[tip: timers/nohz] tick/nohz: Remove superflous check for CONFIG_VIRT_CPU_ACCOUNTING_NATIVE

From: tip-bot2 for Frederic Weisbecker
Date: Thu May 13 2021 - 09:19:42 EST


The following commit has been merged into the timers/nohz branch of tip:

Commit-ID: 3f624314b3f7c580aa5844a8930befd71e2a287c
Gitweb: https://git.kernel.org/tip/3f624314b3f7c580aa5844a8930befd71e2a287c
Author: Frederic Weisbecker <frederic@xxxxxxxxxx>
AuthorDate: Thu, 13 May 2021 01:29:17 +02:00
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitterDate: Thu, 13 May 2021 14:21:21 +02:00

tick/nohz: Remove superflous check for CONFIG_VIRT_CPU_ACCOUNTING_NATIVE

The vtime_accounting_enabled_this_cpu() early check already makes what
follows as dead code in the case of CONFIG_VIRT_CPU_ACCOUNTING_NATIVE.
No need to keep the ifdeferry around.

Signed-off-by: Frederic Weisbecker <frederic@xxxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
Acked-by: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20210512232924.150322-4-frederic@xxxxxxxxxx
---
kernel/time/tick-sched.c | 2 --
1 file changed, 2 deletions(-)

diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index 05c1ce1..1afa759 100644
--- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c
@@ -1196,7 +1196,6 @@ unsigned long tick_nohz_get_idle_calls(void)

static void tick_nohz_account_idle_ticks(struct tick_sched *ts)
{
-#ifndef CONFIG_VIRT_CPU_ACCOUNTING_NATIVE
unsigned long ticks;

if (vtime_accounting_enabled_this_cpu())
@@ -1212,7 +1211,6 @@ static void tick_nohz_account_idle_ticks(struct tick_sched *ts)
*/
if (ticks && ticks < LONG_MAX)
account_idle_ticks(ticks);
-#endif
}

void tick_nohz_idle_restart_tick(void)