Re: [PATCH] ext4: Don't set dioread_nolock by default for blocksize < pagesize

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On Sat, Mar 28, 2020 at 01:37:44AM +0530, Ritesh Harjani wrote:
> Currently on calling echo 3 > drop_caches on host machine, we see
> FS corruption in the guest. This happens on Power machine where
> blocksize < pagesize.
> 
> So as a temporary workaound don't enable dioread_nolock by default
> for blocksize < pagesize until we identify the root cause.
> 
> Also emit a warning msg in case if this mount option is manually
> enabled for blocksize < pagesize.
> 
> Reported-by: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxx>
> Signed-off-by: Ritesh Harjani <riteshh@xxxxxxxxxxxxx>

Thanks, applied.

					- Ted



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