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* [PATCH] Fix log page buffer size passed in GetLogPage(CDW10.NUMD).
@ 2014-05-28 12:58 Indraneel Mukherjee
  2014-05-28 16:40 ` Vishal Verma
  2014-05-28 20:40 ` J Freyensee
  0 siblings, 2 replies; 3+ messages in thread
From: Indraneel Mukherjee @ 2014-05-28 12:58 UTC (permalink / raw)



diff --git a/drivers/block/nvme-scsi.c b/drivers/block/nvme-scsi.c
index da3b252..0d9805b 100644
--- a/drivers/block/nvme-scsi.c
+++ b/drivers/block/nvme-scsi.c
@@ -1014,8 +1014,8 @@ static int nvme_trans_log_info_exceptions(struct nvme_ns *ns,
 	c.common.opcode = nvme_admin_get_log_page;
 	c.common.nsid = cpu_to_le32(0xFFFFFFFF);
 	c.common.prp1 = cpu_to_le64(dma_addr);
-	c.common.cdw10[0] = cpu_to_le32(((sizeof(struct nvme_smart_log) /
-			BYTES_TO_DWORDS) << 16) | NVME_GET_SMART_LOG_PAGE);
+	c.common.cdw10[0] = cpu_to_le32((((sizeof(struct nvme_smart_log) /
+			BYTES_TO_DWORDS)-1) << 16) | NVME_GET_SMART_LOG_PAGE);
 	res = nvme_submit_admin_cmd(dev, &c, NULL);
 	if (res != NVME_SC_SUCCESS) {
 		temp_c = LOG_TEMP_UNKNOWN;
@@ -1082,8 +1082,8 @@ static int nvme_trans_log_temperature(struct nvme_ns *ns, struct sg_io_hdr *hdr,
 	c.common.opcode = nvme_admin_get_log_page;
 	c.common.nsid = cpu_to_le32(0xFFFFFFFF);
 	c.common.prp1 = cpu_to_le64(dma_addr);
-	c.common.cdw10[0] = cpu_to_le32(((sizeof(struct nvme_smart_log) /
-			BYTES_TO_DWORDS) << 16) | NVME_GET_SMART_LOG_PAGE);
+	c.common.cdw10[0] = cpu_to_le32((((sizeof(struct nvme_smart_log) /
+			BYTES_TO_DWORDS)-1) << 16) | NVME_GET_SMART_LOG_PAGE);
 	res = nvme_submit_admin_cmd(dev, &c, NULL);
 	if (res != NVME_SC_SUCCESS) {
 		temp_c_cur = LOG_TEMP_UNKNOWN;
-- 
1.8.3.2

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* [PATCH] Fix log page buffer size passed in GetLogPage(CDW10.NUMD).
  2014-05-28 12:58 [PATCH] Fix log page buffer size passed in GetLogPage(CDW10.NUMD) Indraneel Mukherjee
@ 2014-05-28 16:40 ` Vishal Verma
  2014-05-28 20:40 ` J Freyensee
  1 sibling, 0 replies; 3+ messages in thread
From: Vishal Verma @ 2014-05-28 16:40 UTC (permalink / raw)


On Wed, 2014-05-28@18:28 +0530, Indraneel Mukherjee wrote:
> diff --git a/drivers/block/nvme-scsi.c b/drivers/block/nvme-scsi.c
> index da3b252..0d9805b 100644
> --- a/drivers/block/nvme-scsi.c
> +++ b/drivers/block/nvme-scsi.c
> @@ -1014,8 +1014,8 @@ static int nvme_trans_log_info_exceptions(struct nvme_ns *ns,
>  	c.common.opcode = nvme_admin_get_log_page;
>  	c.common.nsid = cpu_to_le32(0xFFFFFFFF);
>  	c.common.prp1 = cpu_to_le64(dma_addr);
> -	c.common.cdw10[0] = cpu_to_le32(((sizeof(struct nvme_smart_log) /
> -			BYTES_TO_DWORDS) << 16) | NVME_GET_SMART_LOG_PAGE);
> +	c.common.cdw10[0] = cpu_to_le32((((sizeof(struct nvme_smart_log) /
> +			BYTES_TO_DWORDS)-1) << 16) | NVME_GET_SMART_LOG_PAGE);

Documentation/CodingStyle says both these changes should read ") - 1)"
instead of ")-1)" (spacing difference).

>  	res = nvme_submit_admin_cmd(dev, &c, NULL);
>  	if (res != NVME_SC_SUCCESS) {
>  		temp_c = LOG_TEMP_UNKNOWN;
> @@ -1082,8 +1082,8 @@ static int nvme_trans_log_temperature(struct nvme_ns *ns, struct sg_io_hdr *hdr,
>  	c.common.opcode = nvme_admin_get_log_page;
>  	c.common.nsid = cpu_to_le32(0xFFFFFFFF);
>  	c.common.prp1 = cpu_to_le64(dma_addr);
> -	c.common.cdw10[0] = cpu_to_le32(((sizeof(struct nvme_smart_log) /
> -			BYTES_TO_DWORDS) << 16) | NVME_GET_SMART_LOG_PAGE);
> +	c.common.cdw10[0] = cpu_to_le32((((sizeof(struct nvme_smart_log) /
> +			BYTES_TO_DWORDS)-1) << 16) | NVME_GET_SMART_LOG_PAGE);
>  	res = nvme_submit_admin_cmd(dev, &c, NULL);
>  	if (res != NVME_SC_SUCCESS) {
>  		temp_c_cur = LOG_TEMP_UNKNOWN;


In principle, the patch is good, thanks for submitting this. I'd be
happy to ack this once you resend with the changes.

	-Vishal

^ permalink raw reply	[flat|nested] 3+ messages in thread

* [PATCH] Fix log page buffer size passed in GetLogPage(CDW10.NUMD).
  2014-05-28 12:58 [PATCH] Fix log page buffer size passed in GetLogPage(CDW10.NUMD) Indraneel Mukherjee
  2014-05-28 16:40 ` Vishal Verma
@ 2014-05-28 20:40 ` J Freyensee
  1 sibling, 0 replies; 3+ messages in thread
From: J Freyensee @ 2014-05-28 20:40 UTC (permalink / raw)


On 05/28/2014 05:58 AM, Indraneel Mukherjee wrote:
>

Could there be an intro/description to this patch like there is for all 
the other patches I've seen on this list, please (Keith's patch sent 
yesterday could be an example)?  Thanks!

> diff --git a/drivers/block/nvme-scsi.c b/drivers/block/nvme-scsi.c
> index da3b252..0d9805b 100644
> --- a/drivers/block/nvme-scsi.c
> +++ b/drivers/block/nvme-scsi.c
> @@ -1014,8 +1014,8 @@ static int nvme_trans_log_info_exceptions(struct nvme_ns *ns,
>   	c.common.opcode = nvme_admin_get_log_page;
>   	c.common.nsid = cpu_to_le32(0xFFFFFFFF);
>   	c.common.prp1 = cpu_to_le64(dma_addr);
> -	c.common.cdw10[0] = cpu_to_le32(((sizeof(struct nvme_smart_log) /
> -			BYTES_TO_DWORDS) << 16) | NVME_GET_SMART_LOG_PAGE);
> +	c.common.cdw10[0] = cpu_to_le32((((sizeof(struct nvme_smart_log) /
> +			BYTES_TO_DWORDS)-1) << 16) | NVME_GET_SMART_LOG_PAGE);
>   	res = nvme_submit_admin_cmd(dev, &c, NULL);
>   	if (res != NVME_SC_SUCCESS) {
>   		temp_c = LOG_TEMP_UNKNOWN;
> @@ -1082,8 +1082,8 @@ static int nvme_trans_log_temperature(struct nvme_ns *ns, struct sg_io_hdr *hdr,
>   	c.common.opcode = nvme_admin_get_log_page;
>   	c.common.nsid = cpu_to_le32(0xFFFFFFFF);
>   	c.common.prp1 = cpu_to_le64(dma_addr);
> -	c.common.cdw10[0] = cpu_to_le32(((sizeof(struct nvme_smart_log) /
> -			BYTES_TO_DWORDS) << 16) | NVME_GET_SMART_LOG_PAGE);
> +	c.common.cdw10[0] = cpu_to_le32((((sizeof(struct nvme_smart_log) /
> +			BYTES_TO_DWORDS)-1) << 16) | NVME_GET_SMART_LOG_PAGE);
>   	res = nvme_submit_admin_cmd(dev, &c, NULL);
>   	if (res != NVME_SC_SUCCESS) {
>   		temp_c_cur = LOG_TEMP_UNKNOWN;
>

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2014-05-28 20:40 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2014-05-28 12:58 [PATCH] Fix log page buffer size passed in GetLogPage(CDW10.NUMD) Indraneel Mukherjee
2014-05-28 16:40 ` Vishal Verma
2014-05-28 20:40 ` J Freyensee

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