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authorRobert Richter <robert.richter@amd.com>2011-10-11 19:39:16 +0200
committerRobert Richter <robert.richter@amd.com>2011-11-04 15:04:34 +0100
commit159a80b2142df709416ab369113de7d511c48331 (patch)
tree852dd0ce5c818e13158c09f702752113c462d2a8 /Documentation/kernel-parameters.txt
parent97f7f8189fe54e3cfe324ef9ad35064f3d2d3bff (diff)
oprofile, x86: Add kernel parameter oprofile.cpu_type=timer
We need this to better test x86 NMI timer mode. Otherwise it is very hard to setup systems with NMI timer enabled, but we have this e.g. in virtual machine environments. Signed-off-by: Robert Richter <robert.richter@amd.com>
Diffstat (limited to 'Documentation/kernel-parameters.txt')
-rw-r--r--Documentation/kernel-parameters.txt3
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 854ed5ca7e3..f7735a125f4 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1848,6 +1848,9 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
arch_perfmon: [X86] Force use of architectural
perfmon on Intel CPUs instead of the
CPU specific event set.
+ timer: [X86] Force use of architectural NMI
+ timer mode (see also oprofile.timer
+ for generic hr timer mode)
oops=panic Always panic on oopses. Default is to just kill the
process, but there is a small probability of