From: Sasha Levin <sashal@kernel.org>
To: Jakub Kicinski <kuba@kernel.org>
Cc: linux-kernel@vger.kernel.org, stable@vger.kernel.org,
Wen Gu <guwen@linux.alibaba.com>,
Tony Lu <tonylu@linux.alibaba.com>,
"David S . Miller" <davem@davemloft.net>,
kgraul@linux.ibm.com, linux-s390@vger.kernel.org,
netdev@vger.kernel.org
Subject: Re: [PATCH AUTOSEL 5.15 10/39] net/smc: Transfer remaining wait queue entries during fallback
Date: Fri, 3 Dec 2021 13:20:23 -0500 [thread overview]
Message-ID: <Yapf55An+RCmIr7G@sashalap> (raw)
In-Reply-To: <20211125185139.0007069f@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
On Thu, Nov 25, 2021 at 06:51:39PM -0800, Jakub Kicinski wrote:
>On Thu, 25 Nov 2021 21:31:27 -0500 Sasha Levin wrote:
>> From: Wen Gu <guwen@linux.alibaba.com>
>>
>> [ Upstream commit 2153bd1e3d3dbf6a3403572084ef6ed31c53c5f0 ]
>>
>> The SMC fallback is incomplete currently. There may be some
>> wait queue entries remaining in smc socket->wq, which should
>> be removed to clcsocket->wq during the fallback.
>>
>> For example, in nginx/wrk benchmark, this issue causes an
>> all-zeros test result:
>
>Hold this one, please, there is a fix coming: 7a61432dc813 ("net/smc:
>Avoid warning of possible recursive locking").
I'll grab that one too, thanks!
--
Thanks,
Sasha
next prev parent reply other threads:[~2021-12-03 18:20 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20211126023156.441292-1-sashal@kernel.org>
2021-11-26 2:31 ` [PATCH AUTOSEL 5.15 06/39] mac80211: do not access the IV when it was stripped Sasha Levin
2021-11-26 2:31 ` [PATCH AUTOSEL 5.15 07/39] mac80211: fix throughput LED trigger Sasha Levin
2021-11-26 2:31 ` [PATCH AUTOSEL 5.15 09/39] tun: fix bonding active backup with arp monitoring Sasha Levin
2021-11-26 2:31 ` [PATCH AUTOSEL 5.15 10/39] net/smc: Transfer remaining wait queue entries during fallback Sasha Levin
2021-11-26 2:51 ` Jakub Kicinski
2021-12-03 18:20 ` Sasha Levin [this message]
2021-11-26 2:31 ` [PATCH AUTOSEL 5.15 11/39] atlantic: Fix OOB read and write in hw_atl_utils_fw_rpc_wait Sasha Levin
2021-11-26 2:31 ` [PATCH AUTOSEL 5.15 12/39] net: return correct error code Sasha Levin
2021-11-26 2:31 ` [PATCH AUTOSEL 5.15 23/39] net: usb: r8152: Add MAC passthrough support for more Lenovo Docks Sasha Levin
2021-11-28 9:49 ` Sergey Shtylyov
2021-11-28 9:50 ` Sergey Shtylyov
2021-11-26 2:31 ` [PATCH AUTOSEL 5.15 29/39] ethernet: hisilicon: hns: hns_dsaf_misc: fix a possible array overflow in hns_dsaf_ge_srst_by_port() Sasha Levin
2021-11-26 2:31 ` [PATCH AUTOSEL 5.15 30/39] ipv6: check return value of ipv6_skip_exthdr Sasha Levin
2021-11-26 2:31 ` [PATCH AUTOSEL 5.15 31/39] net: tulip: de4x5: fix the problem that the array 'lp->phy[8]' may be out of bound Sasha Levin
2021-11-26 2:31 ` [PATCH AUTOSEL 5.15 32/39] net: ethernet: dec: tulip: de4x5: fix possible array overflows in type3_infoblock() Sasha Levin
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