Andrii Nakryiko 4a8f635a60 bpf: remove unnecessary rcu_read_{lock,unlock}() in multi-uprobe attach logic ...

get_pid_task() internally already calls rcu_read_lock() and
rcu_read_unlock(), so there is no point to do this one extra time.

This is a drive-by improvement and has no correctness implications.

Acked-by: Jiri Olsa <jolsa@kernel.org>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/r/20240521163401.3005045-3-andrii@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

2024-05-25 10:46:02 -07:00

..

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: remove unnecessary rcu_read_{lock,unlock}() in multi-uprobe attach logic

2024-05-25 10:46:02 -07:00

bpf_trace.h

…

error_report-traces.c

tracing: add error_report_end trace point

2021-02-26 09:41:02 -08:00

fgraph.c

ftrace: Remove unused global 'ftrace_direct_func_count'

2024-05-14 02:09:40 -04:00

fprobe.c

fprobe: Fix to allocate entry_data_size buffer with rethook instances

2024-03-01 09:18:24 +09:00

ftrace_internal.h

tracing: arm64: Avoid missing-prototype warnings

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

ftrace.c

Merge tag 'trace-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace

2024-05-17 18:34:27 -07:00

Kconfig

Merge tag 'probes-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace

2024-05-17 18:29:30 -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

tracing: Cleanup double word in comment

2022-04-26 17:58:50 -04:00

pid_list.h

tracing: Create a sparse bitmask for pid filtering

2021-10-05 17:38:45 -04:00

power-traces.c

…

preemptirq_delay_test.c

kernel: trace: preemptirq_delay_test: add cpu affinity

2021-02-02 17:02:07 -05:00

rethook.c

rethook: honor CONFIG_FTRACE_VALIDATE_RCU_IS_WATCHING in rethook_try_get()

2024-05-01 23:18:48 +09:00

ring_buffer_benchmark.c

ring-buffer: Read and write to ring buffers with custom sub buffer size

2023-12-20 07:54:56 -05:00

ring_buffer.c

ring-buffer: Add cast to unsigned long addr passed to virt_to_page()

2024-05-15 01:28:42 -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: Merge irqflags + preempt counter.

2021-02-02 17:02:06 -05:00

trace_btf.c

tracing/probes: Fix to search structure fields correctly

2024-02-17 21:25:42 +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

tracing: Do no increment trace_clock_global() by one

2021-06-18 09:10:00 -04:00

trace_dynevent.c

tracing: Free buffers when a used dynamic event is removed

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

trace_dynevent.h

tracing: Add DYNAMIC flag for dynamic events

2021-08-18 18:10:32 -04:00

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/probes: Support $argN in return probe (kprobe and fprobe)

2024-03-07 00:27:34 +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 histograms: Simplify parse_actions() function

2024-01-08 13:24:56 -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/synthetic: Fix trace_string() return value

2024-02-15 11:40:01 -05:00

trace_events_trigger.c

tracing: Decrement the snapshot if the snapshot trigger fails to register

2024-03-18 10:33:05 -04:00

trace_events_user.c

Merge tag 'trace-user-events-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace

2024-05-17 18:46:30 -07:00

trace_events.c

eventfs/tracing: Add callback for release of an eventfs_inode

2024-05-04 04:25:37 -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/probes: support '%pd' type for print struct dentry's name

2024-05-01 23:18:47 +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

ftrace: disable preemption when recursion locked

2021-10-27 11:21:49 -04:00

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

kdb: Rename members of struct kdbtab_t

2021-07-27 17:05:06 +01:00

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

Merge tag 'probes-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace

2024-05-17 18:29:30 -07:00

trace_mmiotrace.c

tracing: Remove definition of DEBUG in trace_mmiotrace.c

2021-02-02 17:02:07 -05:00

trace_nop.c

…

trace_osnoise.c

tracing/timerlat: Move hrtimer_init to timerlat_fd open()

2024-02-01 11:50:13 -05:00

trace_output.c

tracing: Remove precision vsnprintf() check from print event

2024-03-06 13:26:26 -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

tracing: Disable "other" permission bits in the tracefs files

2021-10-08 18:08:43 -04:00

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/probes: Support $argN in return probe (kprobe and fprobe)

2024-03-07 00:27:34 +09:00

trace_probe.c

Merge tag 'probes-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace

2024-05-17 18:29:30 -07:00

trace_probe.h

tracing/probes: support '%pd' type for print struct dentry's name

2024-05-01 23:18:47 +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

tracing: Move saved_cmdline code into trace_sched_switch.c

2024-03-17 07:58:53 -04:00

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: Support to dump instance traces by ftrace_dump_on_oops

2024-03-18 10:33:06 -04:00

trace_seq.c

trace_seq: Increase the buffer size to almost two pages

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

trace_stack.c

tracing: Disable "other" permission bits in the tracefs files

2021-10-08 18:08:43 -04:00

trace_stat.c

tracing: Disable "other" permission bits in the tracefs files

2021-10-08 18:08:43 -04:00

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

bpf: Change syscall_nr type to int in struct syscall_tp_t

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

trace_uprobe.c

uprobes: add speculative lockless system-wide uprobe filter check

2024-05-01 23:18:46 +09:00

trace.c

Merge tag 'trace-ringbuffer-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace

2024-05-17 18:40:37 -07:00

trace.h

tracing: Allow user-space mapping of the ring-buffer

2024-05-13 18:09:56 -04:00

tracing_map.c

tracing: Ensure visibility when inserting an element into tracing_map

2024-01-22 17:15:40 -05:00

tracing_map.h

tracing: Remove unused extern declaration tracing_map_set_field_descr()

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