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SubjectRE: [PATCH V1] mmc: core: fix still flush cache when eMMC cache off
Ping Linux-mmc maintainer...

Tested-by: Shawn Lin <>
Reviewed-by: Bartlomiej Zolnierkiewicz <>
Reviewed-by: Shawn Lin <>

>On Sunday, March 19, 2017 12:45:40 AM Bean Huo wrote:
>> This patch fixes the issue that mmc_blk_issue_rq still flushes cache
>> when eMMC cache has already been off through user space tool, such as
>> mmc-utils.
>> The reason is that card->ext_csd.cache_ctrl isn't reset.
>> Signed-off-by: beanhuo <>
>Best regards,
>Bartlomiej Zolnierkiewicz
>Samsung R&D Institute Poland
>Samsung Electronics
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