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Diffstat (limited to 'Documentation/nmi_watchdog.txt')
-rw-r--r-- | Documentation/nmi_watchdog.txt | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/nmi_watchdog.txt b/Documentation/nmi_watchdog.txt index 90aa4531cb67..bf9f80a98282 100644 --- a/Documentation/nmi_watchdog.txt +++ b/Documentation/nmi_watchdog.txt | |||
@@ -69,6 +69,11 @@ to the overall system performance. | |||
69 | On x86 nmi_watchdog is disabled by default so you have to enable it with | 69 | On x86 nmi_watchdog is disabled by default so you have to enable it with |
70 | a boot time parameter. | 70 | a boot time parameter. |
71 | 71 | ||
72 | It's possible to disable the NMI watchdog in run-time by writing "0" to | ||
73 | /proc/sys/kernel/nmi_watchdog. Writing "1" to the same file will re-enable | ||
74 | the NMI watchdog. Notice that you still need to use "nmi_watchdog=" parameter | ||
75 | at boot time. | ||
76 | |||
72 | NOTE: In kernels prior to 2.4.2-ac18 the NMI-oopser is enabled unconditionally | 77 | NOTE: In kernels prior to 2.4.2-ac18 the NMI-oopser is enabled unconditionally |
73 | on x86 SMP boxes. | 78 | on x86 SMP boxes. |
74 | 79 | ||