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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2020-12-15 04:41:38 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-12-15 04:41:38 +0300 |
| commit | 76d4acf22b4847f6c7b2f9042366fbdc3d20f578 (patch) | |
| tree | 635466360e3716372dd91ad8c724b40d15c05753 /include/linux/sched.h | |
| parent | 8a8ca83ec3cf7ffc69020c189e3d368b1d4ba98a (diff) | |
| parent | a70a04b3844f59c29573a8581d5c263225060dd6 (diff) | |
| download | linux-76d4acf22b4847f6c7b2f9042366fbdc3d20f578.tar.xz | |
Merge tag 'perf-kprobes-2020-12-14' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf/kprobes updates from Thomas Gleixner:
"Make kretprobes lockless to avoid the rp->lock performance and
potential lock ordering issues"
* tag 'perf-kprobes-2020-12-14' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
locking/atomics: Regenerate the atomics-check SHA1's
kprobes: Replace rp->free_instance with freelist
freelist: Implement lockless freelist
asm-generic/atomic: Add try_cmpxchg() fallbacks
kprobes: Remove kretprobe hash
llist: Add nonatomic __llist_add() and __llist_dell_all()
Diffstat (limited to 'include/linux/sched.h')
| -rw-r--r-- | include/linux/sched.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index 1cac7efabc83..bd4225b73a1f 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1350,6 +1350,10 @@ struct task_struct { struct callback_head mce_kill_me; #endif +#ifdef CONFIG_KRETPROBES + struct llist_head kretprobe_instances; +#endif + /* * New fields for task_struct should be added above here, so that * they are included in the randomized portion of task_struct. |