From mboxrd@z Thu Jan 1 00:00:00 1970 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 3636F19D09C for ; Tue, 27 Aug 2024 09:27:03 +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=1724750824; cv=none; b=J7FoqNb8u58ppegYG6NhGBEuKVRiLqnLogOTZvGiso30UTvMEZMcDeSpX3PLpa9tEXvn9KJDv6qs9Rxt3iU2OyeydV/dW03vlRylrrL2pwnrjsLB5zV8Ko07lPke63gvJ76d8x3yr3/+J0lDGuPdbpASzBwVHyoDmCQirNoVnG4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724750824; c=relaxed/simple; bh=tvN/uNR2QEGS77TEOIwM2CA+r3hhgrfmQyXSGzqM5Nc=; h=Message-ID:Date:From:To:Cc:Subject; b=redS2+1Xr+rXu4Rvc1VJhlRTB2llIy0lTsH6X4/qEG5Ofv+f8iJu8kTz9AzOOEeVLkJEwmSUl8nUIkmKmdIL2+E81Mh3znC4ErReUyGoTvRxLVQ3b2bMoZy4fO9S6BzBy0ePlnxPbLC4YVFSfgrf0RxCdwJhsFPzTcdyZnzytz0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 Received: by smtp.kernel.org (Postfix) with ESMTPSA id D0F8CC8B7B4; Tue, 27 Aug 2024 09:27:03 +0000 (UTC) Received: from rostedt by gandalf with local (Exim 4.98) (envelope-from ) id 1sisUM-00000004SKH-0iNQ; Tue, 27 Aug 2024 05:27:46 -0400 Message-ID: <20240827092716.515115830@goodmis.org> User-Agent: quilt/0.68 Date: Tue, 27 Aug 2024 05:27:16 -0400 From: Steven Rostedt To: linux-kernel@vger.kernel.org Cc: Masami Hiramatsu , Mark Rutland , Mathieu Desnoyers , Andrew Morton Subject: [for-next][PATCH 0/8] ring-buffer: Updates for 6.12 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace.git ring-buffer/for-next Head SHA1: 2fcd5aff92aab479a9a89cfce2dbc9c6a9455b4f Steven Rostedt (7): ring-buffer: Don't reset persistent ring-buffer meta saved addresses ring-buffer: Add magic and struct size to boot up meta data tracing: Add "traceoff" flag to boot time tracing instances tracing: Allow trace_printk() to go to other instance buffers tracing: Have trace_printk not use binary prints if boot buffer tracing: Add option to set an instance to be the trace_printk destination tracing/Documentation: Start a document on how to debug with tracing Vincent Donnefort (1): ring-buffer: Align meta-page to sub-buffers for improved TLB usage ---- Documentation/admin-guide/kernel-parameters.txt | 23 ++++ Documentation/trace/debugging.rst | 159 ++++++++++++++++++++++++ Documentation/trace/ftrace.rst | 12 ++ kernel/trace/ring_buffer.c | 79 ++++++++---- kernel/trace/trace.c | 127 ++++++++++++++++--- kernel/trace/trace.h | 4 +- kernel/trace/trace_output.c | 5 +- tools/testing/selftests/ring-buffer/map_test.c | 14 +++ 8 files changed, 385 insertions(+), 38 deletions(-) create mode 100644 Documentation/trace/debugging.rst