Merge branch 'linus' into perfcounters/core

Merge reason: need the upstream facility added by:

  7f1e2ca: hrtimer: fix rq->lock inversion (again)

Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 16 insertions, 1 deletions

diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 4b13e36d3aa0..d1cb64ad1a3f 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -791,7 +791,22 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes)
 				      "%d bytes done.\n",
 				      req->nr_sectors, good_bytes));
 
-	/* A number of bytes were successfully read.  If there
+	/*
+	 * Recovered errors need reporting, but they're always treated
+	 * as success, so fiddle the result code here.  For BLOCK_PC
+	 * we already took a copy of the original into rq->errors which
+	 * is what gets returned to the user
+	 */
+	if (sense_valid && sshdr.sense_key == RECOVERED_ERROR) {
+		if (!(req->cmd_flags & REQ_QUIET))
+			scsi_print_sense("", cmd);
+		result = 0;
+		/* BLOCK_PC may have set error */
+		error = 0;
+	}
+
+	/*
+	 * A number of bytes were successfully read.  If there
 	 * are leftovers and there is some kind of error
 	 * (result != 0), retry the rest.
 	 */