| Message ID | 1646380408-57184-1-git-send-email-lirongqing@baidu.com (mailing list archive) |
|---|---|
| State | Mainlined, archived |
| Headers | show |
| Series | cpuidle-haltpoll: move cpuidle_poll_state_init after | expand |
On Fri, Mar 4, 2022 at 8:54 AM Li RongQing <lirongqing@baidu.com> wrote: > > call cpuidle_poll_state_init only if it is needed to save > some cpu cycles > > Signed-off-by: Li RongQing <lirongqing@baidu.com> > --- > drivers/cpuidle/cpuidle-haltpoll.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/cpuidle/cpuidle-haltpoll.c b/drivers/cpuidle/cpuidle-haltpoll.c > index fcc5321..3a39a7f 100644 > --- a/drivers/cpuidle/cpuidle-haltpoll.c > +++ b/drivers/cpuidle/cpuidle-haltpoll.c > @@ -108,11 +108,11 @@ static int __init haltpoll_init(void) > if (boot_option_idle_override != IDLE_NO_OVERRIDE) > return -ENODEV; > > - cpuidle_poll_state_init(drv); > - > if (!kvm_para_available() || !haltpoll_want()) > return -ENODEV; > > + cpuidle_poll_state_init(drv); > + > ret = cpuidle_register_driver(drv); > if (ret < 0) > return ret; > -- Applied as 5.18 material with some edits in the changelog and subject. Thanks!
diff --git a/drivers/cpuidle/cpuidle-haltpoll.c b/drivers/cpuidle/cpuidle-haltpoll.c index fcc5321..3a39a7f 100644 --- a/drivers/cpuidle/cpuidle-haltpoll.c +++ b/drivers/cpuidle/cpuidle-haltpoll.c @@ -108,11 +108,11 @@ static int __init haltpoll_init(void) if (boot_option_idle_override != IDLE_NO_OVERRIDE) return -ENODEV; - cpuidle_poll_state_init(drv); - if (!kvm_para_available() || !haltpoll_want()) return -ENODEV; + cpuidle_poll_state_init(drv); + ret = cpuidle_register_driver(drv); if (ret < 0) return ret;
call cpuidle_poll_state_init only if it is needed to save some cpu cycles Signed-off-by: Li RongQing <lirongqing@baidu.com> --- drivers/cpuidle/cpuidle-haltpoll.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)