All of lore.kernel.org
 help / color / mirror / Atom feed
From: "Li,Rongqing" <lirongqing@baidu.com>
To: Dave Hansen <dave.hansen@intel.com>,
	Adrian Hunter <adrian.hunter@intel.com>,
	Jiri Olsa <olsajiri@gmail.com>
Cc: "peterz@infradead.org" <peterz@infradead.org>,
	"mingo@redhat.com" <mingo@redhat.com>,
	"acme@kernel.org" <acme@kernel.org>,
	"namhyung@kernel.org" <namhyung@kernel.org>,
	"mark.rutland@arm.com" <mark.rutland@arm.com>,
	"alexander.shishkin@linux.intel.com"
	<alexander.shishkin@linux.intel.com>,
	"irogers@google.com" <irogers@google.com>,
	"kan.liang@linux.intel.com" <kan.liang@linux.intel.com>,
	"tglx@linutronix.de" <tglx@linutronix.de>,
	"bp@alien8.de" <bp@alien8.de>,
	"dave.hansen@linux.intel.com" <dave.hansen@linux.intel.com>,
	"x86@kernel.org" <x86@kernel.org>,
	"hpa@zytor.com" <hpa@zytor.com>,
	"linux-perf-users@vger.kernel.org"
	<linux-perf-users@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: 答复: [外部邮件] Re: [PATCH] perf/x86/intel/bts: allocate bts_ctx only if necessary
Date: Thu, 6 Mar 2025 02:28:34 +0000	[thread overview]
Message-ID: <5ddaff2748344dc4ac6290f195c8758e@baidu.com> (raw)
In-Reply-To: <293158f0-d36f-4569-bad3-6be1db938457@intel.com>

> Jiri, thanks for the report!
> 
> On 3/5/25 06:58, Adrian Hunter wrote:
> > It looks like there are 3 functions affected:
> >
> > 	intel_bts_enable_local()
> > 	intel_bts_disable_local()
> > 	intel_bts_interrupt()
> >
> > Perhaps make them static calls?
> 
> That, or a few:
> 
> 	if (!bts_ctx)
> 		return;
> 
> if you're not feeling as fancy would do.
> 
> Would someone be interested in sending an actual tested patch, ideally the
> patch author of the regression? <hint, hint>


I am sorry to introduce this bug, I will try to send a patch

Thanks to all

-Li

      reply	other threads:[~2025-03-06  2:45 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-01-22  7:41 [PATCH] perf/x86/intel/bts: allocate bts_ctx only if necessary lirongqing
2025-01-23 18:36 ` Adrian Hunter
2025-01-23 18:54 ` Liang, Kan
2025-02-22 12:53 ` [tip: perf/core] perf/x86/intel/bts: Allocate " tip-bot2 for Li RongQing
2025-03-05 13:47 ` [PATCH] perf/x86/intel/bts: allocate " Jiri Olsa
2025-03-05 13:54   ` Jiri Olsa
2025-03-05 14:58     ` Adrian Hunter
2025-03-05 16:11       ` Dave Hansen
2025-03-06  2:28         ` Li,Rongqing [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=5ddaff2748344dc4ac6290f195c8758e@baidu.com \
    --to=lirongqing@baidu.com \
    --cc=acme@kernel.org \
    --cc=adrian.hunter@intel.com \
    --cc=alexander.shishkin@linux.intel.com \
    --cc=bp@alien8.de \
    --cc=dave.hansen@intel.com \
    --cc=dave.hansen@linux.intel.com \
    --cc=hpa@zytor.com \
    --cc=irogers@google.com \
    --cc=kan.liang@linux.intel.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-perf-users@vger.kernel.org \
    --cc=mark.rutland@arm.com \
    --cc=mingo@redhat.com \
    --cc=namhyung@kernel.org \
    --cc=olsajiri@gmail.com \
    --cc=peterz@infradead.org \
    --cc=tglx@linutronix.de \
    --cc=x86@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.