Date: Sat, 18 Oct 2025 05:14:16 GMT From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 6b71c4ff698e - main - kqueue: handle copy for vnode filters Message-ID: <202510180514.59I5EGWd062501@gitrepo.freebsd.org>
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The branch main has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=6b71c4ff698e1ba2266a85ff2ad89f2c2a8a16de commit 6b71c4ff698e1ba2266a85ff2ad89f2c2a8a16de Author: Konstantin Belousov <kib@FreeBSD.org> AuthorDate: 2025-08-23 12:06:42 +0000 Commit: Konstantin Belousov <kib@FreeBSD.org> CommitDate: 2025-10-18 05:12:36 +0000 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 --- sys/kern/vfs_subr.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) 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) {help
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