linux-kernel - Re: [PATCH v5 0/5] powerpc8xx: Further optimisation of TLB handling

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]

Date:	Fri, 17 Apr 2015 12:25:34 -0500
From:	Scott Wood <scottwood@...escale.com>
To:	root <christophe.leroy@....fr>
CC:	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Paul Mackerras <paulus@...ba.org>,
	Michael Ellerman <mpe@...erman.id.au>,
	<linux-kernel@...r.kernel.org>, <linuxppc-dev@...ts.ozlabs.org>,
	"Joakim Tjernlund" <joakim.tjernlund@...nsmode.se>
Subject: Re: [PATCH v5 0/5] powerpc8xx: Further optimisation of TLB handling

On Fri, 2015-04-17 at 18:32 +0200, root wrote:
> This patchset provides a further optimisation of TLB handling in the 8xx.
> Changes are:
> - Not saving registers like CR when not needed
> - Adding support to any TASK_SIZE
> 
> Only the last patch of the set is changed compared to v4
> 
> Christophe Leroy (5):
>   powerpc/8xx: macro for handling CPU15 errata
>   powerpc/8xx: Handle CR out of exception PROLOG/EPILOG
>   powerpc/8xx: dont save CR in SCRATCH registers
>   powerpc/8xx: Use SPRG2 instead of DAR for saving r3
>   powerpc/8xx: Add support for TASK_SIZE greater than 0x80000000
> 
>  arch/powerpc/kernel/head_8xx.S | 79 +++++++++++++++++++++++++++---------------
>  1 file changed, 51 insertions(+), 28 deletions(-)
> 

Do you really want your name in the git history to be "root"?

-Scott


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/