linux-ext4 - Re: [PATCHv5 2/6] ext4: Optimize ext4_ext

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Message-ID: <20200313200540.GI225435@mit.edu>
Date:   Fri, 13 Mar 2020 16:05:40 -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 2/6] ext4: Optimize ext4_ext_precache for 0 depth

On Fri, Feb 28, 2020 at 02:56:55PM +0530, Ritesh Harjani wrote:
> This patch avoids the memory alloc & free path when depth is 0,
> since anyway there is no extra caching done in that case.
> So on checking depth 0, simply return early.
> 
> Signed-off-by: Ritesh Harjani <riteshh@...ux.ibm.com>
> Reviewed-by: Jan Kara <jack@...e.cz>

Applied, thanks.

					- Ted