Tao Chen 97ebac5886 bpf: Add show_fdinfo for perf_event ...

After commit 1b715e1b0e ("bpf: Support ->fill_link_info for perf_event") add
perf_event info, we can also show the info with the method of cat /proc/[fd]/fdinfo.

kprobe fdinfo:
link_type:	perf
link_id:	10
prog_tag:	bcf7977d3b93787c
prog_id:	20
name:	bpf_fentry_test1
offset:	0x0
missed:	0
addr:	0xffffffffa28a2904
event_type:	kprobe
cookie:	3735928559

uprobe fdinfo:
link_type:	perf
link_id:	13
prog_tag:	bcf7977d3b93787c
prog_id:	21
name:	/proc/self/exe
offset:	0x63dce4
ref_ctr_offset:	0x33eee2a
event_type:	uprobe
cookie:	3735928559

tracepoint fdinfo:
link_type:	perf
link_id:	11
prog_tag:	bcf7977d3b93787c
prog_id:	22
tp_name:	sched_switch
event_type:	tracepoint
cookie:	3735928559

perf_event fdinfo:
link_type:	perf
link_id:	12
prog_tag:	bcf7977d3b93787c
prog_id:	23
type:	1
config:	2
event_type:	event
cookie:	3735928559

Signed-off-by: Tao Chen <chen.dylane@linux.dev>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20250606150258.3385166-1-chen.dylane@linux.dev

2025-06-09 16:40:13 -07:00

..

preload

bpf: Add namespace to BPF internal symbols

2025-04-25 09:21:23 -07:00

arena.c

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

2025-03-30 13:45:28 -07:00

arraymap.c

bpf: Remove migrate_{disable|enable} in ->map_for_each_callback

2025-01-08 18:06:35 -08:00

bloom_filter.c

bpf: Check bloom filter map value size

2024-03-27 09:56:17 -07:00

bpf_cgrp_storage.c

bpf: Only fails the busy counter check in bpf_cgrp_storage_get if it creates storage

2025-03-18 19:05:46 -07:00

bpf_inode_storage.c

bpf: Disable migration when destroying inode storage

2025-01-08 18:06:36 -08:00

bpf_iter.c

bpf: Make every prog keep a copy of ctx_arg_info

2025-02-17 18:47:27 -08:00

bpf_local_storage.c

bpf: Remove migrate_{disable|enable} from bpf_selem_free()

2025-01-08 18:06:37 -08:00

bpf_lru_list.c

…

bpf_lru_list.h

…

bpf_lsm.c

bpf: lsm: Add two more sleepable hooks

2025-02-13 19:35:31 -08:00

bpf_struct_ops.c

bpf: Pass the same orig_call value to trampoline functions

2025-05-14 17:48:57 -07:00

bpf_task_storage.c

bpf: Remove migrate_{disable|enable} from bpf_task_storage_lock helpers

2025-01-08 18:06:36 -08:00

btf_iter.c

bpf: Remove custom build rule

2024-08-30 08:55:26 -07:00

btf_relocate.c

bpf: Remove custom build rule

2024-08-30 08:55:26 -07:00

btf.c

Merge tag 'bpf-next-6.16' of git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next

2025-05-28 15:52:42 -07:00

cgroup_iter.c

bpf: Let verifier consider {task,cgroup} is trusted in bpf_iter_reg

2023-11-07 15:24:25 -08:00

cgroup.c

bpf: Implement mprog API on top of existing cgroup progs

2025-06-09 16:28:28 -07:00

core.c

bpf: Avoid __bpf_prog_ret0_warn when jit fails

2025-05-27 10:43:10 -07:00

cpumap.c

bpf: cpumap: switch to napi_skb_cache_get_bulk()

2025-02-27 14:03:39 +01:00

cpumask.c

bpf: fix missing kdoc string fields in cpumask.c

2025-03-15 11:48:57 -07:00

crypto.c

bpf: crypto: make state and IV dynptr nullable

2024-06-13 16:33:04 -07:00

devmap.c

Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

2024-12-12 14:19:05 -08:00

disasm.c

bpftool: Using the right format specifiers

2025-03-17 13:50:56 -07:00

disasm.h

…

dispatcher.c

bpf: Add kernel symbol for struct_ops trampoline

2024-11-12 17:13:46 -08:00

dmabuf_iter.c

bpf: Add open coded dmabuf iterator

2025-05-27 09:51:25 -07:00

hashtab.c

Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf after rc4

2025-04-28 08:40:45 -07:00

helpers.c

bpf: Check rcu_read_lock_trace_held() in bpf_map_lookup_percpu_elem()

2025-05-27 10:45:59 -07:00

inode.c

VFS: rename lookup_one_len family to lookup_noperm and remove permission check

2025-04-08 11:24:36 +02:00

Kconfig

bpf: remove CONFIG_BPF_JIT dependency on CONFIG_MODULES of

2024-05-14 00:36:29 -07:00

kmem_cache_iter.c

bpf: Add open coded version of kmem_cache iterator

2024-11-01 11:08:32 -07:00

link_iter.c

…

local_storage.c

bpf: Replace 8 seq_puts() calls by seq_putc() calls

2024-07-29 12:53:00 -07:00

log.c

bpf: Introduce support for bpf_local_irq_{save,restore}

2024-12-04 08:38:29 -08:00

lpm_trie.c

bpf: Convert lpm_trie.c to rqspinlock

2025-03-19 08:03:05 -07:00

Makefile

bpf: Add dmabuf iterator

2025-05-27 09:51:25 -07:00

map_in_map.c

bpf: switch maps to CLASS(fd, ...)

2024-08-13 15:58:17 -07:00

map_in_map.h

bpf: Add map and need_defer parameters to .map_fd_put_ptr()

2023-12-04 17:50:26 -08:00

map_iter.c

bpf: treewide: Annotate BPF kfuncs in BTF

2024-01-31 20:40:56 -08:00

memalloc.c

Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf

2024-11-13 12:52:51 -08:00

mmap_unlock_work.h

…

mprog.c

…

net_namespace.c

…

offload.c

net: move misc netdev_lock flavors to a separate header

2025-03-08 09:06:50 -08:00

percpu_freelist.c

bpf: Convert percpu_freelist.c to rqspinlock

2025-03-19 08:03:05 -07:00

percpu_freelist.h

bpf: Convert percpu_freelist.c to rqspinlock

2025-03-19 08:03:05 -07:00

prog_iter.c

…

queue_stack_maps.c

bpf: Convert queue_stack map to rqspinlock

2025-04-10 12:51:10 -07:00

range_tree.c

bpf: Disable migration before calling ops->map_free()

2025-01-08 18:06:36 -08:00

range_tree.h

bpf: Introduce range_tree data structure and use it in bpf arena

2024-11-13 13:52:45 -08:00

relo_core.c

bpf: Remove custom build rule

2024-08-30 08:55:26 -07:00

reuseport_array.c

bpf: Use sockfd_put() helper

2024-08-30 08:57:47 -07:00

ringbuf.c

bpf: Convert ringbuf map to rqspinlock

2025-04-11 10:28:26 -07:00

rqspinlock.c

bpf: Use architecture provided res_smp_cond_load_acquire

2025-04-10 12:47:07 -07:00

rqspinlock.h

rqspinlock: Protect waiters in queue from stalls

2025-03-19 08:03:05 -07:00

stackmap.c

bpf: wire up sleepable bpf_get_stack() and bpf_get_task_stack() helpers

2024-09-11 09:58:31 -07:00

syscall.c

bpf: Add show_fdinfo for perf_event

2025-06-09 16:40:13 -07:00

sysfs_btf.c

btf: Allow mmap of vmlinux btf

2025-05-23 10:06:28 -07:00

task_iter.c

Merge tag 'vfs-6.13.file' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2024-11-18 10:30:29 -08:00

tcx.c

…

tnum.c

bpf: simplify tnum output if a fully known constant

2023-12-02 11:36:51 -08:00

token.c

remove pointless includes of <linux/fdtable.h>

2024-10-07 13:34:41 -04:00

trampoline.c

bpf: Add kernel symbol for struct_ops trampoline

2024-11-12 17:13:46 -08:00

verifier.c

bpf: Clarify sanitize_check_bounds()

2025-06-05 13:20:07 -07:00