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b=gV87SkFbYBCZWBffDjqyiYcNhE5TCFHDo9JNLCvrShY5ZfLRFzr08B+qTfWat9e6C vn+O5sqHPJPNCaK2y2cHhC9cc++ZIuTkcosfQkEJ7fCG6xmis4yuEBROEr9QD45vpy +4OshqdvdM0OJ3qb5TpzS58XgZSQnBmzVy9p4xOQ4PIwB72Kqn0DUG2buCAqjKSZzW PVMDwGQZ7c19m5hdI2oWYy98Xw+M2/wDN+DzhiXbR1/kzSU7AS7RRQPgPP7XPlyOXE MtMpeafjQ2oVCASU3pOGRyt6yFOMHkM7xy6ZXAQJZ8XC4lm7kTmCIAEYU5EX0fsYDU ZSWg4jJLkzfrQ== From: Pratyush Yadav To: Mike Rapoport Cc: Andrew Morton , Alexander Graf , Pasha Tatashin , Pratyush Yadav , kexec@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/2] kho: kho_restore_vmalloc: fix initialization of pages array In-Reply-To: <20251125110917.843744-2-rppt@kernel.org> (Mike Rapoport's message of "Tue, 25 Nov 2025 13:09:16 +0200") References: <20251125110917.843744-1-rppt@kernel.org> <20251125110917.843744-2-rppt@kernel.org> Date: Tue, 25 Nov 2025 14:18:20 +0100 Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) MIME-Version: 1.0 Content-Type: text/plain X-Rspamd-Queue-Id: 07FB81C000D X-Stat-Signature: xww8k3j6bu3h1cc59htt11bscbdtghhq X-Rspamd-Server: rspam02 X-Rspam-User: X-HE-Tag: 1764076703-124620 X-HE-Meta: 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 B45+qU4x KVd2CZfvrghe1TZLRqauTPR2uWpeIzLhtPBQtcLGxDqLVvAuIq051pJWoPiOhx+4LPq4Uk+TLwxJGleFnFlHgxC7TN/rfkCmnUQjlxjEI13xzpr46aDhusSMWWyMEIpNuMAIbFhDTET2x22QjDJ57Yzh69+WP5Cb61fye0WHmvLoAN0tzkuX+2YxrsFP7/rEOg3NWsAoSlf7cpTcqbUFm8WpV5xiJc6rXaFGTzpOG2itWd5pdG3WXtFXmOw== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Tue, Nov 25 2025, Mike Rapoport wrote: > From: "Mike Rapoport (Microsoft)" > > In case a preserved vmalloc allocation was using huge pages, all pages in > the array of pages added to vm_struct during kho_restore_vmalloc() are > wrongly set to the same page. > > Fix the indexing when assigning pages to that array. > > Fixes: a667300bd53f ("kho: add support for preserving vmalloc allocations") > Signed-off-by: Mike Rapoport (Microsoft) Reviewed-by: Pratyush Yadav [...] -- Regards, Pratyush Yadav