diff options
| author | Konstantin Belousov <kib@FreeBSD.org> | 2025-08-23 12:06:42 +0000 |
|---|---|---|
| committer | Konstantin Belousov <kib@FreeBSD.org> | 2025-10-18 05:12:36 +0000 |
| commit | 6b71c4ff698e1ba2266a85ff2ad89f2c2a8a16de (patch) | |
| tree | 5f2df02a7eeb362ecc23fbb03f1effc5c006b63b | |
| parent | c0e70e7b97dcfcbeedfdfbacf1543b756a616a18 (diff) | |
kqueue: handle copy for vnode filters
Reviewed by: markj
Tested by: pho
Sponsored by: The FreeBSD Foundation
MFC after: 2 weeks
Differential revision: https://reviews.freebsd.org/D52045
| -rw-r--r-- | sys/kern/vfs_subr.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/sys/kern/vfs_subr.c b/sys/kern/vfs_subr.c index 73e110c05bc1..c458a43d0c9f 100644 --- a/sys/kern/vfs_subr.c +++ b/sys/kern/vfs_subr.c @@ -6624,24 +6624,28 @@ static int filt_vfsvnode(struct knote *kn, long hint); static void filt_vfsdetach(struct knote *kn); static int filt_vfsdump(struct proc *p, struct knote *kn, struct kinfo_knote *kin); +static int filt_vfscopy(struct knote *kn, struct proc *p1); static const struct filterops vfsread_filtops = { .f_isfd = 1, .f_detach = filt_vfsdetach, .f_event = filt_vfsread, .f_userdump = filt_vfsdump, + .f_copy = filt_vfscopy, }; static const struct filterops vfswrite_filtops = { .f_isfd = 1, .f_detach = filt_vfsdetach, .f_event = filt_vfswrite, .f_userdump = filt_vfsdump, + .f_copy = filt_vfscopy, }; static const struct filterops vfsvnode_filtops = { .f_isfd = 1, .f_detach = filt_vfsdetach, .f_event = filt_vfsvnode, .f_userdump = filt_vfsdump, + .f_copy = filt_vfscopy, }; static void @@ -6825,6 +6829,16 @@ filt_vfsdump(struct proc *p, struct knote *kn, struct kinfo_knote *kin) return (0); } +static int +filt_vfscopy(struct knote *kn, struct proc *p1) +{ + struct vnode *vp; + + vp = (struct vnode *)kn->kn_hook; + vhold(vp); + return (0); +} + int vfs_read_dirent(struct vop_readdir_args *ap, struct dirent *dp, off_t off) { |