linux-kernel - Re: [PATCH 1/2] kho: kho_restore_vmalloc: fix initialization of pages array

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Message-ID: <mafs0tsyiw8rn.fsf@kernel.org>
Date: Tue, 25 Nov 2025 14:18:20 +0100
From: Pratyush Yadav <pratyush@...nel.org>
To: Mike Rapoport <rppt@...nel.org>
Cc: Andrew Morton <akpm@...ux-foundation.org>,  Alexander Graf
 <graf@...zon.com>,  Pasha Tatashin <pasha.tatashin@...een.com>,  Pratyush
 Yadav <pratyush@...nel.org>,  kexec@...ts.infradead.org,
  linux-mm@...ck.org,  linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] kho: kho_restore_vmalloc: fix initialization of
 pages array

On Tue, Nov 25 2025, Mike Rapoport wrote:

> From: "Mike Rapoport (Microsoft)" <rppt@...nel.org>
>
> 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) <rppt@...nel.org>

Reviewed-by: Pratyush Yadav <pratyush@...nel.org>

[...]

-- 
Regards,
Pratyush Yadav