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qla2xxx: Schedule board_disable only once

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There are various callers of qla2x00_check_reg{32,16}_for_disconnect
that may schedule board removal on PCI-disconnect. Test-and-set a
dedicated flag before scheduling board_disable so it is invoked only
once.

Signed-off-by: Joe Lawrence <joe.lawrence@stratus.com>
Acked-by: Chad Dupuis <chad.dupuis@qlogic.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Joe Lawrence
2014-08-26 17:12:01 -04:00
committed by Christoph Hellwig
parent c821e0d5b2
commit 232792b6b4
2 changed files with 11 additions and 6 deletions
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3
drivers/scsi/qla2xxx/qla_def.h
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@@ -3402,6 +3402,9 @@ typedef struct scsi_qla_host {
#define FX00_CRITEMP_RECOVERY 25
#define FX00_HOST_INFO_RESEND 26
unsigned long pci_flags;
#define PFLG_DISCONNECTED 0 /* PCI device removed */
uint32_t device_flags;
#define SWITCH_FOUND BIT_0
#define DFLG_NO_CABLE BIT_1