Vincent Donnefort 7d776a3627 ring-buffer: Add page statistics to the meta-page ...

Add two fields pages_touched and pages_lost to the ring-buffer
meta-page. Those fields are useful to get the number of used pages in
the ring-buffer.

Link: https://patch.msgid.link/20260309162516.2623589-2-vdonnefort@google.com
Reviewed-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Signed-off-by: Vincent Donnefort <vdonnefort@google.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>

2026-03-09 12:33:53 -04:00

..

rv

verification/rvgen: Remove unused variable declaration from containers

2026-01-12 07:43:51 +01:00

blktrace.c

Merge tag 'block-7.0-20260305' of git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux

2026-03-06 08:36:18 -08:00

bpf_trace.c

bpf: Fix kprobe_multi cookies access in show_fdinfo callback

2026-02-26 11:23:57 -08:00

bpf_trace.h

tracing/treewide: Remove second parameter of __assign_str()

2024-05-22 20:14:47 -04:00

error_report-traces.c

…

fgraph.c

fgraph: Do not call handlers direct when not using ftrace_ops

2026-02-19 15:21:22 -05:00

fprobe.c

Convert 'alloc_flex' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

ftrace_internal.h

function_graph: Make fgraph_update_pid_func() a stub for !DYNAMIC_FTRACE

2024-06-10 18:08:23 -04:00

ftrace.c

Merge tag 'bpf-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf

2026-03-07 12:20:37 -08:00

Kconfig

Merge tag 'trace-v7.0' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace

2026-02-13 19:25:16 -08:00

kprobe_event_gen_test.c

tracing: Fix wrong return in kprobe_event_gen_test.c

2023-03-19 12:20:48 -04:00

Makefile

tracing: Move pid filtering into trace_pid.c

2026-02-08 21:01:13 -05:00

pid_list.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

pid_list.h

trace/pid_list: optimize pid_list->lock contention

2025-11-13 15:15:54 -05:00

power-traces.c

PM: cpufreq: powernv/tracing: Move powernv_throttle trace event

2025-07-21 16:40:56 -04:00

preemptirq_delay_test.c

kernel: trace: preemptirq_delay_test: use offstack cpu mask

2025-07-08 18:17:38 -04:00

rethook.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

ring_buffer_benchmark.c

tracing: Fix typo in ring_buffer_benchmark.c

2025-12-05 15:43:40 -05:00

ring_buffer.c

ring-buffer: Add page statistics to the meta-page

2026-03-09 12:33:53 -04:00

rpm-traces.c

…

synth_event_gen_test.c

tracing / synthetic: Disable events after testing in synth_event_gen_test_init()

2023-12-21 10:04:45 -05:00

trace_benchmark.c

tracing: Improve benchmark test performance by using do_div()

2024-05-13 20:00:57 -04:00

trace_benchmark.h

tracing: Add numeric delta time to the trace event benchmark

2022-09-26 13:01:09 -04:00

trace_boot.c

tracing: Allow creating instances with specified system events

2023-12-18 23:14:16 -05:00

trace_branch.c

tracing: branch: Use trace_tracing_is_on_cpu() instead of "disabled" field

2025-05-09 15:19:10 -04:00

trace_btf.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

trace_btf.h

tracing/probes: Add a function to search a member of a struct/union

2023-08-23 09:40:16 +09:00

trace_clock.c

tracing: Use atomic64_inc_return() in trace_clock_counter()

2024-10-09 19:59:49 -04:00

trace_dynevent.c

tracing: Report wrong dynamic event command

2025-11-10 19:26:14 -05:00

trace_dynevent.h

tracing: probes: Fix a possible race in trace_probe_log APIs

2025-05-13 22:23:34 +09:00

trace_entries.h

tracing: Fix ftrace event field alignments

2026-02-05 09:47:11 -05:00

trace_eprobe.c

Convert 'alloc_flex' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

trace_event_perf.c

perf: Remove unnecessary parameter of security check

2025-02-26 14:13:58 -05:00

trace_events_filter_test.h

…

trace_events_filter.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

trace_events_hist.c

Convert more 'alloc_obj' cases to default GFP_KERNEL arguments

2026-02-21 20:03:00 -08:00

trace_events_inject.c

tracing: Have format file honor EVENT_FILE_FL_FREED

2024-08-07 18:12:46 -04:00

trace_events_synth.c

Convert remaining multi-line kmalloc_obj/flex GFP_KERNEL uses

2026-02-22 08:26:33 -08:00

trace_events_trigger.c

tracing: Add NULL pointer check to trigger_data_free()

2026-03-06 13:04:30 -05:00

trace_events_user.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

trace_events.c

tracing: Fix enabling multiple events on the kernel command line and bootconfig

2026-03-06 16:54:34 -05:00

trace_export.c

tracing: Fix ftrace event field alignments

2026-02-05 09:47:11 -05:00

trace_fprobe.c

Convert 'alloc_flex' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

trace_functions_graph.c

fgraph: Fix thresh_return nosleeptime double-adjust

2026-03-03 22:11:20 -05:00

trace_functions.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

trace_hwlat.c

tracing: Fix false sharing in hwlat get_sample()

2026-02-10 03:36:39 -05:00

trace_irqsoff.c

tracing: Allow tracer to add more than 32 options

2025-11-04 21:44:00 +09:00

trace_kdb.c

tracing: Allow tracer to add more than 32 options

2025-11-04 21:44:00 +09:00

trace_kprobe_selftest.c

tracing: arm64: Avoid missing-prototype warnings

2023-07-12 12:06:04 -04:00

trace_kprobe_selftest.h

…

trace_kprobe.c

Convert 'alloc_flex' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

trace_mmiotrace.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

trace_nop.c

…

trace_osnoise.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

trace_output.c

tracing: Add bitmask-list option for human-readable bitmask display

2026-01-26 17:00:50 -05:00

trace_output.h

tracing: Allow tracer to add more than 32 options

2025-11-04 21:44:00 +09:00

trace_pid.c

tracing: Move pid filtering into trace_pid.c

2026-02-08 21:01:13 -05:00

trace_preemptirq.c

tracing: Fix archs that still call tracepoints without RCU watching

2024-12-05 09:28:58 -05:00

trace_printk.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

trace_probe_kernel.h

tracing/probes: Fix to record 0-length data_loc in fetch_store_string*() if fails

2023-07-14 17:04:58 +09:00

trace_probe_tmpl.h

tracing/fprobe: Enable fprobe events with CONFIG_DYNAMIC_FTRACE_WITH_ARGS

2024-12-26 10:50:04 -05:00

trace_probe.c

Convert more 'alloc_obj' cases to default GFP_KERNEL arguments

2026-02-21 20:03:00 -08:00

trace_probe.h

tracing: probes: Use __free() for trace_probe_log

2025-11-01 01:10:28 +09:00

trace_recursion_record.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

trace_sched_switch.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

trace_sched_wakeup.c

tracing: Allow tracer to add more than 32 options

2025-11-04 21:44:00 +09:00

trace_selftest_dynamic.c

…

trace_selftest.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

trace_seq.c

tracing: Add bitmask-list option for human-readable bitmask display

2026-01-26 17:00:50 -05:00

trace_stack.c

Merge tag 'trace-v6.16' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace

2025-05-29 21:04:36 -07:00

trace_stat.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

trace_stat.h

…

trace_synth.h

tracing: Allow synthetic events to pass around stacktraces

2023-01-25 10:31:24 -05:00

trace_syscalls.c

Convert remaining multi-line kmalloc_obj/flex GFP_KERNEL uses

2026-02-22 08:26:33 -08:00

trace_uprobe.c

Convert 'alloc_flex' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

trace.c

tracing: Fix trace_buf_size= cmdline parameter with sizes >= 2G

2026-03-06 22:25:53 -05:00

trace.h

Merge tag 'trace-v7.0' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace

2026-02-13 19:25:16 -08:00

tracing_map.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

tracing_map.h

tracing: Remove unused extern declaration tracing_map_set_field_descr()

2023-07-23 11:08:14 -04:00