linux-kernel - Re: [PATCH v2 2/2] perf/x86: enable cycles:pp for Intel Atom

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: <20151203201455.GB18534@tassilo.jf.intel.com>
Date:	Thu, 3 Dec 2015 12:14:55 -0800
From:	Andi Kleen <ak@...ux.intel.com>
To:	Stephane Eranian <eranian@...gle.com>
Cc:	linux-kernel@...r.kernel.org, acme@...hat.com,
	peterz@...radead.org, mingo@...e.hu, kan.liang@...el.com
Subject: Re: [PATCH v2 2/2] perf/x86: enable cycles:pp for Intel Atom

>  	/* INST_RETIRED.ANY_P, inv=1, cmask=16 (cycles:p). */
>  	INTEL_FLAGS_EVENT_CONSTRAINT(0x108000c0, 0x01),
> +	/* Allow all events as PEBS with no flags */
> +	INTEL_ALL_EVENT_CONSTRAINT(0, 0x1),

I don't think this is really needed (no extra PEBS events), but ok it shouldn't
hurt either.

-Andi

-- 
ak@...ux.intel.com -- Speaking for myself only
--
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/