From: Steven Rostedt <rostedt@goodmis.org>
To: linux-kernel@vger.kernel.org
Cc: Masami Hiramatsu <mhiramat@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
Andrew Morton <akpm@linux-foundation.org>
Subject: [for-next][PATCH 00/16] tracing: Add dynamic sub-buffer size for 6.8
Date: Thu, 21 Dec 2023 11:10:24 -0500 [thread overview]
Message-ID: <20231221161024.478795180@goodmis.org> (raw)
git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace.git
trace/for-next
Head SHA1: 3cb3091138ca0921c4569bcf7ffa062519639b6a
Steven Rostedt (Google) (11):
ring-buffer: Clear pages on error in ring_buffer_subbuf_order_set() failure
ring-buffer: Do no swap cpu buffers if order is different
ring-buffer: Make sure the spare sub buffer used for reads has same size
tracing: Update snapshot order along with main buffer order
tracing: Stop the tracing while changing the ring buffer subbuf size
ring-buffer: Keep the same size when updating the order
ring-buffer: Just update the subbuffers when changing their allocation order
ring-buffer: Add documentation on the buffer_subbuf_order file
ringbuffer/selftest: Add basic selftest to test changing subbuf order
tracing: Update subbuffer with kilobytes not page order
ring-buffer: Use subbuf_order for buffer page masking
Tzvetomir Stoyanov (VMware) (5):
ring-buffer: Have ring_buffer_print_page_header() be able to access ring_buffer_iter
ring-buffer: Page size per ring buffer
ring-buffer: Add interface for configuring trace sub buffer size
ring-buffer: Set new size of the ring buffer sub page
ring-buffer: Read and write to ring buffers with custom sub buffer size
----
Documentation/trace/ftrace.rst | 21 +
include/linux/ring_buffer.h | 17 +-
kernel/trace/ring_buffer.c | 428 ++++++++++++++++-----
kernel/trace/ring_buffer_benchmark.c | 10 +-
kernel/trace/trace.c | 155 +++++++-
kernel/trace/trace.h | 1 +
kernel/trace/trace_events.c | 59 ++-
.../test.d/00basic/ringbuffer_subbuf_size.tc | 95 +++++
8 files changed, 658 insertions(+), 128 deletions(-)
create mode 100644 tools/testing/selftests/ftrace/test.d/00basic/ringbuffer_subbuf_size.tc
next reply other threads:[~2023-12-21 16:09 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-21 16:10 Steven Rostedt [this message]
2023-12-21 16:10 ` [for-next][PATCH 01/16] ring-buffer: Have ring_buffer_print_page_header() be able to access ring_buffer_iter Steven Rostedt
2023-12-21 16:10 ` [for-next][PATCH 02/16] ring-buffer: Page size per ring buffer Steven Rostedt
2023-12-21 16:10 ` [for-next][PATCH 03/16] ring-buffer: Add interface for configuring trace sub buffer size Steven Rostedt
2023-12-21 16:10 ` [for-next][PATCH 04/16] ring-buffer: Set new size of the ring buffer sub page Steven Rostedt
2023-12-21 16:10 ` [for-next][PATCH 05/16] ring-buffer: Read and write to ring buffers with custom sub buffer size Steven Rostedt
2023-12-21 16:10 ` [for-next][PATCH 06/16] ring-buffer: Clear pages on error in ring_buffer_subbuf_order_set() failure Steven Rostedt
2023-12-21 16:10 ` [for-next][PATCH 07/16] ring-buffer: Do no swap cpu buffers if order is different Steven Rostedt
2023-12-21 16:10 ` [for-next][PATCH 08/16] ring-buffer: Make sure the spare sub buffer used for reads has same size Steven Rostedt
2023-12-21 16:10 ` [for-next][PATCH 09/16] tracing: Update snapshot order along with main buffer order Steven Rostedt
2023-12-21 16:10 ` [for-next][PATCH 10/16] tracing: Stop the tracing while changing the ring buffer subbuf size Steven Rostedt
2023-12-21 16:10 ` [for-next][PATCH 11/16] ring-buffer: Keep the same size when updating the order Steven Rostedt
2023-12-21 16:10 ` [for-next][PATCH 12/16] ring-buffer: Just update the subbuffers when changing their allocation order Steven Rostedt
2023-12-21 16:10 ` [for-next][PATCH 13/16] ring-buffer: Add documentation on the buffer_subbuf_order file Steven Rostedt
2023-12-21 16:10 ` [for-next][PATCH 14/16] ringbuffer/selftest: Add basic selftest to test changing subbuf order Steven Rostedt
2023-12-21 16:10 ` [for-next][PATCH 15/16] tracing: Update subbuffer with kilobytes not page order Steven Rostedt
2023-12-21 16:10 ` [for-next][PATCH 16/16] ring-buffer: Use subbuf_order for buffer page masking Steven Rostedt
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