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authorYang, Bo <Bo.Yang@lsi.com>2009-12-06 16:24:21 +0100
committerJames Bottomley <James.Bottomley@suse.de>2010-02-17 20:11:26 +0100
commit780a3762fb9208748baac5aa9c63a4d4c9287753 (patch)
tree07dc26d9e93d349269d964c0f861751f548fc126 /drivers/scsi
parent[SCSI] lpfc 8.3.8: Update Driver version to 8.3.8 (diff)
downloadlinux-780a3762fb9208748baac5aa9c63a4d4c9287753.tar.xz
linux-780a3762fb9208748baac5aa9c63a4d4c9287753.zip
[SCSI] megaraid_sas: Zero pad_0 in mfi structure
Add the pad_0 in mfi frame structure to 0 to fix the context value larger than 32bit value issue. Signed-off-by Bo Yang<bo.yang@lsi.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/megaraid/megaraid_sas.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c
index 708ea3157b60..18d3a312c29f 100644
--- a/drivers/scsi/megaraid/megaraid_sas.c
+++ b/drivers/scsi/megaraid/megaraid_sas.c
@@ -843,6 +843,7 @@ megasas_build_dcdb(struct megasas_instance *instance, struct scsi_cmnd *scp,
pthru->lun = scp->device->lun;
pthru->cdb_len = scp->cmd_len;
pthru->timeout = 0;
+ pthru->pad_0 = 0;
pthru->flags = flags;
pthru->data_xfer_len = scsi_bufflen(scp);
@@ -2250,6 +2251,7 @@ megasas_get_pd_list(struct megasas_instance *instance)
dcmd->sge_count = 1;
dcmd->flags = MFI_FRAME_DIR_READ;
dcmd->timeout = 0;
+ dcmd->pad_0 = 0;
dcmd->data_xfer_len = MEGASAS_MAX_PD * sizeof(struct MR_PD_LIST);
dcmd->opcode = MR_DCMD_PD_LIST_QUERY;
dcmd->sgl.sge32[0].phys_addr = ci_h;
@@ -2339,6 +2341,7 @@ megasas_get_ctrl_info(struct megasas_instance *instance,
dcmd->sge_count = 1;
dcmd->flags = MFI_FRAME_DIR_READ;
dcmd->timeout = 0;
+ dcmd->pad_0 = 0;
dcmd->data_xfer_len = sizeof(struct megasas_ctrl_info);
dcmd->opcode = MR_DCMD_CTRL_GET_INFO;
dcmd->sgl.sge32[0].phys_addr = ci_h;
@@ -2714,6 +2717,7 @@ megasas_get_seq_num(struct megasas_instance *instance,
dcmd->sge_count = 1;
dcmd->flags = MFI_FRAME_DIR_READ;
dcmd->timeout = 0;
+ dcmd->pad_0 = 0;
dcmd->data_xfer_len = sizeof(struct megasas_evt_log_info);
dcmd->opcode = MR_DCMD_CTRL_EVENT_GET_INFO;
dcmd->sgl.sge32[0].phys_addr = el_info_h;
@@ -2828,6 +2832,7 @@ megasas_register_aen(struct megasas_instance *instance, u32 seq_num,
dcmd->sge_count = 1;
dcmd->flags = MFI_FRAME_DIR_READ;
dcmd->timeout = 0;
+ dcmd->pad_0 = 0;
dcmd->data_xfer_len = sizeof(struct megasas_evt_detail);
dcmd->opcode = MR_DCMD_CTRL_EVENT_WAIT;
dcmd->mbox.w[0] = seq_num;
@@ -3166,6 +3171,7 @@ static void megasas_flush_cache(struct megasas_instance *instance)
dcmd->sge_count = 0;
dcmd->flags = MFI_FRAME_DIR_NONE;
dcmd->timeout = 0;
+ dcmd->pad_0 = 0;
dcmd->data_xfer_len = 0;
dcmd->opcode = MR_DCMD_CTRL_CACHE_FLUSH;
dcmd->mbox.b[0] = MR_FLUSH_CTRL_CACHE | MR_FLUSH_DISK_CACHE;
@@ -3205,6 +3211,7 @@ static void megasas_shutdown_controller(struct megasas_instance *instance,
dcmd->sge_count = 0;
dcmd->flags = MFI_FRAME_DIR_NONE;
dcmd->timeout = 0;
+ dcmd->pad_0 = 0;
dcmd->data_xfer_len = 0;
dcmd->opcode = opcode;