git: 75cde1f872a4 - main - vnet: add CURVNET_ASSERT_SET

From: Mateusz Guzik <mjg_at_FreeBSD.org>
Date: Sat, 19 Feb 2022 13:11:15 UTC
The branch main has been updated by mjg:

URL: https://cgit.FreeBSD.org/src/commit/?id=75cde1f872a4dc2187e6d172e5a5e69a2b3a59cf

commit 75cde1f872a4dc2187e6d172e5a5e69a2b3a59cf
Author:     Mateusz Guzik <mjg@FreeBSD.org>
AuthorDate: 2022-02-17 16:48:45 +0000
Commit:     Mateusz Guzik <mjg@FreeBSD.org>
CommitDate: 2022-02-19 13:10:01 +0000

    vnet: add CURVNET_ASSERT_SET
    
    Reviewed by:    kp
    Sponsored by:   Rubicon Communications, LLC ("Netgate")
    Differential Revision:  https://reviews.freebsd.org/D34312
---
 sys/net/vnet.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/sys/net/vnet.h b/sys/net/vnet.h
index dcfcb5f99064..86ddd444fc09 100644
--- a/sys/net/vnet.h
+++ b/sys/net/vnet.h
@@ -238,6 +238,10 @@ void vnet_log_recursion(struct vnet *, const char *, int);
 	curvnet = saved_vnet;
 #endif /* VNET_DEBUG */
 
+#define	CURVNET_ASSERT_SET()						\
+	VNET_ASSERT(curvnet != NULL, ("vnet is not set at %s:%d %s()",  \
+	    __FILE__, __LINE__, __func__))
+
 extern struct vnet *vnet0;
 #define	IS_DEFAULT_VNET(arg)	((arg) == vnet0)