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Date:      Tue, 19 Apr 2022 20:23:14 GMT
From:      Konstantin Belousov <kib@FreeBSD.org>
To:        src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org
Subject:   git: 6daddc54debb - stable/13 - Mostly revert a5970a529c2d95271: Make files opened with O_PATH to not block non-forced unmount
Message-ID:  <202204192023.23JKNEx1054721@gitrepo.freebsd.org>

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The branch stable/13 has been updated by kib:

URL: https://cgit.FreeBSD.org/src/commit/?id=6daddc54debbf590cae17bead4864c7f640c07d0

commit 6daddc54debbf590cae17bead4864c7f640c07d0
Author:     Konstantin Belousov <kib@FreeBSD.org>
AuthorDate: 2022-04-13 00:47:45 +0000
Commit:     Konstantin Belousov <kib@FreeBSD.org>
CommitDate: 2022-04-19 20:22:54 +0000

    Mostly revert a5970a529c2d95271: Make files opened with O_PATH to not block non-forced unmount
    
    (cherry picked from commit bf13db086b84c29ce901145f2800c561dcbf4d1e)
---
 lib/libc/sys/open.2     | 5 +----
 sys/kern/kern_descrip.c | 2 +-
 sys/kern/vfs_syscalls.c | 2 --
 3 files changed, 2 insertions(+), 7 deletions(-)

diff --git a/lib/libc/sys/open.2 b/lib/libc/sys/open.2
index f6b061079ddf..876a4ce1e57d 100644
--- a/lib/libc/sys/open.2
+++ b/lib/libc/sys/open.2
@@ -28,7 +28,7 @@
 .\"     @(#)open.2	8.2 (Berkeley) 11/16/93
 .\" $FreeBSD$
 .\"
-.Dd October 9, 2021
+.Dd April 22, 2022
 .Dt OPEN 2
 .Os
 .Sh NAME
@@ -351,9 +351,6 @@ But operations like
 and any other that operate on file and not on file descriptor (except
 .Xr fstat 2 ),
 are not allowed.
-File opened with the
-.Dv O_PATH
-flag does not prevent non-forced unmount of the volume it belongs to.
 .Pp
 A file descriptor created with the
 .Dv O_PATH
diff --git a/sys/kern/kern_descrip.c b/sys/kern/kern_descrip.c
index b4bb74e02c4e..fe5103fc35d9 100644
--- a/sys/kern/kern_descrip.c
+++ b/sys/kern/kern_descrip.c
@@ -5215,7 +5215,7 @@ path_close(struct file *fp, struct thread *td)
 {
 	MPASS(fp->f_type == DTYPE_VNODE);
 	fp->f_ops = &badfileops;
-	vdrop(fp->f_vnode);
+	vrele(fp->f_vnode);
 	return (0);
 }
 
diff --git a/sys/kern/vfs_syscalls.c b/sys/kern/vfs_syscalls.c
index 32868eb7a4d5..d90dd72c8ead 100644
--- a/sys/kern/vfs_syscalls.c
+++ b/sys/kern/vfs_syscalls.c
@@ -1208,8 +1208,6 @@ kern_openat(struct thread *td, int fd, const char *path, enum uio_seg pathseg,
 		if ((flags & O_PATH) != 0) {
 			finit(fp, (flags & FMASK) | (fp->f_flag & FKQALLOWED),
 			    DTYPE_VNODE, NULL, &path_fileops);
-			vhold(vp);
-			vunref(vp);
 		} else {
 			finit_vnode(fp, flags, NULL, &vnops);
 		}



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