linux-kernel - Re: [PATCH] arm64/mm: Poison initmem while freeing with free_reserved

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Message-ID: <20191016125643.GI49619@arrakis.emea.arm.com>
Date:   Wed, 16 Oct 2019 13:56:44 +0100
From:   Catalin Marinas <catalin.marinas@....com>
To:     Anshuman Khandual <anshuman.khandual@....com>
Cc:     linux-arm-kernel@...ts.infradead.org,
        Will Deacon <will@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64/mm: Poison initmem while freeing with
 free_reserved_area()

On Fri, Oct 04, 2019 at 09:53:58AM +0530, Anshuman Khandual wrote:
> Platform implementation for free_initmem() should poison the memory while
> freeing it up. Hence pass across POISON_FREE_INITMEM while calling into
> free_reserved_area(). The same is being followed in the generic fallback
> for free_initmem() and some other platforms overriding it.
> 
> Cc: Catalin Marinas <catalin.marinas@....com>
> Cc: Will Deacon <will@...nel.org>
> Cc: Mark Rutland <mark.rutland@....com>
> Cc: linux-kernel@...r.kernel.org
> Signed-off-by: Anshuman Khandual <anshuman.khandual@....com>

Queued for 5.5. Thanks.

-- 
Catalin