linux-kernel - [RESEND][PATCH] nvme-pci: add the DISABLE_WRITE

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Message-Id: <20210310120641.1633-1-dmtrmonakhov@yandex-team.ru>
Date:   Wed, 10 Mar 2021 12:06:41 +0000
From:   Dmitry Monakhov <dmtrmonakhov@...dex-team.ru>
To:     linux-kernel@...r.kernel.org
Cc:     linux-nvme@...ts.infradead.org, hch@....de,
        Dmitry Monakhov <dmtrmonakhov@...dex-team.ru>
Subject: [RESEND][PATCH] nvme-pci: add the DISABLE_WRITE_ZEROES quirk for a Samsung PM1725a

This adds a quirk for Samsung PM1725a drive which fixes timeouts and
I/O errors due to the fact that the controller does not properly
handle the Write Zeroes command, dmesg log:

nvme nvme0: I/O 528 QID 10 timeout, aborting
nvme nvme0: I/O 529 QID 10 timeout, aborting
nvme nvme0: I/O 530 QID 10 timeout, aborting
nvme nvme0: I/O 531 QID 10 timeout, aborting
nvme nvme0: I/O 532 QID 10 timeout, aborting
nvme nvme0: I/O 533 QID 10 timeout, aborting
nvme nvme0: I/O 534 QID 10 timeout, aborting
nvme nvme0: I/O 535 QID 10 timeout, aborting
nvme nvme0: Abort status: 0x0
nvme nvme0: Abort status: 0x0
nvme nvme0: Abort status: 0x0
nvme nvme0: Abort status: 0x0
nvme nvme0: Abort status: 0x0
nvme nvme0: Abort status: 0x0
nvme nvme0: Abort status: 0x0
nvme nvme0: Abort status: 0x0
nvme nvme0: I/O 528 QID 10 timeout, reset controller
nvme nvme0: controller is down; will reset: CSTS=0x3, PCI_STATUS=0x10
nvme nvme0: Device not ready; aborting reset, CSTS=0x3
nvme nvme0: Device not ready; aborting reset, CSTS=0x3
nvme nvme0: Removing after probe failure status: -19
nvme0n1: detected capacity change from 6251233968 to 0
blk_update_request: I/O error, dev nvme0n1, sector 32776 op 0x1:(WRITE) flags 0x3000 phys_seg 6 prio class 0
blk_update_request: I/O error, dev nvme0n1, sector 113319936 op 0x9:(WRITE_ZEROES) flags 0x800 phys_seg 0 prio class 0
Buffer I/O error on dev nvme0n1p2, logical block 1, lost async page write
blk_update_request: I/O error, dev nvme0n1, sector 113319680 op 0x9:(WRITE_ZEROES) flags 0x0 phys_seg 0 prio class 0
Buffer I/O error on dev nvme0n1p2, logical block 2, lost async page write
blk_update_request: I/O error, dev nvme0n1, sector 113319424 op 0x9:(WRITE_ZEROES) flags 0x0 phys_seg 0 prio class 0
Buffer I/O error on dev nvme0n1p2, logical block 3, lost async page write
blk_update_request: I/O error, dev nvme0n1, sector 113319168 op 0x9:(WRITE_ZEROES) flags 0x0 phys_seg 0 prio class 0
Buffer I/O error on dev nvme0n1p2, logical block 4, lost async page write
blk_update_request: I/O error, dev nvme0n1, sector 113318912 op 0x9:(WRITE_ZEROES) flags 0x0 phys_seg 0 prio class 0
Buffer I/O error on dev nvme0n1p2, logical block 5, lost async page write
blk_update_request: I/O error, dev nvme0n1, sector 113318656 op 0x9:(WRITE_ZEROES) flags 0x0 phys_seg 0 prio class 0
Buffer I/O error on dev nvme0n1p2, logical block 6, lost async page write
blk_update_request: I/O error, dev nvme0n1, sector 113318400 op 0x9:(WRITE_ZEROES) flags 0x0 phys_seg 0 prio class 0
blk_update_request: I/O error, dev nvme0n1, sector 113318144 op 0x9:(WRITE_ZEROES) flags 0x0 phys_seg 0 prio class 0
blk_update_request: I/O error, dev nvme0n1, sector 113317888 op 0x9:(WRITE_ZEROES) flags 0x0 phys_seg 0 prio class 0

Signed-off-by: Dmitry Monakhov <dmtrmonakhov@...dex-team.ru>
---
 drivers/nvme/host/pci.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index 17ab332..7249ae7 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -3246,6 +3246,7 @@ static const struct pci_device_id nvme_id_table[] = {
 		.driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY, },
 	{ PCI_DEVICE(0x144d, 0xa822),   /* Samsung PM1725a */
 		.driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY |
+				NVME_QUIRK_DISABLE_WRITE_ZEROES|
 				NVME_QUIRK_IGNORE_DEV_SUBNQN, },
 	{ PCI_DEVICE(0x1987, 0x5016),	/* Phison E16 */
 		.driver_data = NVME_QUIRK_IGNORE_DEV_SUBNQN, },
-- 
2.7.4