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| author | Dmitry Chagin <dchagin@FreeBSD.org> | 2023-05-14 21:23:50 +0000 |
|---|---|---|
| committer | Dmitry Chagin <dchagin@FreeBSD.org> | 2023-06-29 08:15:57 +0000 |
| commit | cdbdd15ecd8de38f6b460330d046e8b94c010f86 (patch) | |
| tree | 0247ecded1bb1155b123d3df2fda1b626285a1e4 | |
| parent | 4d1134a54c85ae8926eb43b7e51aee6e65b71816 (diff) | |
| download | src-cdbdd15ecd8de38f6b460330d046e8b94c010f86.tar.gz src-cdbdd15ecd8de38f6b460330d046e8b94c010f86.zip | |
ktrace: Fix syscall number on a child return path from fork
Reviewed by: kib
Differential Revision: https://reviews.freebsd.org/D40078
MFC after 1 week
(cherry picked from commit ae6ac58745b58c0a3424b3714be1205821d93c51)
| -rw-r--r-- | sys/kern/kern_fork.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/sys/kern/kern_fork.c b/sys/kern/kern_fork.c index 068dfdb097d3..eebe2e2259f2 100644 --- a/sys/kern/kern_fork.c +++ b/sys/kern/kern_fork.c @@ -1118,6 +1118,9 @@ fork_exit(void (*callout)(void *, struct trapframe *), void *arg, void fork_return(struct thread *td, struct trapframe *frame) { +#ifdef KTRACE + struct syscall_args *sa; +#endif struct proc *p; p = td->td_proc; @@ -1160,7 +1163,9 @@ fork_return(struct thread *td, struct trapframe *frame) userret(td, frame); #ifdef KTRACE - if (KTRPOINT(td, KTR_SYSRET)) - ktrsysret(SYS_fork, 0, 0); + if (KTRPOINT(td, KTR_SYSRET)) { + sa = &td->td_sa; + ktrsysret(sa->code, 0, 0); + } #endif } |