alloc_mcc_tag/free_mcc_tag is now done under mcc_lock spin_lock Signed-off-by: Jitendra Bhivare <jitendra.bhiv...@avagotech.com> --- drivers/scsi/be2iscsi/be_cmds.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/scsi/be2iscsi/be_cmds.c b/drivers/scsi/be2iscsi/be_cmds.c index 1913e9e..502c9b6 100644 --- a/drivers/scsi/be2iscsi/be_cmds.c +++ b/drivers/scsi/be2iscsi/be_cmds.c @@ -121,6 +121,7 @@ unsigned int alloc_mcc_tag(struct beiscsi_hba *phba) { unsigned int tag = 0; + spin_lock_bh(&phba->ctrl.mcc_lock); if (phba->ctrl.mcc_tag_available) { tag = phba->ctrl.mcc_tag[phba->ctrl.mcc_alloc_index]; phba->ctrl.mcc_tag[phba->ctrl.mcc_alloc_index] = 0; @@ -134,6 +135,7 @@ unsigned int alloc_mcc_tag(struct beiscsi_hba *phba) else phba->ctrl.mcc_alloc_index++; } + spin_unlock_bh(&phba->ctrl.mcc_lock); return tag; } @@ -254,7 +256,7 @@ int beiscsi_mccq_compl(struct beiscsi_hba *phba, void free_mcc_tag(struct be_ctrl_info *ctrl, unsigned int tag) { - spin_lock(&ctrl->mbox_lock); + spin_lock_bh(&ctrl->mcc_lock); tag = tag & 0x000000FF; ctrl->mcc_tag[ctrl->mcc_free_index] = tag; if (ctrl->mcc_free_index == (MAX_MCC_CMD - 1)) @@ -262,7 +264,7 @@ void free_mcc_tag(struct be_ctrl_info *ctrl, unsigned int tag) else ctrl->mcc_free_index++; ctrl->mcc_tag_available++; - spin_unlock(&ctrl->mbox_lock); + spin_unlock_bh(&ctrl->mcc_lock); } bool is_link_state_evt(u32 trailer) -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html