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ipc: rename ids->rw_mutex

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Since in some situations the lock can be shared for readers, we shouldn't
be calling it a mutex, rename it to rwsem.

Signed-off-by: Davidlohr Bueso <davidlohr.bueso@hp.com>
Tested-by: Sedat Dilek <sedat.dilek@gmail.com>
Cc: Rik van Riel <riel@redhat.com>
Cc: Manfred Spraul <manfred@colorfullife.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
2013-09-11 14:26:24 -07:00
committed by Linus Torvalds
parent c2c737a046
commit d9a605e40b
7 changed files with 69 additions and 69 deletions
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4
ipc/namespace.c
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@@ -81,7 +81,7 @@ void free_ipcs(struct ipc_namespace *ns, struct ipc_ids *ids,
int next_id;
int total, in_use;
down_write(&ids->rw_mutex);
down_write(&ids->rwsem);
in_use = ids->in_use;
@@ -93,7 +93,7 @@ void free_ipcs(struct ipc_namespace *ns, struct ipc_ids *ids,
free(ns, perm);
total++;
}
up_write(&ids->rw_mutex);
up_write(&ids->rwsem);
}
static void free_ipc_ns(struct ipc_namespace *ns)