linux-kernel - Re: [PATCH v1] powerpc: Use static call for get

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: <165261052949.1047019.3804884242995162781.b4-ty@ellerman.id.au>
Date:   Sun, 15 May 2022 20:28:49 +1000
From:   Michael Ellerman <patch-notifications@...erman.id.au>
To:     Christophe Leroy <christophe.leroy@...roup.eu>,
        Michael Ellerman <mpe@...erman.id.au>,
        Paul Mackerras <paulus@...ba.org>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc:     linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1] powerpc: Use static call for get_irq()

On Fri, 11 Mar 2022 13:38:04 +0100, Christophe Leroy wrote:
> __do_irq() inconditionnaly calls ppc_md.get_irq()
> 
> That's definitely a hot path.
> 
> At the time being ppc_md.get_irq address is read every time
> from ppc_md structure.
> 
> [...]

Applied to powerpc/next.

[1/1] powerpc: Use static call for get_irq()
      https://git.kernel.org/powerpc/c/e59596a2d6a75ea3deb60698b95942aaf03681f5

cheers