linux-kernel - [PATCH 4.2.y-ckt 46/70] libnvdimm: fix smart data retrieval

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Date:	Tue, 12 Apr 2016 13:52:31 -0700
From:	Kamal Mostafa <kamal@...onical.com>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org,
	kernel-team@...ts.ubuntu.com
Cc:	Dan Williams <dan.j.williams@...el.com>,
	Kamal Mostafa <kamal@...onical.com>
Subject: [PATCH 4.2.y-ckt 46/70] libnvdimm: fix smart data retrieval

4.2.8-ckt8 -stable review patch.  If anyone has any objections, please let me know.

---8<------------------------------------------------------------

From: Dan Williams <dan.j.williams@...el.com>

commit 211291126698c8f047617565b2e2e7f822f86354 upstream.

It appears that smart data retrieval has been broken the since the
initial implementation.  Fix the payload size to be 128-bytes per the
specification.

Signed-off-by: Dan Williams <dan.j.williams@...el.com>
Signed-off-by: Kamal Mostafa <kamal@...onical.com>
---
 drivers/nvdimm/bus.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/nvdimm/bus.c b/drivers/nvdimm/bus.c
index 496b9b6..5f47356 100644
--- a/drivers/nvdimm/bus.c
+++ b/drivers/nvdimm/bus.c
@@ -335,7 +335,7 @@ static const struct nd_cmd_desc __nd_cmd_dimm_descs[] = {
 	[ND_CMD_IMPLEMENTED] = { },
 	[ND_CMD_SMART] = {
 		.out_num = 2,
-		.out_sizes = { 4, 8, },
+		.out_sizes = { 4, 128, },
 	},
 	[ND_CMD_SMART_THRESHOLD] = {
 		.out_num = 2,
-- 
2.7.4