git: c892d60a1d3e - main - ufs: denote lack of support for lockless symlink lookup

[Mateusz Guzik]

The branch main has been updated by mjg:

URL: https://cgit.FreeBSD.org/src/commit/?id=c892d60a1d3e11c7e0651705bc4167b218a7415c

commit c892d60a1d3e11c7e0651705bc4167b218a7415c
Author:     Mateusz Guzik <mjg at FreeBSD.org>
AuthorDate: 2021-01-23 13:42:16 +0000
Commit:     Mateusz Guzik <mjg at FreeBSD.org>
CommitDate: 2021-01-23 15:04:43 +0000

    ufs: denote lack of support for lockless symlink lookup
    
    It is unclear without investigating if it can be provided without using
    extra memory, so for the time being just don't.
---
 sys/ufs/ufs/ufs_vnops.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sys/ufs/ufs/ufs_vnops.c b/sys/ufs/ufs/ufs_vnops.c
index a3f790e16685..0e7ec7ae5453 100644
--- a/sys/ufs/ufs/ufs_vnops.c
+++ b/sys/ufs/ufs/ufs_vnops.c
@@ -2963,6 +2963,7 @@ struct vop_vector ufs_vnodeops = {
 	.vop_accessx =		ufs_accessx,
 	.vop_bmap =		ufs_bmap,
 	.vop_fplookup_vexec =	ufs_fplookup_vexec,
+	.vop_fplookup_symlink =	VOP_EAGAIN,
 	.vop_cachedlookup =	ufs_lookup,
 	.vop_close =		ufs_close,
 	.vop_create =		ufs_create,