From: Dev Jain <dev.jain@arm.com>
To: Greg KH <gregkh@linuxfoundation.org>
Cc: Lorenzo Stoakes <ljs@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Suren Baghdasaryan <surenb@google.com>,
"Liam R. Howlett" <liam@infradead.org>,
Vlastimil Babka <vbabka@kernel.org>,
Shakeel Butt <shakeel.butt@linux.dev>,
David Hildenbrand <david@kernel.org>,
Mike Rapoport <rppt@kernel.org>, Michal Hocko <mhocko@suse.com>,
Uladzislau Rezki <urezki@gmail.com>,
Toshi Kani <toshi.kani@hpe.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>, David Carlier <devnexen@gmail.com>,
Ryan Roberts <ryan.roberts@arm.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, stable@vger.kernel.org,
syzbot+fd95a72470f5a44e464c@syzkaller.appspotmail.com
Subject: Re: [PATCH 1/2] mm/vmalloc: acquire init_mm read lock on huge vmap promotion
Date: Sun, 12 Jul 2026 16:45:06 +0530 [thread overview]
Message-ID: <91dbf255-a549-42e1-846a-a9c4d290fa2c@arm.com> (raw)
In-Reply-To: <2026071252-sweep-quirk-a068@gregkh>
On 12/07/26 1:31 pm, Greg KH wrote:
> On Sun, Jul 12, 2026 at 01:13:12PM +0530, Dev Jain wrote:
>>
>>
>> [-----]
>>
>>> We also define a guard class for mmap_read_trylock() so we can use
>>> cleanup.h to make the scope handling cleaner in the implementation.
>>>
>>
>> Will this cause backport problems, I think this scoped guard thingy is
>> not that old?
>
> Don't worry about stable issues until after the fact. Fix things
> properly in Linus's tree first.
>
> And scoped guard has been backported to many of the LTS branches
> already.
Nice, thanks.
>
> thanks,
>
> greg k-h
next prev parent reply other threads:[~2026-07-12 11:15 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-10 10:49 [PATCH 0/2] mm: fix UAF caused by race between ptdump and vmap pgtable freeing Lorenzo Stoakes
2026-07-10 10:49 ` [PATCH 1/2] mm/vmalloc: acquire init_mm read lock on huge vmap promotion Lorenzo Stoakes
2026-07-10 12:57 ` Lorenzo Stoakes
2026-07-10 13:24 ` Lorenzo Stoakes
2026-07-11 10:23 ` Mike Rapoport
2026-07-12 7:43 ` Dev Jain
2026-07-12 8:01 ` Greg KH
2026-07-12 9:27 ` Lorenzo Stoakes
2026-07-12 11:15 ` Dev Jain [this message]
2026-07-12 8:22 ` Lorenzo Stoakes
2026-07-12 11:16 ` Dev Jain
2026-07-10 10:49 ` [PATCH 2/2] Revert "arm64: Enable vmalloc-huge with ptdump" Lorenzo Stoakes
2026-07-11 10:15 ` Mike Rapoport
2026-07-12 8:27 ` Lorenzo Stoakes
2026-07-12 7:46 ` Dev Jain
2026-07-12 8:28 ` Lorenzo Stoakes
2026-07-10 11:44 ` [PATCH 0/2] mm: fix UAF caused by race between ptdump and vmap pgtable freeing David CARLIER
2026-07-10 11:57 ` Lorenzo Stoakes
2026-07-12 7:20 ` Dev Jain
2026-07-12 8:46 ` Lorenzo Stoakes
2026-07-12 11:34 ` Dev Jain
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