Messages in this thread Patch in this message | | | From | Tianyu Lan <> | Subject | [PATCH V4 6/9] clocksource: hyper-v: Mark hyperv tsc page unencrypted in sev-snp enlightened guest | Date | Fri, 4 Aug 2023 11:22:50 -0400 |
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From: Tianyu Lan <tiala@microsoft.com>
Hyper-V tsc page is shared with hypervisor and mark the page unencrypted in sev-snp enlightened guest when it's used.
Reviewed-by: Michael Kelley <mikelley@microsoft.com> Signed-off-by: Tianyu Lan <tiala@microsoft.com> --- drivers/clocksource/hyperv_timer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/clocksource/hyperv_timer.c b/drivers/clocksource/hyperv_timer.c index e56307a81f4d..8ff7cd4e20bb 100644 --- a/drivers/clocksource/hyperv_timer.c +++ b/drivers/clocksource/hyperv_timer.c @@ -390,7 +390,7 @@ static __always_inline u64 read_hv_clock_msr(void) static union { struct ms_hyperv_tsc_page page; u8 reserved[PAGE_SIZE]; -} tsc_pg __aligned(PAGE_SIZE); +} tsc_pg __bss_decrypted __aligned(PAGE_SIZE); static struct ms_hyperv_tsc_page *tsc_page = &tsc_pg.page; static unsigned long tsc_pfn; -- 2.25.1
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