sched, x86: add HAVE_UNSTABLE_SCHED_CLOCK

add the HAVE_UNSTABLE_SCHED_CLOCK, for architectures to select.

the next change utilizes it.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar 2008-05-05 23:19:50 +02:00
parent dfbf4a1bc3
commit a5574cf65b
2 changed files with 7 additions and 0 deletions

View File

@ -18,6 +18,7 @@ config X86_64
### Arch settings ### Arch settings
config X86 config X86
def_bool y def_bool y
select HAVE_UNSTABLE_SCHED_CLOCK
select HAVE_IDE select HAVE_IDE
select HAVE_OPROFILE select HAVE_OPROFILE
select HAVE_KPROBES select HAVE_KPROBES

View File

@ -316,6 +316,12 @@ config CPUSETS
Say N if unsure. Say N if unsure.
#
# Architectures with an unreliable sched_clock() should select this:
#
config HAVE_UNSTABLE_SCHED_CLOCK
bool
config GROUP_SCHED config GROUP_SCHED
bool "Group CPU scheduler" bool "Group CPU scheduler"
default y default y