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| author | James Smart <james.smart@emulex.com> | 2012-03-01 22:34:36 -0500 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2012-03-27 08:26:29 +0100 |
| commit | 5c1db2accd4b3e21aa7440526af9d2d0ccf5241c (patch) | |
| tree | 52389bd42996f84699fc66160e822e2b97f5ebe2 /drivers/scsi/lpfc | |
| parent | 41899be7e8b95c9c8b51ad4ff932769af508306f (diff) | |
| download | linux-stable-5c1db2accd4b3e21aa7440526af9d2d0ccf5241c.tar.gz linux-stable-5c1db2accd4b3e21aa7440526af9d2d0ccf5241c.tar.bz2 linux-stable-5c1db2accd4b3e21aa7440526af9d2d0ccf5241c.zip | |
[SCSI] lpfc 8.3.30: Fix driver handling of XRI Aborted CQE response
Signed-off-by: Alex Iannicelli <alex.iannicelli@emulex.com>
Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/lpfc')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_hw4.h | 6 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_sli.c | 15 |
2 files changed, 18 insertions, 3 deletions
diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h index 9e2b9b227e1a..4aecb5c4e602 100644 --- a/drivers/scsi/lpfc/lpfc_hw4.h +++ b/drivers/scsi/lpfc/lpfc_hw4.h @@ -338,6 +338,12 @@ struct lpfc_cqe { #define CQE_CODE_XRI_ABORTED 0x5 #define CQE_CODE_RECEIVE_V1 0x9 +/* + * Define mask value for xri_aborted and wcqe completed CQE extended status. + * Currently, extended status is limited to 9 bits (0x0 -> 0x103) . + */ +#define WCQE_PARAM_MASK 0x1FF; + /* completion queue entry for wqe completions */ struct lpfc_wcqe_complete { uint32_t word0; diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 99afe1522273..c516b040d45c 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -8388,6 +8388,7 @@ lpfc_sli4_abts_err_handler(struct lpfc_hba *phba, struct sli4_wcqe_xri_aborted *axri) { struct lpfc_vport *vport; + uint32_t ext_status = 0; if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) { lpfc_printf_log(phba, KERN_INFO, LOG_SLI, @@ -8399,12 +8400,20 @@ lpfc_sli4_abts_err_handler(struct lpfc_hba *phba, vport = ndlp->vport; lpfc_printf_log(phba, KERN_WARNING, LOG_SLI, "3116 Port generated FCP XRI ABORT event on " - "vpi %d rpi %d xri x%x status 0x%x\n", + "vpi %d rpi %d xri x%x status 0x%x parameter x%x\n", ndlp->vport->vpi, ndlp->nlp_rpi, bf_get(lpfc_wcqe_xa_xri, axri), - bf_get(lpfc_wcqe_xa_status, axri)); + bf_get(lpfc_wcqe_xa_status, axri), + axri->parameter); - if (bf_get(lpfc_wcqe_xa_status, axri) == IOSTAT_LOCAL_REJECT) + /* + * Catch the ABTS protocol failure case. Older OCe FW releases returned + * LOCAL_REJECT and 0 for a failed ABTS exchange and later OCe and + * LPe FW releases returned LOCAL_REJECT and SEQUENCE_TIMEOUT. + */ + ext_status = axri->parameter & WCQE_PARAM_MASK; + if ((bf_get(lpfc_wcqe_xa_status, axri) == IOSTAT_LOCAL_REJECT) && + ((ext_status == IOERR_SEQUENCE_TIMEOUT) || (ext_status == 0))) lpfc_sli_abts_recover_port(vport, ndlp); } |