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From: JeffleXu <jefflexu@linux.alibaba.com>
To: Vivek Goyal <vgoyal@redhat.com>
Cc: linux-fsdevel@vger.kernel.org, gerry@linux.alibaba.com,
	virtualization@lists.linux-foundation.org, stefanha@redhat.com,
	miklos@szeredi.hu
Subject: Re: [PATCH] fuse: avoid unnecessary spinlock bump
Date: Fri, 8 Apr 2022 10:36:40 +0800	[thread overview]
Message-ID: <b7a50fac-0259-e56c-0445-cca3fbf99888@linux.alibaba.com> (raw)
In-Reply-To: <Yk7w8L1f/yik+qrR@redhat.com>



On 4/7/22 10:10 PM, Vivek Goyal wrote:
> On Sat, Apr 02, 2022 at 06:32:50PM +0800, Jeffle Xu wrote:
>> Move dmap free worker kicker inside the critical region, so that extra
>> spinlock lock/unlock could be avoided.
>>
>> Suggested-by: Liu Jiang <gerry@linux.alibaba.com>
>> Signed-off-by: Jeffle Xu <jefflexu@linux.alibaba.com>
> 
> Looks good to me. Have you done any testing to make sure nothing is
> broken.

xfstests -g quick shows no regression. The tested virtiofs is mounted
with "dax=always".

-- 
Thanks,
Jeffle
_______________________________________________
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Virtualization@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/virtualization

WARNING: multiple messages have this Message-ID (diff)
From: JeffleXu <jefflexu@linux.alibaba.com>
To: Vivek Goyal <vgoyal@redhat.com>
Cc: miklos@szeredi.hu, stefanha@redhat.com,
	virtualization@lists.linux-foundation.org,
	linux-fsdevel@vger.kernel.org, gerry@linux.alibaba.com
Subject: Re: [PATCH] fuse: avoid unnecessary spinlock bump
Date: Fri, 8 Apr 2022 10:36:40 +0800	[thread overview]
Message-ID: <b7a50fac-0259-e56c-0445-cca3fbf99888@linux.alibaba.com> (raw)
In-Reply-To: <Yk7w8L1f/yik+qrR@redhat.com>



On 4/7/22 10:10 PM, Vivek Goyal wrote:
> On Sat, Apr 02, 2022 at 06:32:50PM +0800, Jeffle Xu wrote:
>> Move dmap free worker kicker inside the critical region, so that extra
>> spinlock lock/unlock could be avoided.
>>
>> Suggested-by: Liu Jiang <gerry@linux.alibaba.com>
>> Signed-off-by: Jeffle Xu <jefflexu@linux.alibaba.com>
> 
> Looks good to me. Have you done any testing to make sure nothing is
> broken.

xfstests -g quick shows no regression. The tested virtiofs is mounted
with "dax=always".

-- 
Thanks,
Jeffle

  reply	other threads:[~2022-04-08  2:36 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-02 10:32 [PATCH] fuse: avoid unnecessary spinlock bump Jeffle Xu
2022-04-02 10:32 ` Jeffle Xu
2022-04-04  8:49 ` Stefan Hajnoczi
2022-04-04  8:49   ` Stefan Hajnoczi
2022-04-07 14:10 ` Vivek Goyal
2022-04-07 14:10   ` Vivek Goyal
2022-04-08  2:36   ` JeffleXu [this message]
2022-04-08  2:36     ` JeffleXu
2022-04-08 11:25     ` Vivek Goyal
2022-04-08 11:25       ` Vivek Goyal
2022-04-08 11:50       ` JeffleXu
2022-04-08 11:50         ` JeffleXu
2022-04-08 12:06         ` Vivek Goyal
2022-04-08 12:06           ` Vivek Goyal
2022-04-11  2:10           ` JeffleXu
2022-04-11  2:10             ` JeffleXu
2022-04-11 11:52             ` Vivek Goyal
2022-04-11 11:52               ` Vivek Goyal
2022-04-11 11:54               ` JeffleXu
2022-04-11 11:54                 ` JeffleXu
2022-04-11 13:20                 ` Bernd Schubert
2022-04-11 14:00                   ` Vivek Goyal
2022-04-11 14:00                     ` Vivek Goyal
2022-04-13  3:09                     ` JeffleXu
2022-04-13  3:09                       ` JeffleXu
2022-04-22 13:36 ` Miklos Szeredi

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