linux-kernel - Re: [PATCH] powerpc/vdso32: Add missing _restgpr_31

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

Message-Id: <161581505500.387233.5713425984426626454.b4-ty@ellerman.id.au>
Date:   Tue, 16 Mar 2021 00:31:17 +1100 (AEDT)
From:   Michael Ellerman <patch-notifications@...erman.id.au>
To:     Paul Mackerras <paulus@...ba.org>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        segher@...nel.crashing.org,
        Christophe Leroy <christophe.leroy@...roup.eu>
Cc:     linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH] powerpc/vdso32: Add missing _restgpr_31_x to fix build failure

On Tue, 9 Mar 2021 06:19:30 +0000 (UTC), Christophe Leroy wrote:
> With some defconfig including CONFIG_CC_OPTIMIZE_FOR_SIZE,
> (for instance mvme5100_defconfig and ps3_defconfig), gcc 5
> generates a call to _restgpr_31_x.
> 
> Until recently it went unnoticed, but
> commit 42ed6d56ade2 ("powerpc/vdso: Block R_PPC_REL24 relocations")
> made it rise to the surface.
> 
> [...]

Applied to powerpc/fixes.

[1/1] powerpc/vdso32: Add missing _restgpr_31_x to fix build failure
      https://git.kernel.org/powerpc/c/08c18b63d9656e0389087d1956d2b37fd7019172

cheers