock */
@@ -91,8 +91,8 @@ 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)) {
- atomic_inc(&ioc->nr_tasks);
+ if (ioc && atomic_long_inc_not_zero(&ioc->refcount)) {
+ atomic_long_inc(&ioc->refcount);
return ioc;
}