Commit b0692dd4 authored by Brian King's avatar Brian King Committed by James Bottomley
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[SCSI] ipr: Log error for SAS dual path switch 



For ipr SAS adapters that support dual pathing, this
patch modifies ipr to log an error when a path fails.

Signed-off-by: default avatarBrian King <brking@linux.vnet.ibm.com>
Signed-off-by: default avatarJames Bottomley <James.Bottomley@SteelEye.com>
parent cc9bd5d4

drivers/scsi/ipr.c

+6 −2
Original line number Diff line number Diff line
@@ -4453,12 +4453,13 @@ static void ipr_dump_ioasa(struct ipr_ioa_cfg *ioa_cfg, 
{

	int i;

	u16 data_len;

	u32 ioasc;

	u32 ioasc, fd_ioasc;

	struct ipr_ioasa *ioasa = &ipr_cmd->ioasa;

	__be32 *ioasa_data = (__be32 *)ioasa;

	int error_index;



	ioasc = be32_to_cpu(ioasa->ioasc) & IPR_IOASC_IOASC_MASK;

	fd_ioasc = be32_to_cpu(ioasa->fd_ioasc) & IPR_IOASC_IOASC_MASK;



	if (0 == ioasc)

		return;
@@ -4466,6 +4467,9 @@ static void ipr_dump_ioasa(struct ipr_ioa_cfg *ioa_cfg, 
	if (ioa_cfg->log_level < IPR_DEFAULT_LOG_LEVEL)

		return;



	if (ioasc == IPR_IOASC_BUS_WAS_RESET && fd_ioasc)

		error_index = ipr_get_error(fd_ioasc);

	else

		error_index = ipr_get_error(ioasc);



	if (ioa_cfg->log_level < IPR_MAX_LOG_LEVEL) {