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authorDon Zickus <dzickus@redhat.com>2010-02-06 05:47:05 +0300
committerIngo Molnar <mingo@elte.hu>2010-02-08 10:29:03 +0300
commit84e478c6f1eb9c4bfa1fff2f8108e9a061b46428 (patch)
tree15be1e0d92d4439e49ecc98a504589dc596fc211 /include/linux/nmi.h
parent1fb9d6ad2766a1dd70d167552988375049a97f21 (diff)
downloadlinux-84e478c6f1eb9c4bfa1fff2f8108e9a061b46428.tar.xz
nmi_watchdog: Config option to enable new nmi_watchdog
These are the bits that enable the new nmi_watchdog and safely isolate the old nmi_watchdog. Only one or the other can run, not both at the same time. Signed-off-by: Don Zickus <dzickus@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: gorcunov@gmail.com Cc: aris@redhat.com Cc: peterz@infradead.org LKML-Reference: <1265424425-31562-4-git-send-email-dzickus@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/nmi.h')
-rw-r--r--include/linux/nmi.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/nmi.h b/include/linux/nmi.h
index b752e807adde..a42ff0bef708 100644
--- a/include/linux/nmi.h
+++ b/include/linux/nmi.h
@@ -47,4 +47,8 @@ static inline bool trigger_all_cpu_backtrace(void)
}
#endif
+#ifdef CONFIG_NMI_WATCHDOG
+int hw_nmi_is_cpu_stuck(struct pt_regs *);
+#endif
+
#endif