Module Name: src
Committed By: riastradh
Date: Sat May 13 10:11:36 UTC 2023
Modified Files:
src/sys/dev/dkwedge: dk.c
Log Message:
dk(4): Need pdk->dk_openlock to read pdk->dk_wedges.
To generate a diff of this commit:
cvs rdiff -u -r1.157 -r1.158 src/sys/dev/dkwedge/dk.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/dev/dkwedge/dk.c
diff -u src/sys/dev/dkwedge/dk.c:1.157 src/sys/dev/dkwedge/dk.c:1.158
--- src/sys/dev/dkwedge/dk.c:1.157 Wed May 10 23:08:24 2023
+++ src/sys/dev/dkwedge/dk.c Sat May 13 10:11:36 2023
@@ -1,4 +1,4 @@
-/* $NetBSD: dk.c,v 1.157 2023/05/10 23:08:24 riastradh Exp $ */
+/* $NetBSD: dk.c,v 1.158 2023/05/13 10:11:36 riastradh Exp $ */
/*-
* Copyright (c) 2004, 2005, 2006, 2007 The NetBSD Foundation, Inc.
@@ -30,7 +30,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: dk.c,v 1.157 2023/05/10 23:08:24 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: dk.c,v 1.158 2023/05/13 10:11:36 riastradh Exp $");
#ifdef _KERNEL_OPT
#include "opt_dkwedge.h"
@@ -1333,12 +1333,14 @@ dkfirstopen(struct dkwedge_softc *sc, in
KASSERT(sc->sc_parent->dk_rawopens < UINT_MAX);
KASSERT(sc->sc_parent->dk_rawvp != NULL);
mode = 0;
+ mutex_enter(&sc->sc_parent->dk_openlock);
LIST_FOREACH(nsc, &sc->sc_parent->dk_wedges, sc_plink) {
if (nsc == sc || nsc->sc_dk.dk_openmask == 0)
continue;
mode = nsc->sc_mode;
break;
}
+ mutex_exit(&sc->sc_parent->dk_openlock);
}
sc->sc_mode = mode;
sc->sc_parent->dk_rawopens++;
