linux-kernel - Re: [PATCH 4/9] perf/x86: add cross-HT counter exclusion infrastructure

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]

Date:	Thu, 5 Jun 2014 10:04:18 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Stephane Eranian <eranian@...gle.com>
Cc:	linux-kernel@...r.kernel.org, mingo@...e.hu, ak@...ux.intel.com,
	jolsa@...hat.com, zheng.z.yan@...el.com,
	maria.n.dimakopoulou@...il.com
Subject: Re: [PATCH 4/9] perf/x86: add cross-HT counter exclusion
 infrastructure

On Wed, Jun 04, 2014 at 11:34:13PM +0200, Stephane Eranian wrote:
> @@ -499,6 +530,7 @@ do {									\
>   */
>  #define PMU_FL_NO_HT_SHARING	0x1 /* no hyper-threading resource sharing */
>  #define PMU_FL_HAS_RSP_1	0x2 /* has 2 equivalent offcore_rsp regs   */
> +#define PMU_FL_EXCL_CNTRS	0x4 /* has exclusive counter requirements  */

the EXLC thing is HT specific too, right? How about HT_EXCL or so?



Content of type "application/pgp-signature" skipped