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authorDon Brace <don.brace@pmcs.com>2015-01-23 16:43:25 -0600
committerJames Bottomley <JBottomley@Parallels.com>2015-02-02 09:57:40 -0800
commit080ef1cc7fdf5d0800775c8626718da807e7ba99 (patch)
tree0d368443c5783ce08140713cda6300b565761c5b /drivers/scsi/hpsa_cmd.h
parent574f05d37484038caa989d457fa60c1db4e81683 (diff)
hpsa: use workqueue to resubmit failed ioaccel commands
Instead of kicking the commands all the way back to the mid layer, use a work queue. This enables having a mechanism for the driver to be able to resubmit the commands down the "normal" raid path without turning off the ioaccel feature entirely whenever an error is encountered on the ioaccel path, and prevent excessive rescanning of devices. Reviewed-by: Scott Teel <scott.teel@pmcs.com> Signed-off-by: Don Brace <don.brace@pmcs.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'drivers/scsi/hpsa_cmd.h')
-rw-r--r--drivers/scsi/hpsa_cmd.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/scsi/hpsa_cmd.h b/drivers/scsi/hpsa_cmd.h
index d78e66629650..3f2f0af6abb2 100644
--- a/drivers/scsi/hpsa_cmd.h
+++ b/drivers/scsi/hpsa_cmd.h
@@ -404,6 +404,7 @@ struct CommandList {
long cmdindex;
struct completion *waiting;
void *scsi_cmd;
+ struct work_struct work;
} __aligned(COMMANDLIST_ALIGNMENT);
/* Max S/G elements in I/O accelerator command */