summaryrefslogtreecommitdiffstats
path: root/drivers/scsi/scsi_lib.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/scsi/scsi_lib.c')
-rw-r--r--drivers/scsi/scsi_lib.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index f02f48a882a..9f7482d0b59 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -388,10 +388,9 @@ int scsi_execute_async(struct scsi_device *sdev, const unsigned char *cmd,
int err = 0;
int write = (data_direction == DMA_TO_DEVICE);
- sioc = kmem_cache_alloc(scsi_io_context_cache, gfp);
+ sioc = kmem_cache_zalloc(scsi_io_context_cache, gfp);
if (!sioc)
return DRIVER_ERROR << 24;
- memset(sioc, 0, sizeof(*sioc));
req = blk_get_request(sdev->request_queue, write, gfp);
if (!req)
@@ -1400,7 +1399,7 @@ static void scsi_softirq_done(struct request *rq)
scsi_finish_command(cmd);
break;
case NEEDS_RETRY:
- scsi_retry_command(cmd);
+ scsi_queue_insert(cmd, SCSI_MLQUEUE_EH_RETRY);
break;
case ADD_TO_MLQUEUE:
scsi_queue_insert(cmd, SCSI_MLQUEUE_DEVICE_BUSY);
@@ -2250,6 +2249,8 @@ void *scsi_kmap_atomic_sg(struct scatterlist *sg, int sg_count,
size_t sg_len = 0, len_complete = 0;
struct page *page;
+ WARN_ON(!irqs_disabled());
+
for (i = 0; i < sg_count; i++) {
len_complete = sg_len; /* Complete sg-entries */
sg_len += sg[i].length;