Re: [PATCH 5.10] mmc: block: Be sure to wait while busy in CQE error recovery

[Greg KH <greg@kroah.com>]

On Mon, Dec 11, 2023 at 04:41:32PM +0200, Adrian Hunter wrote:
> STOP command does not guarantee to wait while busy, but subsequent command
> MMC_CMDQ_TASK_MGMT to discard the queue will fail if the card is busy, so
> be sure to wait by employing mmc_poll_for_busy().
> 
> Backport to 5.10: Add mmc_busy_cmd MMC_BUSY_IO
> 
> Fixes: 72a5af554df8 ("mmc: core: Add support for handling CQE requests")
> Cc: stable@vger.kernel.org
> Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
> Reviewed-by: Avri Altman <avri.altman@wdc.com>
> Reviewed-by: Christian Loehle <christian.loehle@arm.com>
> Link: https://lore.kernel.org/r/20231103084720.6886-4-adrian.hunter@intel.com
> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
> (cherry picked from commit c616696a902987352426fdaeec1b0b3240949e6b)
> Tested-by: Adrian Hunter <adrian.hunter@intel.com>
> Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
> ---
>  drivers/mmc/core/core.c    | 2 ++
>  drivers/mmc/core/mmc_ops.c | 3 ++-
>  drivers/mmc/core/mmc_ops.h | 1 +
>  3 files changed, 5 insertions(+), 1 deletion(-)

Now queued up, thanks.

greg k-h