From: Stanislav Kinsburskiy <[email protected]>
Will be used later keep the address of the remapped page for the root
partition as it will be Microsoft Hypervisor defined (and thus won't be a
static address).
Signed-off-by: Stanislav Kinsburskiy <[email protected]>
CC: "K. Y. Srinivasan" <[email protected]>
CC: Haiyang Zhang <[email protected]>
CC: Wei Liu <[email protected]>
CC: Dexuan Cui <[email protected]>
CC: Daniel Lezcano <[email protected]>
CC: Thomas Gleixner <[email protected]>
CC: [email protected]
CC: [email protected]
---
drivers/clocksource/hyperv_timer.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/clocksource/hyperv_timer.c b/drivers/clocksource/hyperv_timer.c
index 11332c82d1af..c4dbf40a3d3e 100644
--- a/drivers/clocksource/hyperv_timer.c
+++ b/drivers/clocksource/hyperv_timer.c
@@ -366,9 +366,11 @@ static union {
u8 reserved[PAGE_SIZE];
} tsc_pg __aligned(PAGE_SIZE);
+static struct ms_hyperv_tsc_page *tsc_page = &tsc_pg.page;
+
struct ms_hyperv_tsc_page *hv_get_tsc_page(void)
{
- return &tsc_pg.page;
+ return tsc_page;
}
EXPORT_SYMBOL_GPL(hv_get_tsc_page);
@@ -406,7 +408,7 @@ static void suspend_hv_clock_tsc(struct clocksource *arg)
static void resume_hv_clock_tsc(struct clocksource *arg)
{
- phys_addr_t phys_addr = virt_to_phys(&tsc_pg);
+ phys_addr_t phys_addr = virt_to_phys(tsc_page);
union hv_reference_tsc_msr tsc_msr;
/* Re-enable the TSC page */