From bf4515227c36fde1887f3fc0afc25a9bb4726842 Mon Sep 17 00:00:00 2001 From: Eric Moore Date: Tue, 11 Jul 2006 17:25:35 -0600 Subject: [PATCH] [SCSI] mptfusion: sas nexus loss support sas nexus loss support for systems that suport failover. Signed-off-by: Eric Moore Signed-off-by: James Bottomley --- drivers/message/fusion/mptscsih.c | 19 ++++++++++++++++++- 1 file changed, 18 insertions(+), 1 deletion(-) diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c index c8a9d8e8c5..bc099651df 100644 --- a/drivers/message/fusion/mptscsih.c +++ b/drivers/message/fusion/mptscsih.c @@ -66,6 +66,7 @@ #include "mptbase.h" #include "mptscsih.h" +#include "lsi/mpi_log_sas.h" /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ #define my_NAME "Fusion MPT SCSI Host driver" @@ -682,8 +683,24 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) } break; - case MPI_IOCSTATUS_SCSI_TASK_TERMINATED: /* 0x0048 */ case MPI_IOCSTATUS_SCSI_IOC_TERMINATED: /* 0x004B */ + if ( ioc->bus_type == SAS ) { + u16 ioc_status = le16_to_cpu(pScsiReply->IOCStatus); + if (ioc_status & MPI_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE) { + u32 log_info = le32_to_cpu(mr->u.reply.IOCLogInfo); + log_info &=SAS_LOGINFO_MASK; + if (log_info == SAS_LOGINFO_NEXUS_LOSS) { + sc->result = (DID_BUS_BUSY << 16); + break; + } + } + } + + /* + * Allow non-SAS & non-NEXUS_LOSS to drop into below code + */ + + case MPI_IOCSTATUS_SCSI_TASK_TERMINATED: /* 0x0048 */ case MPI_IOCSTATUS_SCSI_EXT_TERMINATED: /* 0x004C */ /* Linux handles an unsolicited DID_RESET better * than an unsolicited DID_ABORT. -- 2.39.5