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| author | Jiaxun Yang <jiaxun.yang@flygoat.com> | 2023-05-21 23:31:23 +0100 |
|---|---|---|
| committer | Thomas Bogendoerfer <tsbogend@alpha.franken.de> | 2023-06-09 10:34:26 +0200 |
| commit | 975fd3c26fedac29f3767971918add558bae5c51 (patch) | |
| tree | 877a0765ad984eb70adc6406d401e7e0afd0f441 | |
| parent | 96cb8ae28c652e7ef0633b1c0786eb0f529ed516 (diff) | |
| download | lwn-975fd3c26fedac29f3767971918add558bae5c51.tar.gz lwn-975fd3c26fedac29f3767971918add558bae5c51.zip | |
MIPS: Select CONFIG_GENERIC_IDLE_POLL_SETUP
hlt,nohlt paramaters are useful when debugging cpuidle
related issues.
Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
| -rw-r--r-- | Documentation/admin-guide/kernel-parameters.txt | 4 | ||||
| -rw-r--r-- | arch/mips/Kconfig | 1 |
2 files changed, 3 insertions, 2 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 50439f410adc..6c6f5901b0c0 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -3702,8 +3702,8 @@ nohibernate [HIBERNATION] Disable hibernation and resume. - nohlt [ARM,ARM64,MICROBLAZE,SH] Forces the kernel to busy wait - in do_idle() and not use the arch_cpu_idle() + nohlt [ARM,ARM64,MICROBLAZE,MIPS,SH] Forces the kernel to + busy wait in do_idle() and not use the arch_cpu_idle() implementation; requires CONFIG_GENERIC_IDLE_POLL_SETUP to be effective. This is useful on platforms where the sleep(SH) or wfi(ARM,ARM64) instructions do not work diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index d79d6d495094..ab472592fae0 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -44,6 +44,7 @@ config MIPS select GENERIC_LIB_UCMPDI2 select GENERIC_SCHED_CLOCK if !CAVIUM_OCTEON_SOC select GENERIC_SMP_IDLE_THREAD + select GENERIC_IDLE_POLL_SETUP select GENERIC_TIME_VSYSCALL select GUP_GET_PXX_LOW_HIGH if CPU_MIPS32 && PHYS_ADDR_T_64BIT select HAS_IOPORT if !NO_IOPORT_MAP || ISA |