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authorLinus Torvalds <torvalds@linux-foundation.org>2013-07-03 11:08:24 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-07-03 11:08:24 -0700
commitc1101cbc7db316dcdc94d344727fd372622d0ce7 (patch)
treef1d8946a404bbf7508408a8a76f9c1b7fe672498 /block
parent1873e50028ce87dd9014049c86d71a898fa02166 (diff)
parent5ea34a01423a27d4526f3551e8542f2f991bd4a0 (diff)
downloadlinux-linaro-stable-c1101cbc7db316dcdc94d344727fd372622d0ce7.tar.gz
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull s390 updates from Martin Schwidefsky: "This is the bulk of the s390 patches for the 3.11 merge window. Notable enhancements are: the block timeout patches for dasd from Hannes, and more work on the PCI support front. In addition some cleanup and the usual bug fixing." * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: (42 commits) s390/dasd: Fail all requests when DASD_FLAG_ABORTIO is set s390/dasd: Add 'timeout' attribute block: check for timeout function in blk_rq_timed_out() block/dasd: detailed I/O errors s390/dasd: Reduce amount of messages for specific errors s390/dasd: Implement block timeout handling s390/dasd: process all requests in the device tasklet s390/dasd: make number of retries configurable s390/dasd: Clarify comment s390/hwsampler: Updated misleading member names in hws_data_entry s390/appldata_net_sum: do not use static data s390/appldata_mem: do not use static data s390/vmwatchdog: do not use static data s390/airq: simplify adapter interrupt code s390/pci: remove per device debug attribute s390/dma: remove gratuitous brackets s390/facility: decompose test_facility() s390/sclp: remove duplicated include from sclp_ctl.c s390/irq: store interrupt information in pt_regs s390/drivers: Cocci spatch "ptr_ret.spatch" ...
Diffstat (limited to 'block')
-rw-r--r--block/blk-core.c3
-rw-r--r--block/blk-timeout.c5
2 files changed, 6 insertions, 2 deletions
diff --git a/block/blk-core.c b/block/blk-core.c
index 0852e5d43436..93a18d1d3da8 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -2315,6 +2315,9 @@ bool blk_update_request(struct request *req, int error, unsigned int nr_bytes)
case -EBADE:
error_type = "critical nexus";
break;
+ case -ETIMEDOUT:
+ error_type = "timeout";
+ break;
case -EIO:
default:
error_type = "I/O";
diff --git a/block/blk-timeout.c b/block/blk-timeout.c
index 6e4744cbfb56..65f103563969 100644
--- a/block/blk-timeout.c
+++ b/block/blk-timeout.c
@@ -82,9 +82,10 @@ void blk_delete_timer(struct request *req)
static void blk_rq_timed_out(struct request *req)
{
struct request_queue *q = req->q;
- enum blk_eh_timer_return ret;
+ enum blk_eh_timer_return ret = BLK_EH_RESET_TIMER;
- ret = q->rq_timed_out_fn(req);
+ if (q->rq_timed_out_fn)
+ ret = q->rq_timed_out_fn(req);
switch (ret) {
case BLK_EH_HANDLED:
__blk_complete_request(req);