From: Peter Zijlstra <peterz@infradead.org>
To: Qi Zheng <zhengqi.arch@bytedance.com>
Cc: tglx@linutronix.de, david@redhat.com, jannh@google.com,
hughd@google.com, yuzhao@google.com, willy@infradead.org,
muchun.song@linux.dev, vbabka@kernel.org,
lorenzo.stoakes@oracle.com, akpm@linux-foundation.org,
rientjes@google.com, linux-mm@kvack.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 00/12] move pagetable_*_dtor() to __tlb_remove_table()
Date: Sat, 14 Dec 2024 19:55:11 +0100 [thread overview]
Message-ID: <20241214185511.GF10560@noisy.programming.kicks-ass.net> (raw)
In-Reply-To: <cover.1734164094.git.zhengqi.arch@bytedance.com>
On Sat, Dec 14, 2024 at 05:02:46PM +0800, Qi Zheng wrote:
> As proposed [1] by Peter Zijlstra below, this patch series aims to move
> pagetable_*_dtor() into __tlb_remove_table(). This will cleanup pagetable_*_dtor()
> a bit and more gracefully fix the UAF issue [2] reported by syzbot.
I'll go over the patches in more detail on Monday, but at least the
first few patches should probably carry something like:
Originally-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Since you extracted it from my half-baked patch, the rest could probably
do with:
Suggested-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Anyway, thanks for doing this, and so quicky! As said, I'll read more on
Monday.
next prev parent reply other threads:[~2024-12-14 18:55 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-14 9:02 Qi Zheng
2024-12-14 9:02 ` [PATCH 01/12] Revert "mm: pgtable: make ptlock be freed by RCU" Qi Zheng
2024-12-14 18:29 ` Yu Zhao
2024-12-15 6:29 ` Qi Zheng
2024-12-16 6:10 ` Andrew Morton
2024-12-16 6:15 ` Qi Zheng
2024-12-16 6:35 ` Andrew Morton
2024-12-16 6:39 ` Qi Zheng
2024-12-14 9:02 ` [PATCH 02/12] mm: pgtable: introduce generic p4d_alloc_one() and p4d_free() Qi Zheng
2024-12-18 14:26 ` Klara Modin
2024-12-18 14:42 ` Qi Zheng
2024-12-14 9:02 ` [PATCH 03/12] arm64: pgtable: use mmu gather to free p4d level page table Qi Zheng
2024-12-14 9:02 ` [PATCH 04/12] s390: pgtable: add statistics for PUD and P4D " Qi Zheng
2024-12-14 9:02 ` [PATCH 05/12] mm: pgtable: introduce pagetable_dtor() Qi Zheng
2024-12-14 9:02 ` [PATCH 06/12] arm: pgtable: move pagetable_dtor() to __tlb_remove_table() Qi Zheng
2024-12-14 9:02 ` [PATCH 07/12] arm64: " Qi Zheng
2024-12-14 9:02 ` [PATCH 08/12] riscv: " Qi Zheng
2024-12-14 9:02 ` [PATCH 09/12] x86: " Qi Zheng
2024-12-14 9:02 ` [PATCH 10/12] s390: pgtable: also move pagetable_dtor() of PxD " Qi Zheng
2024-12-14 9:02 ` [PATCH 11/12] mm: pgtable: introduce generic __tlb_remove_table() Qi Zheng
2024-12-16 12:00 ` Peter Zijlstra
2024-12-16 12:03 ` Peter Zijlstra
2024-12-16 12:05 ` Peter Zijlstra
2024-12-16 13:53 ` Qi Zheng
2024-12-16 12:52 ` Qi Zheng
2024-12-16 18:12 ` Peter Zijlstra
2024-12-17 3:42 ` Qi Zheng
2024-12-17 9:02 ` Peter Zijlstra
2024-12-17 9:10 ` Qi Zheng
2024-12-14 9:02 ` [PATCH 12/12] mm: pgtable: move __tlb_remove_table_one() in x86 to generic file Qi Zheng
2024-12-14 18:55 ` Peter Zijlstra [this message]
2024-12-15 6:23 ` [PATCH 00/12] move pagetable_*_dtor() to __tlb_remove_table() Qi Zheng
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