RISC-V: KVM: No need to update the counter value during reset

Browse source

The virtual counter value is updated during pmu_ctr_read. There is no need
to update it in reset case. Otherwise, it will be counted twice which is
incorrect.

Fixes: 0cb74b65d2 ("RISC-V: KVM: Implement perf support without sampling")
Reviewed-by: Anup Patel <anup@brainfault.org>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
Signed-off-by: Atish Patra <atishp@rivosinc.com>
Link: https://lore.kernel.org/r/20240420151741.962500-12-atishp@rivosinc.com
Signed-off-by: Anup Patel <anup@brainfault.org>

...

This commit is contained in:

Atish Patra 2024-04-20 08:17:27 -07:00 • committed by Anup Patel

parent 57990ab90c

commit 98ce906bd0

1 changed files with 2 additions and 6 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

8

arch/riscv/kvm/vcpu_pmu.c

View file