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| author | davidxu <davidxu@FreeBSD.org> | 2004-08-08 22:26:11 +0000 |
|---|---|---|
| committer | davidxu <davidxu@FreeBSD.org> | 2004-08-08 22:26:11 +0000 |
| commit | 6412ad5b2e1e497180ded0b4e5d9c99f9416d91a (patch) | |
| tree | 9e1981e868076e52c9eefabd3262c4b3711b352d /sys/kern/sys_process.c | |
| parent | b337473ecd472257d9df25550d249e600f5b98c4 (diff) | |
| download | FreeBSD-src-6412ad5b2e1e497180ded0b4e5d9c99f9416d91a.zip FreeBSD-src-6412ad5b2e1e497180ded0b4e5d9c99f9416d91a.tar.gz | |
Add pl_flags to ptrace_lwpinfo, two flags PL_FLAG_SA and PL_FLAG_BOUND
indicate that a thread is in UTS critical region.
Reviewed by: deischen
Approved by: marcel
Diffstat (limited to 'sys/kern/sys_process.c')
| -rw-r--r-- | sys/kern/sys_process.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/sys/kern/sys_process.c b/sys/kern/sys_process.c index 9dad83a..7063ed3 100644 --- a/sys/kern/sys_process.c +++ b/sys/kern/sys_process.c @@ -807,6 +807,13 @@ kern_ptrace(struct thread *td, int req, pid_t pid, void *addr, int data) else pl->pl_event = 0; } + if (td2->td_pflags & TDP_SA) { + pl->pl_flags = PL_FLAG_SA; + if (td2->td_upcall && !TD_CAN_UNBIND(td2)) + pl->pl_flags |= PL_FLAG_BOUND; + } else { + pl->pl_flags = 0; + } _PRELE(p); PROC_UNLOCK(p); return (0); |
