From: <gregkh@linuxfoundation.org>
To: jeff.lien@wdc.com, gregkh@linuxfoundation.org, hch@lst.de
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "nvme-pci: add quirk for delay before CHK RDY for WDC SN200" has been added to the 4.9-stable tree
Date: Mon, 04 Dec 2017 13:21:49 +0100 [thread overview]
Message-ID: <151239010922993@kroah.com> (raw)
This is a note to let you know that I've just added the patch titled
nvme-pci: add quirk for delay before CHK RDY for WDC SN200
to the 4.9-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
nvme-pci-add-quirk-for-delay-before-chk-rdy-for-wdc-sn200.patch
and it can be found in the queue-4.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.
>From 8c97eeccf0ad8783c057830119467b877bdfced7 Mon Sep 17 00:00:00 2001
From: Jeff Lien <jeff.lien@wdc.com>
Date: Tue, 21 Nov 2017 10:44:37 -0600
Subject: nvme-pci: add quirk for delay before CHK RDY for WDC SN200
From: Jeff Lien <jeff.lien@wdc.com>
commit 8c97eeccf0ad8783c057830119467b877bdfced7 upstream.
And increase the existing delay to cover this device as well.
Signed-off-by: Jeff Lien <jeff.lien@wdc.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/nvme/host/nvme.h | 2 +-
drivers/nvme/host/pci.c | 2 ++
2 files changed, 3 insertions(+), 1 deletion(-)
--- a/drivers/nvme/host/nvme.h
+++ b/drivers/nvme/host/nvme.h
@@ -84,7 +84,7 @@ enum nvme_quirks {
* NVME_QUIRK_DELAY_BEFORE_CHK_RDY quirk enabled. The value (in ms) was
* found empirically.
*/
-#define NVME_QUIRK_DELAY_AMOUNT 2000
+#define NVME_QUIRK_DELAY_AMOUNT 2300
enum nvme_ctrl_state {
NVME_CTRL_NEW,
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -2109,6 +2109,8 @@ static const struct pci_device_id nvme_i
.driver_data = NVME_QUIRK_IDENTIFY_CNS, },
{ PCI_DEVICE(0x1c58, 0x0003), /* HGST adapter */
.driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY, },
+ { PCI_DEVICE(0x1c58, 0x0023), /* WDC SN200 adapter */
+ .driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY, },
{ PCI_DEVICE(0x1c5f, 0x0540), /* Memblaze Pblaze4 adapter */
.driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY, },
{ PCI_DEVICE_CLASS(PCI_CLASS_STORAGE_EXPRESS, 0xffffff) },
Patches currently in stable-queue which might be from jeff.lien@wdc.com are
queue-4.9/nvme-pci-add-quirk-for-delay-before-chk-rdy-for-wdc-sn200.patch
reply other threads:[~2017-12-04 12:21 UTC|newest]
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