ACK: [SRU][J:linux-bluefield][PATCH v1 0/1] UBUNTU: SAUCE: sdhci-of-dwcmshc-bf3: Enable SDHCI_QUIRK_BROKEN_TIMEOUT_VAL

[Bartlomiej Zolnierkiewicz]

Acked-by: Bartlomiej Zolnierkiewicz <bartlomiej.zolnierkiewicz at canonical.com>

On Wed, Oct 18, 2023 at 8:55 PM Liming Sun <limings at nvidia.com> wrote:
>
> BugLink: https://bugs.launchpad.net/bugs/2039325
>
> SRU Justification:
>
> [Impact]
> This change is needed to avoid intermittent "sdhci-dwcmshc MLNXBF30:00:
> __mmc_blk_ioctl_cmd: data error -110" error under stress test.
>
> [Fix]
> The fix added a quirk for the BF3 sdhci driver to avoid such data error.
>
> [Test Case]
> 1. Same functionality and testing as on BlueField-1/2.
> 2. Install OS on NVME, and run the FIO test on EMMC.
> fio --name=mmcblk0_randrw_stress_round_1 \
>   --ioengine=libaio --direct=1 --time_based=1 \
>   --end_fsync=1 --ramp_time=5 --norandommap=1 \
>   --randrepeat=0 --group_reporting=1 --numjobs=8 \
>   --iodepth=128 --rw=randrw --overwrite=1 \
>   --runtime=3600 --bs=4K --filename=/dev/mmcblk0 &
>
> Liming Sun (1):
>   sdhci-of-dwcmshc-bf3: Enable SDHCI_QUIRK_BROKEN_TIMEOUT_VAL
>
>  drivers/mmc/host/sdhci-of-dwcmshc.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>