From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from relay.hostedemail.com (smtprelay0015.hostedemail.com [216.40.44.15]) (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 BE2A5446842; Tue, 11 Aug 2026 14:13:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=216.40.44.15 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786457607; cv=none; b=RRM/BgRAvbL7/tgOW9BwBHm6EWh2O+ojjbvuec59rE0sTuFf18EYQFyhALWsQrHgjKkW9Tv7cUsr+t/8oBh+lOs8kowDHcT9rgeOEjsg3/do7QdB9DAjzUdeNOrlXxGYR9etC2fTe3GdW3+NLRFrfmNKEmj9cE48dfgotpzJZRY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786457607; c=relaxed/simple; bh=qwTWTfDyOGww1E+Xdd0HkYGD4eGqQAaYvmshND2T8Yw=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=JQ7MiLZedbfRbyNPOUL/ZXbQbjE1N2Cp+ZC5cppurbPe6QA2N8NI9/nxsQG4om4XQUpRIKXpori6fYYVF/FNEtdzh/pw/9EOgsBRSx6UUPu5DCaot2ImpifzujN/IjkXZuqm/2edJTqtio27+Qbu6wsFUSstJrfykLrD3SYeHLw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=goodmis.org; spf=pass smtp.mailfrom=goodmis.org; arc=none smtp.client-ip=216.40.44.15 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=goodmis.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=goodmis.org Received: from omf20.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay04.hostedemail.com (Postfix) with ESMTP id DCC051A0446; Tue, 11 Aug 2026 14:13:22 +0000 (UTC) Received: from [HIDDEN] (Authenticated sender: rostedt@goodmis.org) by omf20.hostedemail.com (Postfix) with ESMTPA id 08DE220027; Tue, 11 Aug 2026 14:13:20 +0000 (UTC) Date: Tue, 11 Aug 2026 10:13:32 -0400 From: Steven Rostedt To: Vincent Donnefort Cc: mhiramat@kernel.org, linux-trace-kernel@vger.kernel.org, mathieu.desnoyers@efficios.com, kernel-team@android.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH v4 06/18] tracing/remotes: Add dmesg tracefs file Message-ID: <20260811101332.4322a16a@gandalf.local.home> In-Reply-To: References: <20260804140333.797210-1-vdonnefort@google.com> <20260804140333.797210-7-vdonnefort@google.com> <20260810184216.3484cfd6@robin> <20260811094857.69dd650b@gandalf.local.home> X-Mailer: Claws Mail 3.20.0git84 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Stat-Signature: f4wbh5e36rzh6d1fgxm15x73khrhhmoz X-Rspamd-Server: rspamout06 X-Rspamd-Queue-Id: 08DE220027 X-Session-Marker: 726F737465647440676F6F646D69732E6F7267 X-Session-ID: U2FsdGVkX19eUXDw18E85gixP/zTRtl9KlJKHukOrrQ= X-HE-Tag: 1786457600-597930 X-HE-Meta: U2FsdGVkX19z2k+YAVxGlhgZikoE3aCihr9YaCg9WR1XMDVhO1r22eBc7Gnq5eYVCMGk1h/RqF0saYIWZ7/yOEi3k7qRR5re+lysX5fMBw9K1eOSax6I2L232sxgQNdVCTQGjjxzesVDBInCV/kh2UZgyrXMdvGLFECR7DC3ar9s6cVKg3vTk0CkCOF744OT6Q13EZK1hANy/W3RgRXzzFpXR4FyvGLy22Nd5gTI3wZaDzAg8BGZVYUILz/T/JJAH/4HYUyy6gMsM8AHcj4fgpAVZEzSPCwavHkWBOZ1R6EXAcLDH3QdTPRY3KtKHSlcDuBH0nbAM2rq6zPv7fRFpNvWmJ/fJ1br On Tue, 11 Aug 2026 15:11:02 +0100 Vincent Donnefort wrote: > I don't see anything preventing the declaration of a massive print function at > the moment... > > ... and neither the registration of an event with a size bigger than a page. > > Is it something we should consider? I have ignored it (in both trace_remote and > simple_ring_buffer) as it seems very much unlikely anyone would do that. Yeah, it's very unlikely that it will be hit. But something we should keep an eye on. -- Steve