From: Vlastimil Babka <vbabka@suse.cz>
To: Hyesoo Yu <hyesoo.yu@samsung.com>
Cc: janghyuck.kim@samsung.com, harry.yoo@oracle.com,
Christoph Lameter <cl@linux.com>,
Pekka Enberg <penberg@kernel.org>,
David Rientjes <rientjes@google.com>,
Joonsoo Kim <iamjoonsoo.kim@lge.com>,
Andrew Morton <akpm@linux-foundation.org>,
Roman Gushchin <roman.gushchin@linux.dev>,
Hyeonggon Yoo <42.hyeyoo@gmail.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v4 0/2] mm: slub: Enhanced debugging in slub error
Date: Thu, 27 Feb 2025 17:12:38 +0100 [thread overview]
Message-ID: <c1db529b-f16c-4195-8832-8f2cecd84ece@suse.cz> (raw)
In-Reply-To: <20250226081206.680495-1-hyesoo.yu@samsung.com>
On 2/26/25 09:11, Hyesoo Yu wrote:
> Dear Maintainer,
>
> The purpose is to improve the debugging capabilities of the slub allocator
> when a error occurs. The following improvements have been made:
>
> - Added WARN() calls at specific locations (slab_err, object_err) to detect
> errors effectively and to generate a crash dump if panic_on_warn is enabled.
>
> - Additionally, the error printing location in check_object has been adjusted to
> display the broken data before the restoration process. This improvement
> allows for a better understanding of how the data was corrupted.
>
> This series combines two patches that were discussed seperately in the links below.
> https://lore.kernel.org/linux-mm/20250120082908.4162780-1-hyesoo.yu@samsung.com/
> https://lore.kernel.org/linux-mm/20250120083023.4162932-1-hyesoo.yu@samsung.com/
>
> Thanks you.
Thanks. On top of things already mentioned, I added some kunit suppressions
in patch 2. Please check the result:
https://web.git.kernel.org/pub/scm/linux/kernel/git/vbabka/slab.git/log/?h=slab/for-6.15/fixes-cleanups
next prev parent reply other threads:[~2025-02-27 16:12 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20250226081354epcas2p44c2f53d569296ac2e5f8a7b01f4552fa@epcas2p4.samsung.com>
2025-02-26 8:11 ` [PATCH v4 0/2] mm: slub: Enhanced debugging in slub error Hyesoo Yu
[not found] ` <CGME20250226081357epcas2p2f4c462b215b75291a9aeeec23aa1eaca@epcas2p2.samsung.com>
2025-02-26 8:12 ` [PATCH v4 1/2] mm: slub: Print the broken data before restoring slub Hyesoo Yu
2025-02-27 11:51 ` Harry Yoo
2025-02-27 12:36 ` Harry Yoo
[not found] ` <CGME20250226081359epcas2p2a6a1f3f92540660129164734fa6eaa64@epcas2p2.samsung.com>
2025-02-26 8:12 ` [PATCH v4 2/2] mm: slub: call WARN() when the slab detect an error Hyesoo Yu
2025-02-27 12:55 ` Harry Yoo
2025-02-27 15:18 ` Vlastimil Babka
2025-02-27 14:38 ` Vlastimil Babka
2025-02-27 11:53 ` [PATCH v4 0/2] mm: slub: Enhanced debugging in slub error Harry Yoo
2025-02-27 16:12 ` Vlastimil Babka [this message]
2025-02-27 16:26 ` Vlastimil Babka
2025-02-28 12:47 ` Harry Yoo
2025-02-28 16:02 ` Vlastimil Babka
2025-03-04 1:37 ` Hyesoo Yu
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