From: Gal Ofri <gal.ofri@storing.io>
To: "NeilBrown" <neilb@suse.de>
Cc: linux-raid@vger.kernel.org, "Song Liu" <song@kernel.org>
Subject: Re: [PATCH] md/raid5: reduce lock contention in read_one_chunk()
Date: Fri, 4 Jun 2021 12:19:50 +0300 [thread overview]
Message-ID: <20210604121950.372672c9@gofri-dell> (raw)
In-Reply-To: <20210604114205.3daf3e68@gofri-dell>
Just a second thought
> Since it only impacts quiesce now, I thought it'd be better to use spinlock afterall.
> Please let me know if you think otherwise.
Since slow path is only at quiesce, I can remove aligned_reads_lock altogether and use device_lock like before.
What do you think ?
next prev parent reply other threads:[~2021-06-04 9:19 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-03 13:54 [PATCH] md/raid5: reduce lock contention in read_one_chunk() gal.ofri
2021-06-03 23:31 ` NeilBrown
2021-06-04 8:42 ` Gal Ofri
2021-06-04 9:19 ` Gal Ofri [this message]
2021-06-05 0:30 ` NeilBrown
2021-06-06 15:10 ` Gal Ofri
2021-06-04 7:43 ` Guoqing Jiang
2021-06-04 8:53 ` Gal Ofri
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