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RISC-V: KVM: Fix csr_write -> csr_set for HVIEN PMU overflow bit

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This doesn't cause a problem currently as HVIEN isn't used elsewhere
yet. Found by inspection.

Signed-off-by: Michael Neuling <michaelneuling@tenstorrent.com>
Fixes: 16b0bde9a37c ("RISC-V: KVM: Add perf sampling support for guests")
Reviewed-by: Atish Patra <atishp@rivosinc.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
Link: https://lore.kernel.org/r/20241127041840.419940-1-michaelneuling@tenstorrent.com
Signed-off-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Michael Neuling 2024-11-27 04:18:40 +00:00 committed by Anup Patel
parent 40384c840e
commit ea6398a5af
1 changed files with 1 additions and 1 deletions
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2
arch/riscv/kvm/aia.c
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@ -590,7 +590,7 @@ void kvm_riscv_aia_enable(void)
csr_set(CSR_HIE, BIT(IRQ_S_GEXT));
/* Enable IRQ filtering for overflow interrupt only if sscofpmf is present */
if (__riscv_isa_extension_available(NULL, RISCV_ISA_EXT_SSCOFPMF))
csr_write(CSR_HVIEN, BIT(IRQ_PMU_OVF));
csr_set(CSR_HVIEN, BIT(IRQ_PMU_OVF));
}
void kvm_riscv_aia_disable(void)