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Message-Id: <166878064180.1782449.376709845468504621.b4-ty@kernel.org>
Date: Fri, 18 Nov 2022 19:40:38 +0000
From: Will Deacon <will@...nel.org>
To: Anshuman Khandual <anshuman.khandual@....com>,
linux-arm-kernel@...ts.infradead.org
Cc: catalin.marinas@....com, kernel-team@...roid.com,
Will Deacon <will@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Andrew Morton <akpm@...ux-foundation.org>,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64/mm: Drop redundant BUG_ON(!pgtable_alloc)
On Fri, 18 Nov 2022 11:01:02 +0530, Anshuman Khandual wrote:
> __create_pgd_mapping_locked() expects a page allocator used while mapping a
> virtual range. This page allocator function propagates down the call chain,
> while building intermediate levels in the page table. Passed page allocator
> is a necessary ingredient required to build the page table but its presence
> can be asserted just once in the very beginning rather than in all the down
> stream functions. This consolidates BUG_ON(!pgtable_alloc) checks just in a
> single place i.e __create_pgd_mapping_locked().
>
> [...]
Applied to arm64 (for-next/trivial), thanks!
[1/1] arm64/mm: Drop redundant BUG_ON(!pgtable_alloc)
https://git.kernel.org/arm64/c/9ed2b4616d4e
Cheers,
--
Will
https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev
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