From: Catalin Marinas <catalin.marinas@arm.com>
To: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Cc: Vlastimil Babka <vbabka@suse.cz>,
Linus Torvalds <torvalds@linux-foundation.org>,
"Liam R. Howlett" <Liam.Howlett@oracle.com>,
Mark Brown <broonie@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Jann Horn <jannh@google.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
Peter Xu <peterx@redhat.com>,
linux-arm-kernel@lists.infradead.org,
Will Deacon <will@kernel.org>,
Aishwarya TCV <Aishwarya.TCV@arm.com>
Subject: Re: [PATCH hotfix 6.12 v2 4/8] mm: resolve faulty mmap_region() error path behaviour
Date: Tue, 29 Oct 2024 17:32:56 +0000 [thread overview]
Message-ID: <ZyEcSCuxYGylmDCa@arm.com> (raw)
In-Reply-To: <2759d754-9bd7-4bc0-a4a3-42f733fb2596@lucifer.local>
On Tue, Oct 29, 2024 at 05:28:49PM +0000, Lorenzo Stoakes wrote:
> On Tue, Oct 29, 2024 at 05:02:23PM +0000, Catalin Marinas wrote:
> > That's what I meant (untested, on top of -next as it has a MAP_HUGETLB
> > check in there). I don't think it's much worse than your proposal,
> > assuming that it works:
>
> Right sorry misread. Yeah this is better, let me do a quick -v4 then!
Thanks!
> Cheers, sorry pretty tired at this stage, was looking at this all last
> night...
No worries. The way we handle MTE is pretty convoluted. Happy to
simplify it if we find a better way.
--
Catalin
next prev parent reply other threads:[~2024-10-29 18:14 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-23 20:38 [PATCH v2 0/8] fix error handling in mmap_region() and refactor Lorenzo Stoakes
2024-10-23 20:38 ` [PATCH hotfix 6.12 v2 1/8] mm: avoid unsafe VMA hook invocation when error arises on mmap hook Lorenzo Stoakes
2024-10-23 20:38 ` [PATCH hotfix 6.12 v2 2/8] mm: unconditionally close VMAs on error Lorenzo Stoakes
2024-10-23 20:38 ` [PATCH hotfix 6.12 v2 3/8] mm: refactor map_deny_write_exec() Lorenzo Stoakes
2024-10-23 20:38 ` [PATCH hotfix 6.12 v2 4/8] mm: resolve faulty mmap_region() error path behaviour Lorenzo Stoakes
2024-10-28 18:29 ` Mark Brown
2024-10-28 18:57 ` Lorenzo Stoakes
2024-10-28 19:05 ` Linus Torvalds
2024-10-28 19:14 ` Lorenzo Stoakes
2024-10-28 19:50 ` Liam R. Howlett
2024-10-28 20:00 ` Liam R. Howlett
2024-10-28 20:17 ` Lorenzo Stoakes
2024-10-28 20:22 ` Linus Torvalds
2024-10-28 20:43 ` Lorenzo Stoakes
2024-10-28 21:04 ` Liam R. Howlett
2024-10-28 21:05 ` Mark Brown
2024-10-28 21:28 ` Lorenzo Stoakes
2024-10-28 21:00 ` Vlastimil Babka
2024-10-28 21:19 ` Linus Torvalds
2024-10-28 21:28 ` Vlastimil Babka
2024-10-28 22:14 ` Lorenzo Stoakes
2024-10-29 7:50 ` Vlastimil Babka
2024-10-29 10:23 ` Lorenzo Stoakes
2024-10-29 12:33 ` Mark Brown
2024-10-29 12:41 ` Lorenzo Stoakes
2024-10-29 15:04 ` Catalin Marinas
2024-10-29 15:16 ` Lorenzo Stoakes
2024-10-29 16:22 ` Catalin Marinas
2024-10-29 16:36 ` Lorenzo Stoakes
2024-10-29 17:02 ` Catalin Marinas
2024-10-29 17:28 ` Lorenzo Stoakes
2024-10-29 17:32 ` Catalin Marinas [this message]
2024-10-28 20:51 ` Mark Brown
2024-10-23 20:38 ` [PATCH v2 5/8] tools: testing: add additional vma_internal.h stubs Lorenzo Stoakes
2024-10-23 20:38 ` [PATCH v2 6/8] mm: isolate mmap internal logic to mm/vma.c Lorenzo Stoakes
2024-10-24 17:23 ` Vlastimil Babka
2024-10-23 20:38 ` [PATCH v2 7/8] mm: refactor __mmap_region() Lorenzo Stoakes
2024-10-25 8:35 ` Vlastimil Babka
2024-10-25 10:19 ` Lorenzo Stoakes
2024-10-25 10:23 ` Vlastimil Babka
2024-10-23 20:38 ` [PATCH v2 8/8] mm: defer second attempt at merge on mmap() Lorenzo Stoakes
2024-10-25 9:43 ` Vlastimil Babka
2024-10-25 10:20 ` Lorenzo Stoakes
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