Steven Rostedt (Google) 712292308a ring-buffer: Do not record in NMI if the arch does not support cmpxchg in NMI ...

As the ring buffer recording requires cmpxchg() to work, if the
architecture does not support cmpxchg in NMI, then do not do any recording
within an NMI.

Link: https://lore.kernel.org/linux-trace-kernel/20231213175403.6fc18540@gandalf.local.home

Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>

2023-12-15 08:54:26 -05:00

..

rv

Merge tag 'trace-tools-v6.4' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace

2023-04-28 16:11:26 -07:00

blktrace.c

block: remove more NULL checks after bdev_get_queue()

2023-02-21 09:23:22 -07:00

bpf_trace.c

bpf: Add __bpf_kfunc_{start,end}_defs macros

2023-11-01 22:33:53 -07:00

bpf_trace.h

…

error_report-traces.c

…

fgraph.c

tracing: arm64: Avoid missing-prototype warnings

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

fprobe.c

Merge tag 'probes-v6.7' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace

2023-11-01 16:15:42 -10:00

ftrace_internal.h

tracing: arm64: Avoid missing-prototype warnings

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

ftrace.c

ftrace: Use LIST_HEAD to initialize clear_hash

2023-09-01 21:18:38 -04:00

Kconfig

Merge tag 'probes-v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace

2023-06-30 10:44:53 -07:00

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/probes: Move finding func-proto API and getting func-param API to trace_btf

2023-08-23 09:39:45 +09:00

pid_list.c

…

pid_list.h

…

power-traces.c

…

preemptirq_delay_test.c

…

rethook.c

kprobes: unused header files removed

2023-10-24 10:04:59 +09:00

ring_buffer_benchmark.c

ring_buffer: Remove unused "event" parameter

2022-11-23 19:08:30 -05:00

ring_buffer.c

ring-buffer: Do not record in NMI if the arch does not support cmpxchg in NMI

2023-12-15 08:54:26 -05:00

rpm-traces.c

…

synth_event_gen_test.c

tracing: Always use canonical ftrace path

2023-02-18 14:34:09 -05:00

trace_benchmark.c

tracing: Add numeric delta time to the trace event benchmark

2022-09-26 13:01:09 -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/boot: Test strscpy() against less than zero for error

2023-07-05 10:30:49 -04:00

trace_branch.c

…

trace_btf.c

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

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

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

…

trace_dynevent.c

tracing: Free buffers when a used dynamic event is removed

2022-11-23 19:07:12 -05:00

trace_dynevent.h

…

trace_entries.h

tracing: Add back FORTIFY_SOURCE logic to kernel_stack event structure

2023-07-30 18:11:44 -04:00

trace_eprobe.c

tracing/eprobe: drop unneeded breaks

2023-10-10 01:03:48 +09:00

trace_event_perf.c

tracing/perf: Use strndup_user instead of kzalloc/strncpy_from_user

2022-11-23 19:08:31 -05:00

trace_events_filter_test.h

…

trace_events_filter.c

tracing: Have trace_event_file have ref counters

2023-11-01 23:44:44 -04:00

trace_events_hist.c

tracing: Fix uaf issue when open the hist or hist_debug file

2023-12-13 23:29:59 -05:00

trace_events_inject.c

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

2023-09-07 16:38:54 -04:00

trace_events_synth.c

tracing: Have the user copy of synthetic event address use correct context

2023-11-01 23:46:05 -04:00

trace_events_trigger.c

tracing: Fix kernel-doc warnings in trace_events_trigger.c

2023-07-28 19:59:03 -04:00

trace_events_user.c

tracing/user_events: Allow events to persist for perfmon_capable users

2023-10-03 22:29:43 -04:00

trace_events.c

tracing: Have trace_event_file have ref counters

2023-11-01 23:44:44 -04:00

trace_export.c

tracing: Add back FORTIFY_SOURCE logic to kernel_stack event structure

2023-07-30 18:11:44 -04:00

trace_fprobe.c

tracing: fprobe-event: Fix to check tracepoint event and return

2023-11-10 20:06:12 +09:00

trace_functions_graph.c

function_graph: Support recording and printing the return value of function

2023-06-20 18:38:37 -04:00

trace_functions.c

…

trace_hwlat.c

tracing: Remove extra space at the end of hwlat_detector/mode

2023-09-01 21:00:00 -04:00

trace_irqsoff.c

tracing: Fix memleak due to race between current_tracer and trace

2023-08-17 13:49:37 -04:00

trace_kdb.c

…

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

tracing/kprobes: Fix the order of argument descriptions

2023-11-11 08:00:43 +09:00

trace_mmiotrace.c

…

trace_nop.c

…

trace_osnoise.c

tracing/timerlat: Add user-space interface

2023-06-22 10:39:56 -04:00

trace_output.c

tracing: Add size check when printing trace_marker output

2023-12-12 22:07:22 -05:00

trace_output.h

tracing: Add "fields" option to show raw trace event fields

2023-03-29 06:52:08 -04:00

trace_preemptirq.c

cpuidle: tracing, preempt: Squash _rcuidle tracing

2023-01-31 15:01:46 +01:00

trace_printk.c

…

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

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

trace_probe.c

tracing/probes: Add string type check with BTF

2023-08-23 09:41:13 +09:00

trace_probe.h

tracing/kprobes: Return EADDRNOTAVAIL when func matches several symbols

2023-10-20 22:10:41 +09:00

trace_recursion_record.c

tracing: Use trace_create_file() to simplify creation of tracefs entries

2022-05-26 21:12:52 -04:00

trace_sched_switch.c

sched/tracing: Append prev_state to tp args instead

2022-05-12 00:37:11 +02:00

trace_sched_wakeup.c

tracing: Fix memleak due to race between current_tracer and trace

2023-08-17 13:49:37 -04:00

trace_selftest_dynamic.c

…

trace_selftest.c

tracing: Have function_graph selftest call cond_resched()

2023-05-28 21:15:46 -04:00

trace_seq.c

tracing: Move readpos from seq_buf to trace_seq

2023-10-20 12:16:10 -04:00

trace_stack.c

…

trace_stat.c

…

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

bpf: Change syscall_nr type to int in struct syscall_tp_t

2023-10-13 12:39:36 -07:00

trace_uprobe.c

Merge tag 'probes-v6.6' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace

2023-09-02 11:10:50 -07:00

trace.c

tracing: Fix uaf issue when open the hist or hist_debug file

2023-12-13 23:29:59 -05:00

trace.h

tracing: Fix uaf issue when open the hist or hist_debug file

2023-12-13 23:29:59 -05:00

tracing_map.c

tracing: Remove unused variable 'dups'

2022-10-03 12:20:31 -04:00

tracing_map.h

tracing: Remove unused extern declaration tracing_map_set_field_descr()

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