linux-kernel - [PATCH 3/4] Add generic stubs for kvm stop check functions

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1314660435-23293-4-git-send-email-emunson@mgebm.net>
Date:	Mon, 29 Aug 2011 17:27:14 -0600
From:	Eric B Munson <emunson@...bm.net>
To:	avi@...hat.com
Cc:	tglx@...utronix.de, mingo@...hat.com, hpa@...or.com, arnd@...db.de,
	mtosatti@...hat.com, riel@...hat.com, kvm@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
	kvm-ppc@...r.kernel.org, aliguori@...ibm.com, raharper@...ibm.com,
	kvm-ia64@...r.kernel.org, Eric B Munson <emunson@...bm.net>
Subject: [PATCH 3/4] Add generic stubs for kvm stop check functions

This function is called from the watchdog code when a soft lockup is detected.
If this is an arch that does not support pvclock, this function is used.

Signed-off-by: Eric B Munson <emunson@...bm.net>
---
 include/asm-generic/pvclock.h |   14 ++++++++++++++
 1 files changed, 14 insertions(+), 0 deletions(-)
 create mode 100644 include/asm-generic/pvclock.h

diff --git a/include/asm-generic/pvclock.h b/include/asm-generic/pvclock.h
new file mode 100644
index 0000000..ff046b6
--- /dev/null
+++ b/include/asm-generic/pvclock.h
@@ -0,0 +1,14 @@
+#ifndef _ASM_GENERIC_PVCLOCK_H
+#define _ASM_GENERIC_PVCLOCK_H
+
+
+/*
+ * These functions are used by architectures that support kvm to avoid issuing
+ * false soft lockup messages.
+ */
+static inline bool kvm_check_and_clear_host_stopped(int cpu)
+{
+	return false;
+}
+
+#endif
-- 
1.7.4.1

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/