[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <185f12d4-90b9-4fd7-ace9-03f935b5030e@intel.com>
Date: Tue, 2 Sep 2025 19:30:43 -0700
From: Reinette Chatre <reinette.chatre@...el.com>
To: Babu Moger <babu.moger@....com>, <corbet@....net>, <tony.luck@...el.com>,
<tglx@...utronix.de>, <mingo@...hat.com>, <bp@...en8.de>,
<dave.hansen@...ux.intel.com>
CC: <Dave.Martin@....com>, <james.morse@....com>, <x86@...nel.org>,
<hpa@...or.com>, <akpm@...ux-foundation.org>, <rostedt@...dmis.org>,
<paulmck@...nel.org>, <pawan.kumar.gupta@...ux.intel.com>, <kees@...nel.org>,
<arnd@...db.de>, <fvdl@...gle.com>, <seanjc@...gle.com>,
<thomas.lendacky@....com>, <yosry.ahmed@...ux.dev>, <xin@...or.com>,
<sohil.mehta@...el.com>, <kai.huang@...el.com>, <xiaoyao.li@...el.com>,
<peterz@...radead.org>, <mario.limonciello@....com>, <xin3.li@...el.com>,
<perry.yuan@....com>, <chang.seok.bae@...el.com>,
<linux-doc@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<peternewman@...gle.com>, <eranian@...gle.com>, <gautham.shenoy@....com>
Subject: Re: [PATCH v17 11/33] fs/resctrl: Add resctrl file to display number
of assignable counters
Hi Babu,
On 8/14/25 7:25 PM, Babu Moger wrote:
> The "mbm_event" counter assignment mode allows users to assign a hardware
> counter to an RMID, event pair and monitor bandwidth usage as long as it is
> assigned. The hardware continues to track the assigned counter until it is
> explicitly unassigned by the user.
>
> Create 'num_mbm_cntrs' resctrl file that displays the number of counters
> supported in each domain. 'num_mbm_cntrs' is only visible to user space
> when the system supports "mbm_event" mode.
>
> Signed-off-by: Babu Moger <babu.moger@....com>
> ---
Reviewed-by: Reinette Chatre <reinette.chatre@...el.com>
Reinette
Powered by blists - more mailing lists