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| author | Marcin Slusarz <marcin.slusarz@gmail.com> | 2008-03-23 21:06:30 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-03-27 16:08:45 +0100 |
| commit | 5abbcf29928966b28d70f8a0da424f55582f8603 (patch) | |
| tree | 9fe5665a315f80f8848b5688a2df0ba46f62aee9 /Documentation | |
| parent | 25e59881f109dc6378ebc463ae4c2de907435de3 (diff) | |
| download | linux-5abbcf29928966b28d70f8a0da424f55582f8603.tar.bz2 | |
x86, documentation: nmi_watchdog=2 works on x86_64
Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/nmi_watchdog.txt | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/Documentation/nmi_watchdog.txt b/Documentation/nmi_watchdog.txt index c025a4561c10..757c729ee42e 100644 --- a/Documentation/nmi_watchdog.txt +++ b/Documentation/nmi_watchdog.txt @@ -23,8 +23,7 @@ kernel debugging options, such as Kernel Stack Meter or Kernel Tracer, may implicitly disable the NMI watchdog.] For x86-64, the needed APIC is always compiled in, and the NMI watchdog is -always enabled with I/O-APIC mode (nmi_watchdog=1). Currently, local APIC -mode (nmi_watchdog=2) does not work on x86-64. +always enabled with I/O-APIC mode (nmi_watchdog=1). Using local APIC (nmi_watchdog=2) needs the first performance register, so you can't use it for other purposes (such as high precision performance |