[Drbd-dev] [PATCH] drbd: do not finish the stable resync when repl state is L_PAUSED_SYNC_T

徐锐 rui.xu at easystack.cn
Fri Sep 10 07:49:20 CEST 2021


Hi Joel,<br/>    Thanks for the reply and sorry for the delay. After some more <br/>investigation, I found the root cause of this problem we met is that <br/>there is a race condition in update_sync_bits() and receive_bitmap().<br/>This race condition will lead the problem I was trying to solve in this <br/>patch above.<br/><br/>We confirmed the race condition existing in upstream and I have sent a <br/>patch for it:<br/>https://lists.linbit.com/pipermail/drbd-dev/2021-September/005840.html<br/><br/>So you can go to review my new patch directly.<br/><br/>Thanks,<br/>Xu
From: Joel Colledge <joel.colledge at linbit.com>
Date: 2021-09-01 16:40:32
To:  Rui Xu <rui.xu at easystack.cn>
Cc:  Philipp Reisner <philipp.reisner at linbit.com>,drbd-dev at lists.linbit.com
Subject: Re: [Drbd-dev] [PATCH] drbd: do not finish the stable resync when repl state is L_PAUSED_SYNC_T



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