linux-ext4 - Re: [PATCHv5 4/6] ext4: Make ext4_ind_map

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Message-ID: <20200313201813.GK225435@mit.edu>
Date:   Fri, 13 Mar 2020 16:18:13 -0400
From:   "Theodore Y. Ts'o" <tytso@....edu>
To:     Ritesh Harjani <riteshh@...ux.ibm.com>
Cc:     linux-ext4@...r.kernel.org, jack@...e.cz, adilger.kernel@...ger.ca,
        linux-fsdevel@...r.kernel.org, darrick.wong@...cle.com,
        hch@...radead.org, cmaiolino@...hat.com, david@...morbit.com
Subject: Re: [PATCHv5 4/6] ext4: Make ext4_ind_map_blocks work with fiemap

On Fri, Feb 28, 2020 at 02:56:57PM +0530, Ritesh Harjani wrote:
> For indirect block mapping if the i_block > max supported block in inode
> then ext4_ind_map_blocks() returns a -EIO error. But in case of fiemap
> this could be a valid query to ->iomap_begin call.
> So check if the offset >= s_bitmap_maxbytes in ext4_iomap_begin_report(),
> then simply skip calling ext4_map_blocks().
> 
> Signed-off-by: Ritesh Harjani <riteshh@...ux.ibm.com>
> Reviewed-by: Jan Kara <jack@...e.cz>

Thanks, applied.

				- Ted