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kvm: Select SCHED_INFO instead of TASK_DELAY_ACCT

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AFAICT KVM only relies on SCHED_INFO. Nothing uses the p->delays data
that belongs to TASK_DELAY_ACCT.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Acked-by: Marc Zyngier <maz@kernel.org>
Acked-by: Balbir Singh <bsingharora@gmail.com>
Link: https://lkml.kernel.org/r/20210505111525.187225172@infradead.org
This commit is contained in:
Peter Zijlstra 2021-05-04 22:43:39 +02:00
parent c5895d3f06
commit 63b3f96e1a
2 changed files with 2 additions and 8 deletions
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5
arch/arm64/kvm/Kconfig
View File

@ -20,8 +20,6 @@ if VIRTUALIZATION
menuconfig KVM menuconfig KVM
bool "Kernel-based Virtual Machine (KVM) support" bool "Kernel-based Virtual Machine (KVM) support"
depends on OF depends on OF
# for TASKSTATS/TASK_DELAY_ACCT:
depends on NET && MULTIUSER
select MMU_NOTIFIER select MMU_NOTIFIER
select PREEMPT_NOTIFIERS select PREEMPT_NOTIFIERS
select HAVE_KVM_CPU_RELAX_INTERCEPT select HAVE_KVM_CPU_RELAX_INTERCEPT
@ -38,8 +36,7 @@ menuconfig KVM
select IRQ_BYPASS_MANAGER select IRQ_BYPASS_MANAGER
select HAVE_KVM_IRQ_BYPASS select HAVE_KVM_IRQ_BYPASS
select HAVE_KVM_VCPU_RUN_PID_CHANGE select HAVE_KVM_VCPU_RUN_PID_CHANGE
select TASKSTATS select SCHED_INFO
select TASK_DELAY_ACCT
help help
Support hosting virtualized guest machines. Support hosting virtualized guest machines.

5
arch/x86/kvm/Kconfig
View File

@ -22,8 +22,6 @@ config KVM
tristate "Kernel-based Virtual Machine (KVM) support" tristate "Kernel-based Virtual Machine (KVM) support"
depends on HAVE_KVM depends on HAVE_KVM
depends on HIGH_RES_TIMERS depends on HIGH_RES_TIMERS
# for TASKSTATS/TASK_DELAY_ACCT:
depends on NET && MULTIUSER
depends on X86_LOCAL_APIC depends on X86_LOCAL_APIC
select PREEMPT_NOTIFIERS select PREEMPT_NOTIFIERS
select MMU_NOTIFIER select MMU_NOTIFIER
@ -36,8 +34,7 @@ config KVM
select KVM_ASYNC_PF select KVM_ASYNC_PF
select USER_RETURN_NOTIFIER select USER_RETURN_NOTIFIER
select KVM_MMIO select KVM_MMIO
select TASKSTATS select SCHED_INFO
select TASK_DELAY_ACCT
select PERF_EVENTS select PERF_EVENTS
select HAVE_KVM_MSI select HAVE_KVM_MSI
select HAVE_KVM_CPU_RELAX_INTERCEPT select HAVE_KVM_CPU_RELAX_INTERCEPT