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ipc: close open coded spin lock calls

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Signed-off-by: Davidlohr Bueso <davidlohr.bueso@hp.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Rik van Riel <riel@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Davidlohr Bueso
2013-07-08 16:01:11 -07:00
committed by Linus Torvalds
parent 1ca7003ab4
commit cf9d5d78d0
4 changed files with 12 additions and 12 deletions
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4
ipc/shm.c
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@@ -141,7 +141,7 @@ static inline struct shmid_kernel *shm_lock(struct ipc_namespace *ns, int id)
static inline void shm_lock_by_ptr(struct shmid_kernel *ipcp)
{
rcu_read_lock();
spin_lock(&ipcp->shm_perm.lock);
ipc_lock_object(&ipcp->shm_perm);
}
static inline struct shmid_kernel *shm_lock_check(struct ipc_namespace *ns,
@@ -545,7 +545,7 @@ static int newseg(struct ipc_namespace *ns, struct ipc_params *params)
ns->shm_tot += numpages;
error = shp->shm_perm.id;
spin_unlock(&shp->shm_perm.lock);
ipc_unlock_object(&shp->shm_perm);
rcu_read_unlock();
return error;