linux-kernel - [PATCH 3.12 020/103] KVM: x86: remove WARN_ON from get_kernel

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Message-Id: <146ca9148a6898ebc57576419dd375ac266f23b2.1401371259.git.jslaby@suse.cz>
Date:	Thu, 29 May 2014 15:48:05 +0200
From:	Jiri Slaby <jslaby@...e.cz>
To:	stable@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org,
	Marcelo Tosatti <mtosatti@...hat.com>,
	Jiri Slaby <jslaby@...e.cz>
Subject: [PATCH 3.12 020/103] KVM: x86: remove WARN_ON from get_kernel_ns()

From: Marcelo Tosatti <mtosatti@...hat.com>

3.12-stable review patch.  If anyone has any objections, please let me know.

===============

commit b351c39cc9e0151cee9b8d52a1e714928faabb38 upstream.

Function and callers can be preempted.

https://bugzilla.kernel.org/show_bug.cgi?id=73721

Signed-off-by: Marcelo Tosatti <mtosatti@...hat.com>
Reviewed-by: Paolo Bonzini <pbonzini@...hat.com>
Signed-off-by: Jiri Slaby <jslaby@...e.cz>
---
 arch/x86/kvm/x86.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 92af83d79c97..77046f7177d5 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -1073,7 +1073,6 @@ static inline u64 get_kernel_ns(void)
 {
 	struct timespec ts;
 
-	WARN_ON(preemptible());
 	ktime_get_ts(&ts);
 	monotonic_to_bootbased(&ts);
 	return timespec_to_ns(&ts);
-- 
1.9.3

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