Re: [PATCH v11 0/6] Use pageblock_order for cma and alloc_contig_range alignment.
From: Zi Yan
Date: Wed Apr 27 2022 - 09:31:06 EST
On 27 Apr 2022, at 9:27, Qian Cai wrote:
> On Tue, Apr 26, 2022 at 05:38:58PM -0400, Zi Yan wrote:
>> Thanks. Do you mind attaching your config file? I cannot reproduce
>> the deadlock locally using my own config. I also see kmemleak_scan
>> in the dumped stack, so it must be something else in addition to
>> memory online/offline causing the issue.
> Actually, it is one of those *offline* operations, i.e.,
> echo 0 > /sys/devices/system/memory/memoryNNN/online
> looping forever which never finish after more than 2-hour.
Thank you for the detailed information. I am able to reproduce the
issue locally. I will update the patch once I fix the bug.
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