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-rw-r--r--sys/kern/kern_syscalls.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/sys/kern/kern_syscalls.c b/sys/kern/kern_syscalls.c
index 4dd623e..2867bc9 100644
--- a/sys/kern/kern_syscalls.c
+++ b/sys/kern/kern_syscalls.c
@@ -30,6 +30,9 @@
#include <sys/sysproto.h>
#include <sys/sysent.h>
#include <sys/syscall.h>
+#include <sys/lock.h>
+#include <sys/mutex.h>
+#include <sys/sx.h>
#include <sys/module.h>
/*
@@ -96,7 +99,9 @@ syscall_module_handler(struct module *mod, int what, void *arg)
if (error)
return error;
ms.intval = *data->offset;
+ MOD_XLOCK;
module_setspecific(mod, &ms);
+ MOD_XUNLOCK;
if (data->chainevh)
error = data->chainevh(mod, what, data->chainarg);
return error;
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