Robin H. Johnson ffbeb5d4f9 tracing: Show size of requested perf buffer ...

commit a90afe8d020da9298c98fddb19b7a6372e2feb45 upstream.

If the perf buffer isn't large enough, provide a hint about how large it
needs to be for whatever is running.

Link: https://lkml.kernel.org/r/20210831043723.13481-1-robbat2@gentoo.org

Signed-off-by: Robin H. Johnson <robbat2@gentoo.org>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@igalia.com>

2024-05-02 16:23:43 +02:00

..

blktrace.c

blktrace: Fix output non-blktrace event when blk_classic option enabled

2023-01-14 10:15:41 +01:00

bpf_trace.c

bpf: Clear the probe_addr for uprobe

2023-09-19 12:20:07 +02:00

bpf_trace.h

…

fgraph.c

fgraph: Initialize tracing_graph_pause at task creation

2021-02-10 09:29:16 +01:00

ftrace_internal.h

…

ftrace.c

ftrace: Fix possible warning on checking all pages used in ftrace_process_locs()

2023-07-27 08:44:44 +02:00

Kconfig

tracing/kprobes: Do the notrace functions check without kprobes on ftrace

2021-01-19 18:27:19 +01:00

kprobe_event_gen_test.c

tracing: Fix wrong return in kprobe_event_gen_test.c

2023-04-05 11:23:46 +02:00

Makefile

…

power-traces.c

…

preemptirq_delay_test.c

…

ring_buffer_benchmark.c

…

ring_buffer.c

ring-buffer: use READ_ONCE() to read cpu_buffer->commit_page in concurrent environment

2024-04-13 12:59:51 +02:00

rpm-traces.c

…

synth_event_gen_test.c

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

2024-01-05 15:12:28 +01:00

trace_benchmark.c

…

trace_benchmark.h

…

trace_boot.c

tracing/boot: Fix a hist trigger dependency for boot time tracing

2021-09-22 12:28:03 +02:00

trace_branch.c

…

trace_clock.c

tracing: Do no increment trace_clock_global() by one

2021-06-23 14:42:50 +02:00

trace_dynevent.c

tracing: Free buffers when a used dynamic event is removed

2022-12-08 11:23:58 +01:00

trace_dynevent.h

…

trace_entries.h

…

trace_event_perf.c

tracing: Show size of requested perf buffer

2024-05-02 16:23:43 +02:00

trace_events_filter_test.h

…

trace_events_filter.c

tracing: Have trace_event_file have ref counters

2023-11-28 16:55:02 +00:00

trace_events_hist.c

tracing/histograms: Return an error if we fail to add histogram to hist_vars list

2023-07-27 08:44:43 +02:00

trace_events_inject.c

tracing: Have event inject files inc the trace array ref count

2023-10-10 21:53:25 +02:00

trace_events_synth.c

tracing: Add tracing_reset_all_online_cpus_unlocked() function

2023-06-28 10:28:06 +02:00

trace_events_trigger.c

Revert "tracing/trigger: Fix to return error if failed to alloc snapshot"

2024-05-02 16:23:36 +02:00

trace_events.c

tracing: Have trace_event_file have ref counters

2023-11-28 16:55:02 +00:00

trace_export.c

treewide: Convert macro and uses of __section(foo) to __section("foo")

2020-10-25 14:51:49 -07:00

trace_functions_graph.c

tracing: make tracing_init_dentry() returns an integer instead of a d_entry pointer

2020-09-18 22:17:14 -04:00

trace_functions.c

tracing: Have all levels of checks prevent recursion

2021-10-27 09:56:56 +02:00

trace_hwlat.c

tracing: Remove WARN_ON in start_thread()

2020-11-30 21:43:07 -05:00

trace_irqsoff.c

tracing: Fix memleak due to race between current_tracer and trace

2023-08-30 16:23:12 +02:00

trace_kdb.c

…

trace_kprobe_selftest.c

…

trace_kprobe_selftest.h

…

trace_kprobe.c

tracing/kprobes: Fix the order of argument descriptions

2023-11-20 11:06:57 +01:00

trace_mmiotrace.c

…

trace_nop.c

…

trace_output.c

tracing: Add size check when printing trace_marker output

2024-01-25 14:37:37 -08:00

trace_output.h

…

trace_preemptirq.c

tracing: hold caller_addr to hardirq_{enable,disable}_ip

2022-09-23 14:16:58 +02:00

trace_printk.c

Updates for tracing and bootconfig:

2020-10-15 15:51:28 -07:00

trace_probe_tmpl.h

tracing/probes: Fix to update dynamic data counter if fetcharg uses it

2023-08-26 15:26:50 +02:00

trace_probe.c

tracing/probes: Have kprobes and uprobes use $COMM too

2022-08-25 11:38:23 +02:00

trace_probe.h

tracing/probe: trace_probe_primary_from_call(): checked list_first_entry

2023-06-09 10:30:16 +02:00

trace_sched_switch.c

…

trace_sched_wakeup.c

tracing: Fix memleak due to race between current_tracer and trace

2023-08-30 16:23:12 +02:00

trace_selftest_dynamic.c

…

trace_selftest.c

tracing: Disable ftrace selftests when any tracer is running

2020-12-30 11:54:28 +01:00

trace_seq.c

…

trace_stack.c

tracing: make tracing_init_dentry() returns an integer instead of a d_entry pointer

2020-09-18 22:17:14 -04:00

trace_stat.c

tracing: make tracing_init_dentry() returns an integer instead of a d_entry pointer

2020-09-18 22:17:14 -04:00

trace_stat.h

…

trace_synth.h

tracing: Synthetic event field_pos is an index not a boolean

2021-07-28 14:35:45 +02:00

trace_syscalls.c

…

trace_uprobe.c

bpf: Clear the probe_addr for uprobe

2023-09-19 12:20:07 +02:00

trace.c

tracing: Inform kmemleak of saved_cmdlines allocation

2024-02-23 08:42:30 +01:00

trace.h

tracing: Have trace_event_file have ref counters

2023-11-28 16:55:02 +00:00

tracing_map.c

tracing: Ensure visibility when inserting an element into tracing_map

2024-02-23 08:41:56 +01:00

tracing_map.h

…