[lustre-devel] [PATCH 32/32] lustre: mgc: remove llog_process_lock

[NeilBrown]

This mutex is never used, so remove it.

Signed-off-by: NeilBrown <neilb at suse.com>
---
 drivers/staging/lustre/lustre/mgc/mgc_request.c |    6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/staging/lustre/lustre/mgc/mgc_request.c b/drivers/staging/lustre/lustre/mgc/mgc_request.c
index a805705f357e..b2b20b41ed25 100644
--- a/drivers/staging/lustre/lustre/mgc/mgc_request.c
+++ b/drivers/staging/lustre/lustre/mgc/mgc_request.c
@@ -383,8 +383,6 @@ config_log_add(struct obd_device *obd, char *logname,
 	return ERR_PTR(rc);
 }
 
-static DEFINE_MUTEX(llog_process_lock);
-
 static inline void config_mark_cld_stop(struct config_llog_data *cld)
 {
 	if (!cld)
@@ -1535,9 +1533,7 @@ static int mgc_process_cfg_log(struct obd_device *mgc,
 	__llog_ctxt_put(env, ctxt);
 
 	/*
-	 * update settings on existing OBDs. doing it inside
-	 * of llog_process_lock so no device is attaching/detaching
-	 * in parallel.
+	 * update settings on existing OBDs.
 	 * the logname must be <fsname>-sptlrpc
 	 */
 	if (sptlrpc_started) {