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D40848.1784937354.diff
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D40848.1784937354.diff
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diff --git a/sys/kern/vfs_lookup.c b/sys/kern/vfs_lookup.c
--- a/sys/kern/vfs_lookup.c
+++ b/sys/kern/vfs_lookup.c
@@ -748,7 +748,7 @@
}
static int
-compute_cn_lkflags(struct mount *mp, int lkflags, int cnflags)
+enforce_lkflags(struct mount *mp, int lkflags)
{
if (mp == NULL || ((lkflags & LK_SHARED) &&
@@ -815,9 +815,7 @@
cnp->cn_lkflags |= LK_EXCLUSIVE;
}
- vn_lock(dp,
- compute_cn_lkflags(mp, cnp->cn_lkflags | LK_RETRY,
- cnp->cn_flags));
+ vn_lock(dp, enforce_lkflags(mp, cnp->cn_lkflags | LK_RETRY));
if (dp->v_type != VDIR) {
error = ENOTDIR;
@@ -1009,8 +1007,7 @@
* we adjust based on the requesting flags.
*/
vn_lock(dp,
- compute_cn_lkflags(dp->v_mount, cnp->cn_lkflags | LK_RETRY,
- cnp->cn_flags));
+ enforce_lkflags(dp->v_mount, cnp->cn_lkflags | LK_RETRY));
dirloop:
/*
@@ -1149,8 +1146,8 @@
VREF(dp);
vput(tdp);
vn_lock(dp,
- compute_cn_lkflags(dp->v_mount, cnp->cn_lkflags |
- LK_RETRY, ISDOTDOT));
+ enforce_lkflags(dp->v_mount, cnp->cn_lkflags |
+ LK_RETRY));
error = nameicap_check_dotdot(ndp, dp);
if (error != 0) {
capdotdot:
@@ -1196,8 +1193,7 @@
vn_printf(dp, "lookup in ");
#endif
lkflags_save = cnp->cn_lkflags;
- cnp->cn_lkflags = compute_cn_lkflags(dp->v_mount, cnp->cn_lkflags,
- cnp->cn_flags);
+ cnp->cn_lkflags = enforce_lkflags(dp->v_mount, cnp->cn_lkflags);
error = VOP_LOOKUP(dp, &ndp->ni_vp, cnp);
cnp->cn_lkflags = lkflags_save;
if (error != 0) {
@@ -1213,8 +1209,8 @@
VREF(dp);
vput(tdp);
vn_lock(dp,
- compute_cn_lkflags(dp->v_mount, cnp->cn_lkflags |
- LK_RETRY, cnp->cn_flags));
+ enforce_lkflags(dp->v_mount, cnp->cn_lkflags |
+ LK_RETRY));
nameicap_tracker_add(ndp, dp);
goto unionlookup;
}
@@ -1303,8 +1299,7 @@
KASSERT(mp != NULL,
("%s: NULL mountpoint for VIRF_MOUNTPOINT vnode", __func__));
crosslock = (dp->v_vflag & VV_CROSSLOCK) != 0;
- crosslkflags = compute_cn_lkflags(mp, cnp->cn_lkflags,
- cnp->cn_flags);
+ crosslkflags = enforce_lkflags(mp, cnp->cn_lkflags);
if (__predict_false(crosslock)) {
/*
* We are going to be holding the vnode lock, which

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