diff options
| author | Andrew Turner <andrew@FreeBSD.org> | 2025-10-02 15:34:23 +0000 |
|---|---|---|
| committer | Andrew Turner <andrew@FreeBSD.org> | 2025-10-02 16:21:33 +0000 |
| commit | c1723bbe2aa7f6c8b23d3aa97379d89e883b0a93 (patch) | |
| tree | 58e9642913036b778a91b5581e3e7f2970fdf888 | |
| parent | 7b18bf2a225af348c2d56ad345862fe0f1055839 (diff) | |
arm64/vmm: Clear all pmc fields
When clearing pmcntenclr_el0, pmintenclr_el1, and pmovsclr_el0 clear
all bits as new fields may be added in the upper 32-bits.
Sponsored by: Arm Ltd
Differential Revision: https://reviews.freebsd.org/D52801
| -rw-r--r-- | sys/arm64/vmm/vmm_hyp.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/arm64/vmm/vmm_hyp.c b/sys/arm64/vmm/vmm_hyp.c index 345535318f6e..c6eeca28b712 100644 --- a/sys/arm64/vmm/vmm_hyp.c +++ b/sys/arm64/vmm/vmm_hyp.c @@ -338,11 +338,11 @@ vmm_hyp_reg_restore(struct hypctx *hypctx, struct hyp *hyp, bool guest, WRITE_SPECIALREG(pmccntr_el0, hypctx->pmccntr_el0); WRITE_SPECIALREG(pmccfiltr_el0, hypctx->pmccfiltr_el0); /* Clear all events/interrupts then enable them */ - WRITE_SPECIALREG(pmcntenclr_el0, 0xfffffffful); + WRITE_SPECIALREG(pmcntenclr_el0, ~0ul); WRITE_SPECIALREG(pmcntenset_el0, hypctx->pmcntenset_el0); - WRITE_SPECIALREG(pmintenclr_el1, 0xfffffffful); + WRITE_SPECIALREG(pmintenclr_el1, ~0ul); WRITE_SPECIALREG(pmintenset_el1, hypctx->pmintenset_el1); - WRITE_SPECIALREG(pmovsclr_el0, 0xfffffffful); + WRITE_SPECIALREG(pmovsclr_el0, ~0ul); WRITE_SPECIALREG(pmovsset_el0, hypctx->pmovsset_el0); switch ((hypctx->pmcr_el0 & PMCR_N_MASK) >> PMCR_N_SHIFT) { |