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From: Sergey Senozhatsky <senozhatsky@chromium.org>
To: Sergey Senozhatsky <senozhatsky@chromium.org>
Cc: Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	 Arnaldo Carvalho de Melo <acme@kernel.org>,
	Namhyung Kim <namhyung@kernel.org>,
	x86@kernel.org,  linux-perf-users@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [RFC PATCH] perf/x86/intel: downgrade alloc_bts_buffer() WARN() to pr_err()
Date: Thu, 27 Aug 2026 19:20:12 +0900	[thread overview]
Message-ID: <apAPNE709y7724hb@google.com> (raw)
In-Reply-To: <ao_gFsBR99s0sUBT@google.com>

On (26/08/27 15:59), Sergey Senozhatsky wrote:
> On (26/08/27 15:55), Sergey Senozhatsky wrote:
> > diff --git a/arch/x86/events/intel/ds.c b/arch/x86/events/intel/ds.c
> > index 8940f0292229..29c24b2925a7 100644
> > --- a/arch/x86/events/intel/ds.c
> > +++ b/arch/x86/events/intel/ds.c
> > @@ -918,7 +918,7 @@ static int alloc_bts_buffer(int cpu)
> >  
> >  	buffer = dsalloc_pages(BTS_BUFFER_SIZE, GFP_KERNEL | __GFP_NOWARN, cpu);
> >  	if (unlikely(!buffer)) {
> > -		WARN_ONCE(1, "%s: BTS buffer allocation failure\n", __func__);
> > +		pr_err_once(1, "%s: BTS buffer allocation failure\n", __func__);

I guess also can just remove it altogether.

      reply	other threads:[~2026-08-27 10:20 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-27  6:55 Sergey Senozhatsky
2026-08-27  6:59 ` Sergey Senozhatsky
2026-08-27 10:20   ` Sergey Senozhatsky [this message]

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