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Date: Fri, 9 Oct 2020 12:48:53 +0530 From: Ritesh Harjani <riteshh@...ux.ibm.com> To: sedat.dilek@...il.com Cc: linux-ext4@...r.kernel.org, linux-fsdevel@...r.kernel.org, tytso@....edu, jack@...e.cz, anju@...ux.vnet.ibm.com, "Aneesh Kumar K . V" <aneesh.kumar@...ux.ibm.com> Subject: Re: [PATCH 1/1] ext4: Fix bs < ps issue reported with dioread_nolock mount opt On 10/9/20 12:16 PM, Sedat Dilek wrote: > On Thu, Oct 8, 2020 at 5:56 PM Ritesh Harjani <riteshh@...ux.ibm.com> wrote: >> >> left shifting m_lblk by blkbits was causing value overflow and hence >> it was not able to convert unwritten to written extent. >> So, make sure we typecast it to loff_t before do left shift operation. >> Also in func ext4_convert_unwritten_io_end_vec(), make sure to initialize >> ret variable to avoid accidentally returning an uninitialized ret. >> >> This patch fixes the issue reported in ext4 for bs < ps with >> dioread_nolock mount option. >> >> Fixes: c8cc88163f40df39e50c ("ext4: Add support for blocksize < pagesize in dioread_nolock") > > Fixes: tag should be 12 digits (see [1]). > ( Seen while walking through ext-dev Git commits. ) Thanks Sedat, I guess it should be minimum 12 chars [1] [1]: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst#n177 -ritesh
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