linux-kernel - Re: [PATCH v2] ext4: cond_resched in work-heavy group loops

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Message-ID: <20190425165846.GC4739@mit.edu>
Date:   Thu, 25 Apr 2019 12:58:46 -0400
From:   "Theodore Ts'o" <tytso@....edu>
To:     Khazhismel Kumykov <khazhy@...gle.com>
Cc:     adilger.kernel@...ger.ca, linux-ext4@...r.kernel.org,
        linux-kernel@...r.kernel.org, jack@...e.cz
Subject: Re: [PATCH v2] ext4: cond_resched in work-heavy group loops

On Tue, Apr 23, 2019 at 02:13:29PM -0700, Khazhismel Kumykov wrote:
> These functions may take a long time looping over many groups, which
> may cause issues for non-preempt kernels.
> ext4_mb_init_backend()
> ext4_setup_system_zone()
> ext4_mb_release()
> 
> Signed-off-by: Khazhismel Kumykov <khazhy@...gle.com>

Thanks, applied.

					- Ted