block: include func name in __get_request prints

In __get_request calls to printk_ratelimited, include the function name so
the callbacks suppressed message matches the messages that are printed,
and add "dev" before the device name so it matches other block layer
messages.

Signed-off-by: Robert Elliott <elliott@hp.com>
Reviewed-by: Webb Scales <webbnh@hp.com>
Signed-off-by: Jens Axboe <axboe@fb.com>

diff --git a/block/blk-core.c b/block/blk-core.c
index ecc124e..d6ec7db 100644 (file)
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -1060,8 +1060,8 @@ fail_elvpriv:
         * shouldn't stall IO.  Treat this request as !elvpriv.  This will
         * disturb iosched and blkcg but weird is bettern than dead.
         */
-       printk_ratelimited(KERN_WARNING "%s: request aux data allocation failed, iosched may be disturbed\n",
-                          dev_name(q->backing_dev_info.dev));
+       printk_ratelimited(KERN_WARNING "%s: dev %s: request aux data allocation failed, iosched may be disturbed\n",
+                          __func__, dev_name(q->backing_dev_info.dev));
 
        rq->cmd_flags &= ~REQ_ELVPRIV;
        rq->elv.icq = NULL;