linux-kernel - Re: [PATCH 4/4] mm/madvise: remove redundant mmap_lock operations from process

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Message-Id: <20250211183219.4281-1-sj@kernel.org>
Date: Tue, 11 Feb 2025 10:32:19 -0800
From: SeongJae Park <sj@...nel.org>
To: Lorenzo Stoakes <lorenzo.stoakes@...cle.com>
Cc: SeongJae Park <sj@...nel.org>,
	"Lai, Yi" <yi1.lai@...ux.intel.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"Liam R. Howlett" <Liam.Howlett@...cle.com>,
	David Hildenbrand <david@...hat.com>,
	Davidlohr Bueso <dave@...olabs.net>,
	Shakeel Butt <shakeel.butt@...ux.dev>,
	Vlastimil Babka <vbabka@...e.cz>,
	linux-kernel@...r.kernel.org,
	linux-mm@...ck.org,
	yi1.lai@...el.com,
	Naresh Kamboju <naresh.kamboju@...aro.org>,
	Arnd Bergmann <arnd@...db.de>
Subject: Re: [PATCH 4/4] mm/madvise: remove redundant mmap_lock operations from process_madvise()

On Tue, 11 Feb 2025 10:34:19 +0000 Lorenzo Stoakes <lorenzo.stoakes@...cle.com> wrote:

> +cc Naresh, as [0] does not appear to be in lore which seems to be having issues
> (meaning I can't reply to that thread at all), also +cc Arnd for his reply in [1].
> 
> [0]:https://lwn.net/ml/linux-mm/CA+G9fYt5QwJ4_F8fJj7jx9_0Le9kOVSeG38ox9qnKqwsrDdvHQ@mail.gmail.com/
> [1]:https://lwn.net/ml/linux-mm/fa1a7a10-f892-4e7e-acb4-0b058aa53d88@app.fastmail.com/
> 
> The report here from Yi Lai (thanks for that!) appears to be the same thing.
[...]
> OK having just typed that I realise SJ sent a fix already. Lore being broken
> means I can't link to it. Sigh.
> 
> Will reply there.

No worry, and yes, let's continue discussion on the thread.  Seems lore is also
working again, so for others' reference, the thread is at
https://lore.kernel.org/20250211063201.5106-1-sj@kernel.org


Thanks,
SJ

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