* [PATCH] arch/x86: Use RCU_INIT_POINTER(x, NULL) in kvm/vmx.c
@ 2014-03-22 6:58 Monam Agarwal
0 siblings, 0 replies; only message in thread
From: Monam Agarwal @ 2014-03-22 6:58 UTC (permalink / raw)
To: gleb, pbonzini, tglx, mingo, hpa, x86, kvm, linux-kernel
Here rcu_assign_pointer() is ensuring that the
initialization of a structure is carried out before storing a pointer
to that structure.
So, rcu_assign_pointer(p, NULL) can always safely be converted to
RCU_INIT_POINTER(p, NULL).
Signed-off-by: Monam Agarwal <monamagarwal123@gmail.com>
---
arch/x86/kvm/vmx.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 3927528..e37c0da 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -8787,7 +8787,7 @@ static void __exit vmx_exit(void)
free_page((unsigned long)vmx_vmread_bitmap);
#ifdef CONFIG_KEXEC
- rcu_assign_pointer(crash_vmclear_loaded_vmcss, NULL);
+ RCU_INIT_POINTER(crash_vmclear_loaded_vmcss, NULL);
synchronize_rcu();
#endif
--
1.7.9.5
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