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authorKen Sumrall <ksumrall@android.com>2011-10-25 18:16:58 -0700
committerDan Willemsen <dwillemsen@nvidia.com>2011-11-30 21:39:15 -0800
commitcd5997b848fc5081500ff7d7f00795511ad77bc0 (patch)
tree4f338d8d27561fbbd291f87d9fbe2bb8f73c406e /drivers/mmc/card/block.c
parente2354f9fa52167df0d0eb30d0e99e8fb2f2df38a (diff)
mmc: block: Improve logging of handling emmc timeouts
Add some logging to make it clear just how the emmc timeout was handled. Change-Id: Id33fd28d8b9778dc4e85db829e2637a328eddab4 Signed-off-by: Ken Sumrall <ksumrall@android.com>
Diffstat (limited to 'drivers/mmc/card/block.c')
-rw-r--r--drivers/mmc/card/block.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index e3d242836fd3..63bd30bdb439 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -571,18 +571,22 @@ static int mmc_blk_cmd_error(struct request *req, const char *name, int error,
req->rq_disk->disk_name, "timed out", name, status);
/* If the status cmd initially failed, retry the r/w cmd */
- if (!status_valid)
+ if (!status_valid) {
+ pr_err("%s: status not valid, retrying timeout\n", req->rq_disk->disk_name);
return ERR_RETRY;
-
+ }
/*
* If it was a r/w cmd crc error, or illegal command
* (eg, issued in wrong state) then retry - we should
* have corrected the state problem above.
*/
- if (status & (R1_COM_CRC_ERROR | R1_ILLEGAL_COMMAND))
+ if (status & (R1_COM_CRC_ERROR | R1_ILLEGAL_COMMAND)) {
+ pr_err("%s: command error, retrying timeout\n", req->rq_disk->disk_name);
return ERR_RETRY;
+ }
/* Otherwise abort the command */
+ pr_err("%s: not retrying timeout\n", req->rq_disk->disk_name);
return ERR_ABORT;
default: