diff mbox series

[RFC,7/9] print_req_error: Add persistent durable name

Message ID 20191223225558.19242-8-tasleson@redhat.com (mailing list archive)
State New, archived
Headers show
Series Add persistent durable identifier to storage log messages | expand

Commit Message

Tony Asleson Dec. 23, 2019, 10:55 p.m. UTC 
Add persistent durable name to errors that occur in block mid layer.

Signed-off-by: Tony Asleson <tasleson@redhat.com>
---
 block/blk-core.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/block/blk-core.c b/block/blk-core.c
index d5e668ec751b..a0171a7c6535 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -211,11 +211,20 @@  static void print_req_error(struct request *req, blk_status_t status,
 		const char *caller)
 {
 	int idx = (__force int)status;
+	char dict[128];
+	int dict_len = 0;
 
 	if (WARN_ON_ONCE(idx >= ARRAY_SIZE(blk_errors)))
 		return;
 
-	printk_ratelimited(KERN_ERR
+	if (req->rq_disk) {
+		dict_len = dev_durable_name(
+				disk_to_dev(req->rq_disk)->parent,
+				dict,
+				sizeof(dict));
+	}
+
+	printk_emit_ratelimited(0, LOGLEVEL_ERR, dict, dict_len,
 		"%s: %s error, dev %s, sector %llu op 0x%x:(%s) flags 0x%x "
 		"phys_seg %u prio class %u\n",
 		caller, blk_errors[idx].name,