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[SCSI] qla2xxx: Add mutex around optrom calls to serialize accesses.

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Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Chad Dupuis
2014-02-26 04:14:56 -05:00
committed by James Bottomley
parent 38e83bff14
commit 7a8ab9c840
4 changed files with 54 additions and 21 deletions
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drivers/scsi/qla2xxx/qla_def.h
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@@ -3183,6 +3183,7 @@ struct qla_hw_data {
#define QLA_SWRITING 2
uint32_t optrom_region_start;
uint32_t optrom_region_size;
struct mutex optrom_mutex;
/* PCI expansion ROM image information. */
#define ROM_CODE_TYPE_BIOS 0