git: d990e8f0e947 - main - struct vnode: assign v_rl.resv1 as v_vrflag
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Date: Sun, 03 May 2026 19:59:09 UTC
The branch main has been updated by kib:
URL: https://cgit.FreeBSD.org/src/commit/?id=d990e8f0e9478194569ba28c366b0c0c0f414e7b
commit d990e8f0e9478194569ba28c366b0c0c0f414e7b
Author: Konstantin Belousov <kib@FreeBSD.org>
AuthorDate: 2026-04-26 02:31:50 +0000
Commit: Konstantin Belousov <kib@FreeBSD.org>
CommitDate: 2026-05-03 19:58:37 +0000
struct vnode: assign v_rl.resv1 as v_vrflag
Sponsored by: The FreeBSD Foundation
MFC after: 1 week
Differential revision:
---
sys/sys/rangelock.h | 3 +++
sys/sys/vnode.h | 1 +
2 files changed, 4 insertions(+)
diff --git a/sys/sys/rangelock.h b/sys/sys/rangelock.h
index 3169c251a495..00fe7eee851e 100644
--- a/sys/sys/rangelock.h
+++ b/sys/sys/rangelock.h
@@ -46,6 +46,9 @@ struct rl_q_entry;
* all existing lock owners are compatible with the request. Two lock
* owners are compatible if their ranges do not overlap, or both
* owners are for read.
+ *
+ * The resvX fields can be used by consumers. For instance, struct
+ * vnode uses resv1 as v_vrflag.
*/
struct rangelock {
uintptr_t head;
diff --git a/sys/sys/vnode.h b/sys/sys/vnode.h
index 3fd2c770cda1..7dde71834143 100644
--- a/sys/sys/vnode.h
+++ b/sys/sys/vnode.h
@@ -203,6 +203,7 @@ struct vnode {
(negative) text users */
int v_seqc_users; /* i modifications pending */
};
+#define v_vrflag v_rl.resv1
#define VN_ISDEV(vp) VTYPE_ISDEV((vp)->v_type)