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Commit 5771cfff authored by Prasad B Munirathnam's avatar Prasad B Munirathnam Committed by Martin K. Petersen
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scsi: aacraid: Fix I/O drop during reset 



"FIB_CONTEXT_FLAG_TIMEDOUT" flag is set in aac_eh_abort to indicate
command timeout. Using the same flag in reset handler causes the command
to time out and the I/Os were dropped.

Define a new flag "FIB_CONTEXT_FLAG_EH_RESET" to make sure I/O is
properly handled in eh_reset handler.

[mkp: tweaked commit message]

Signed-off-by: default avatarPrasad B Munirathnam <prasad.munirathnam@microsemi.com>
Reviewed-by: default avatarRaghava Aditya Renukunta <RaghavaAditya.Renukunta@microsemi.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 093b8886

drivers/scsi/aacraid/aacraid.h

+1 −0
Original line number Diff line number Diff line
@@ -1725,6 +1725,7 @@ struct aac_dev 
#define FIB_CONTEXT_FLAG_NATIVE_HBA		(0x00000010)

#define FIB_CONTEXT_FLAG_NATIVE_HBA_TMF	(0x00000020)

#define FIB_CONTEXT_FLAG_SCSI_CMD	(0x00000040)

#define FIB_CONTEXT_FLAG_EH_RESET	(0x00000080)



/*

 *	Define the command values

drivers/scsi/aacraid/linit.c

+1 −1
Original line number Diff line number Diff line
@@ -1037,7 +1037,7 @@ static int aac_eh_bus_reset(struct scsi_cmnd* cmd) 
			info = &aac->hba_map[bus][cid];

			if (bus >= AAC_MAX_BUSES || cid >= AAC_MAX_TARGETS ||

			    info->devtype != AAC_DEVTYPE_NATIVE_RAW) {

				fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT;

				fib->flags |= FIB_CONTEXT_FLAG_EH_RESET;

				cmd->SCp.phase = AAC_OWNER_ERROR_HANDLER;

			}

		}