diff options
| author | Olivier Certner <olce@FreeBSD.org> | 2025-08-26 15:54:47 +0000 |
|---|---|---|
| committer | Olivier Certner <olce@FreeBSD.org> | 2025-09-09 15:56:50 +0000 |
| commit | faf7e99375910fadb1b409a756be5477b561a517 (patch) | |
| tree | 94a1f093b922c7ba3bf9fa9bbebe88c2699a7740 | |
| parent | 7676df2faeb6dcbf20456574dcd2a7f4ab8fff8a (diff) | |
'kern.proc.groups' sysctl knob: Restore outputting the effective GID
In particular, fixes 'procstat -s' on a live system (for processes with
more than 16 groups).
Reviewed by: kib, emaste
Fixes: be1f7435ef218b1d ("kern: start tracking cr_gid outside of cr_groups[]")
MFC after: 9 days
Sponsored by: The FreeBSD Foundation
Differential Revision: https://reviews.freebsd.org/D52261
| -rw-r--r-- | sys/kern/kern_proc.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/sys/kern/kern_proc.c b/sys/kern/kern_proc.c index c2855034fabf..6e56664d12ce 100644 --- a/sys/kern/kern_proc.c +++ b/sys/kern/kern_proc.c @@ -2944,8 +2944,11 @@ sysctl_kern_proc_groups(SYSCTL_HANDLER_ARGS) cred = crhold(p->p_ucred); PROC_UNLOCK(p); - error = SYSCTL_OUT(req, cred->cr_groups, - cred->cr_ngroups * sizeof(gid_t)); + error = SYSCTL_OUT(req, &cred->cr_gid, sizeof(gid_t)); + if (error == 0) + error = SYSCTL_OUT(req, cred->cr_groups, + cred->cr_ngroups * sizeof(gid_t)); + crfree(cred); return (error); } |