linux-kernel - Re: [PATCH] powerpc/8xx: Simplify pte

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-Id: <166980023807.3017288.13472562694365213076.b4-ty@ellerman.id.au>
Date:   Wed, 30 Nov 2022 20:23:58 +1100
From:   Michael Ellerman <patch-notifications@...erman.id.au>
To:     Nicholas Piggin <npiggin@...il.com>,
        Christophe Leroy <christophe.leroy@...roup.eu>,
        Michael Ellerman <mpe@...erman.id.au>
Cc:     linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH] powerpc/8xx: Simplify pte_update() with 16k pages

On Wed, 28 Sep 2022 08:29:00 +0200, Christophe Leroy wrote:
> While looking at code generated for code patching, I saw that
> pte_clear generated:
> 
>  2d8:	38 a0 00 00 	li      r5,0
>  2dc:	38 e0 10 00 	li      r7,4096
>  2e0:	39 00 20 00 	li      r8,8192
>  2e4:	39 40 30 00 	li      r10,12288
>  2e8:	90 a9 00 00 	stw     r5,0(r9)
>  2ec:	90 e9 00 04 	stw     r7,4(r9)
>  2f0:	91 09 00 08 	stw     r8,8(r9)
>  2f4:	91 49 00 0c 	stw     r10,12(r9)
> 
> [...]

Applied to powerpc/next.

[1/1] powerpc/8xx: Simplify pte_update() with 16k pages
      https://git.kernel.org/powerpc/c/f2c45962cc618c12f69fd46e6ebc20b9cd7f15ac

cheers