linux-kernel - Re: [PATCH v2 0/2] meson-mx-sdhc card busy detection fixes

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Message-ID: <CAPDyKFrKs-NAYH7aCbEUCBw9wkwQEg-HmDun_cVw+L-EPSyZ_g@mail.gmail.com>
Date:   Fri, 17 Apr 2020 11:30:48 +0200
From:   Ulf Hansson <ulf.hansson@...aro.org>
To:     Martin Blumenstingl <martin.blumenstingl@...glemail.com>
Cc:     "linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>,
        "open list:ARM/Amlogic Meson..." <linux-amlogic@...ts.infradead.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 0/2] meson-mx-sdhc card busy detection fixes

On Thu, 16 Apr 2020 at 20:37, Martin Blumenstingl
<martin.blumenstingl@...glemail.com> wrote:
>
> The following errors were observed with Linux 5.7-rc1 and an SD card
> hooked up to the meson-mx-sdio controller:
>   mmc1: Card stuck being busy! __mmc_poll_for_busy
>   blk_update_request: I/O error, dev mmcblk1, sector 17111080 op
>    0x3:(DISCARD) flags 0x0 phys_seg 1 prio class 0
>
>
> At least patch #1 should go to a -fixes branch so it can make it
> into v5.7.

Applied for both patches for fixes, and adding stable tags, thanks!

Kind regards
Uffe


>
>
> Changes since v1 at [0]:
> - added correct Fixes tag for patch #1
> - added a patch which drops the ->card_busy() implementation from
>   the meson-mx-sdio driver because this is not working
> - special thanks to Ulf for taking the time to provide debug
>   patches, explaining things and answering my questions!
>
>
> [0] https://patchwork.kernel.org/patch/11483621/
>
>
> Martin Blumenstingl (2):
>   mmc: meson-mx-sdio: Set MMC_CAP_WAIT_WHILE_BUSY
>   mmc: meson-mx-sdio: remove the broken ->card_busy() op
>
>  drivers/mmc/host/meson-mx-sdio.c | 11 +----------
>  1 file changed, 1 insertion(+), 10 deletions(-)
>
> --
> 2.26.1
>