From nobody Sat Feb 7 23:23:41 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B6EC333ADB4; Fri, 6 Feb 2026 19:58:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770407937; cv=none; b=FwAzrXfRKog/S14gHfDYxrffKoNJn8RGXO2O08Yvn7LCkw0JiK1IEFqXrm35hpdpUt+PXQzjgF3cnbiNGnhwdR8B7OLSbJCNX5YS7fTmSqpXKaLb6M4BqhZrLquJ/CPbjSE5ekpQyLrSYdyHOx0/+2rL7zHp/fb8e5FXm3V0sks= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770407937; c=relaxed/simple; bh=ZUcEKZAtlFAIbpjaZX6mY8OMNPSAtHWZIBIZL+GAaZc=; h=Message-ID:Date:From:To:Cc:Subject:References:MIME-Version: Content-Type; b=ClsIy6wr85yysydqz/GzgpsjWT+XGNwqBsYGrxPA2WLsjiU3a+M5+TqZK+NWTMgTWzFv9SARjQl1CMEU5womNCNMDbWIzrZCPzAsCTsq+2VN8vrXMpolQlJAmr/+pI97mwYKPs2XMF1JoZqArK09Mhfkfp4NAytFZVebR7RiV74= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=MYQHsmu7; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="MYQHsmu7" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 98377C19422; Fri, 6 Feb 2026 19:58:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1770407937; bh=ZUcEKZAtlFAIbpjaZX6mY8OMNPSAtHWZIBIZL+GAaZc=; h=Date:From:To:Cc:Subject:References:From; b=MYQHsmu7EaLuBPy6H8cnXjX8FepyGTq+eKCdkafHDW1DH9CBZ5k/PNabcFsbENRuw osDxYfsyHH32NjrLGKDVHx8UjtylPtLCIIha5VJWfkJnXxtJPbOfhId3XqEx8NwxDc OgeF0gsxAsISTRFx3jZm8aanKn9OoMFi64IAR5rbseQ1y/uTzXhnMv9u+e84NFokXH 4sfoO9VstRYzQ8RyIFxFgK+DuCb6WnxrsxSM8pWUuGWW6whJ100Qo+gnYAE0ojwXfb 0sgcaG3Kz+JfFczj2hPL8cfOmsn86N1eFz2kyk84MSxUkKx5giA7S/FYx06YBq07fA PjgMSW1MLJ2/w== Received: from rostedt by gandalf with local (Exim 4.99.1) (envelope-from ) id 1voRzM-0000000A6rE-3Bum; Fri, 06 Feb 2026 14:59:36 -0500 Message-ID: <20260206195936.617080218@kernel.org> User-Agent: quilt/0.68 Date: Fri, 06 Feb 2026 14:37:52 -0500 From: Steven Rostedt To: linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org Cc: Masami Hiramatsu , Mark Rutland , Mathieu Desnoyers , Andrew Morton Subject: [PATCH 11/12] tracing: Move tracing_set_filter_buffering() into trace_events_hist.c References: <20260206193741.767171392@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Steven Rostedt The function tracing_set_filter_buffering() is only used in trace_events_hist.c. Move it to that file and make it static. Signed-off-by: Steven Rostedt (Google) --- kernel/trace/trace.c | 20 -------------------- kernel/trace/trace.h | 1 - kernel/trace/trace_events_hist.c | 20 ++++++++++++++++++++ 3 files changed, 20 insertions(+), 21 deletions(-) diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 6a0cea7e63b0..5bc22d966834 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -7134,26 +7134,6 @@ u64 tracing_event_time_stamp(struct trace_buffer *bu= ffer, struct ring_buffer_eve return ring_buffer_event_time_stamp(buffer, rbe); } =20 -/* - * Set or disable using the per CPU trace_buffer_event when possible. - */ -int tracing_set_filter_buffering(struct trace_array *tr, bool set) -{ - guard(mutex)(&trace_types_lock); - - if (set && tr->no_filter_buffering_ref++) - return 0; - - if (!set) { - if (WARN_ON_ONCE(!tr->no_filter_buffering_ref)) - return -EINVAL; - - --tr->no_filter_buffering_ref; - } - - return 0; -} - struct ftrace_buffer_info { struct trace_iterator iter; void *spare; diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h index f85c94f2e2d9..374b7c392f0a 100644 --- a/kernel/trace/trace.h +++ b/kernel/trace/trace.h @@ -480,7 +480,6 @@ extern struct trace_array *trace_array_find(const char = *instance); extern struct trace_array *trace_array_find_get(const char *instance); =20 extern u64 tracing_event_time_stamp(struct trace_buffer *buffer, struct ri= ng_buffer_event *rbe); -extern int tracing_set_filter_buffering(struct trace_array *tr, bool set); extern int tracing_set_clock(struct trace_array *tr, const char *clockstr); =20 extern bool trace_clock_in_ns(struct trace_array *tr); diff --git a/kernel/trace/trace_events_hist.c b/kernel/trace/trace_events_h= ist.c index 0fc641461be5..e6f449f53afc 100644 --- a/kernel/trace/trace_events_hist.c +++ b/kernel/trace/trace_events_hist.c @@ -6531,6 +6531,26 @@ static bool existing_hist_update_only(char *glob, return updated; } =20 +/* + * Set or disable using the per CPU trace_buffer_event when possible. + */ +static int tracing_set_filter_buffering(struct trace_array *tr, bool set) +{ + guard(mutex)(&trace_types_lock); + + if (set && tr->no_filter_buffering_ref++) + return 0; + + if (!set) { + if (WARN_ON_ONCE(!tr->no_filter_buffering_ref)) + return -EINVAL; + + --tr->no_filter_buffering_ref; + } + + return 0; +} + static int hist_register_trigger(char *glob, struct event_trigger_data *data, struct trace_event_file *file) --=20 2.51.0