linux-kernel - Re: [PATCH 1/1] mm/vmalloc: Combine all TLB flush operations of KASAN shadow virtual address into one operation

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Message-ID: <Zqo-WbpZ9zmYVLA2@pc636>
Date: Wed, 31 Jul 2024 15:38:33 +0200
From: Uladzislau Rezki <urezki@...il.com>
To: Huang Adrian <adrianhuang0701@...il.com>
Cc: Uladzislau Rezki <urezki@...il.com>, ahuang12@...ovo.com,
	akpm@...ux-foundation.org, andreyknvl@...il.com, bhe@...hat.com,
	dvyukov@...gle.com, glider@...gle.com, hch@...radead.org,
	kasan-dev@...glegroups.com, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org, ryabinin.a.a@...il.com, sunjw10@...ovo.com,
	vincenzo.frascino@....com
Subject: Re: [PATCH 1/1] mm/vmalloc: Combine all TLB flush operations of
 KASAN shadow virtual address into one operation

On Wed, Jul 31, 2024 at 08:39:00AM +0800, Huang Adrian wrote:
> On Wed, Jul 31, 2024 at 12:42 AM Uladzislau Rezki <urezki@...il.com> wrote:
> > Thank you for posting this! So tasklist_lock is not a problem.
> > I assume you have a full output of lock_stat. Could you please
> > paste it for v6.11-rc1 + KASAN?
> 
> Full output: https://gist.github.com/AdrianHuang/2c2c97f533ba467ff32781590279ccc9
> 
I do not see anything obvious. So it means that CSD lock debugging should be done.
But this is another story :)

Thank you for helping!

--
Uladzislau Rezki