From 398d81c9ff6b8754b4dbfc21d564d90b3b6d470b Mon Sep 17 00:00:00 2001 From: James Smart Date: Fri, 31 May 2013 17:04:19 -0400 Subject: [PATCH] [SCSI] lpfc 8.3.40: Fixed list corruption when lpfc_drain_tx runs. Signed-off-by: James Smart Signed-off-by: James Bottomley --- drivers/scsi/lpfc/lpfc_sli.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 2e86ac0d5433..a36a8c7c0a3e 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -16286,7 +16286,7 @@ lpfc_drain_txq(struct lpfc_hba *phba) union lpfc_wqe wqe; int txq_cnt = 0; - spin_lock_irqsave(&phba->hbalock, iflags); + spin_lock_irqsave(&pring->ring_lock, iflags); list_for_each_entry(piocbq, &pring->txq, list) { txq_cnt++; } @@ -16294,14 +16294,14 @@ lpfc_drain_txq(struct lpfc_hba *phba) if (txq_cnt > pring->txq_max) pring->txq_max = txq_cnt; - spin_unlock_irqrestore(&phba->hbalock, iflags); + spin_unlock_irqrestore(&pring->ring_lock, iflags); while (!list_empty(&pring->txq)) { - spin_lock_irqsave(&phba->hbalock, iflags); + spin_lock_irqsave(&pring->ring_lock, iflags); piocbq = lpfc_sli_ringtx_get(phba, pring); if (!piocbq) { - spin_unlock_irqrestore(&phba->hbalock, iflags); + spin_unlock_irqrestore(&pring->ring_lock, iflags); lpfc_printf_log(phba, KERN_ERR, LOG_SLI, "2823 txq empty and txq_cnt is %d\n ", txq_cnt); @@ -16310,7 +16310,7 @@ lpfc_drain_txq(struct lpfc_hba *phba) sglq = __lpfc_sli_get_sglq(phba, piocbq); if (!sglq) { __lpfc_sli_ringtx_put(phba, pring, piocbq); - spin_unlock_irqrestore(&phba->hbalock, iflags); + spin_unlock_irqrestore(&pring->ring_lock, iflags); break; } txq_cnt--; @@ -16338,7 +16338,7 @@ lpfc_drain_txq(struct lpfc_hba *phba) piocbq->iotag, piocbq->sli4_xritag); list_add_tail(&piocbq->list, &completions); } - spin_unlock_irqrestore(&phba->hbalock, iflags); + spin_unlock_irqrestore(&pring->ring_lock, iflags); } /* Cancel all the IOCBs that cannot be issued */ -- 2.20.1