diff options
Diffstat (limited to 'Documentation/kernel-parameters.txt')
| -rw-r--r-- | Documentation/kernel-parameters.txt | 11 |
1 files changed, 1 insertions, 10 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 363e348bff9b..109ee45cf20d 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt | |||
| @@ -1039,16 +1039,11 @@ bytes respectively. Such letter suffixes can also be entirely omitted. | |||
| 1039 | Claim all unknown PCI IDE storage controllers. | 1039 | Claim all unknown PCI IDE storage controllers. |
| 1040 | 1040 | ||
| 1041 | idle= [X86] | 1041 | idle= [X86] |
| 1042 | Format: idle=poll, idle=mwait, idle=halt, idle=nomwait | 1042 | Format: idle=poll, idle=halt, idle=nomwait |
| 1043 | Poll forces a polling idle loop that can slightly | 1043 | Poll forces a polling idle loop that can slightly |
| 1044 | improve the performance of waking up a idle CPU, but | 1044 | improve the performance of waking up a idle CPU, but |
| 1045 | will use a lot of power and make the system run hot. | 1045 | will use a lot of power and make the system run hot. |
| 1046 | Not recommended. | 1046 | Not recommended. |
| 1047 | idle=mwait: On systems which support MONITOR/MWAIT but | ||
| 1048 | the kernel chose to not use it because it doesn't save | ||
| 1049 | as much power as a normal idle loop, use the | ||
| 1050 | MONITOR/MWAIT idle loop anyways. Performance should be | ||
| 1051 | the same as idle=poll. | ||
| 1052 | idle=halt: Halt is forced to be used for CPU idle. | 1047 | idle=halt: Halt is forced to be used for CPU idle. |
| 1053 | In such case C2/C3 won't be used again. | 1048 | In such case C2/C3 won't be used again. |
| 1054 | idle=nomwait: Disable mwait for CPU C-states | 1049 | idle=nomwait: Disable mwait for CPU C-states |
| @@ -1886,10 +1881,6 @@ bytes respectively. Such letter suffixes can also be entirely omitted. | |||
| 1886 | wfi(ARM) instruction doesn't work correctly and not to | 1881 | wfi(ARM) instruction doesn't work correctly and not to |
| 1887 | use it. This is also useful when using JTAG debugger. | 1882 | use it. This is also useful when using JTAG debugger. |
| 1888 | 1883 | ||
| 1889 | no-hlt [BUGS=X86-32] Tells the kernel that the hlt | ||
| 1890 | instruction doesn't work correctly and not to | ||
| 1891 | use it. | ||
| 1892 | |||
| 1893 | no_file_caps Tells the kernel not to honor file capabilities. The | 1884 | no_file_caps Tells the kernel not to honor file capabilities. The |
| 1894 | only way then for a file to be executed with privilege | 1885 | only way then for a file to be executed with privilege |
| 1895 | is to be setuid root or executed by root. | 1886 | is to be setuid root or executed by root. |