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authorMukesh R <mrathor@linux.microsoft.com>2026-02-04 04:58:00 +0300
committerWei Liu <wei.liu@kernel.org>2026-02-04 09:26:29 +0300
commitc3a6ae7ea2d3f507cbddb5818ccc65b9d84d6dc7 (patch)
tree450fd860234d97222a943ffbc93e66c374481702
parent93f039fe7a775007d7602c34d51b570f4a382bd7 (diff)
downloadlinux-c3a6ae7ea2d3f507cbddb5818ccc65b9d84d6dc7.tar.xz
x86/hyperv: Move hv crash init after hypercall pg setup
hv_root_crash_init() is not setting up the hypervisor crash collection for baremetal cases because when it's called, hypervisor page is not setup. Fix is simple, just move the crash init call after the hypercall page setup. Signed-off-by: Mukesh Rathor <mrathor@linux.microsoft.com> Signed-off-by: Wei Liu <wei.liu@kernel.org>
-rw-r--r--arch/x86/hyperv/hv_init.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/hyperv/hv_init.c b/arch/x86/hyperv/hv_init.c
index 14de43f4bc6c..7f3301bd081e 100644
--- a/arch/x86/hyperv/hv_init.c
+++ b/arch/x86/hyperv/hv_init.c
@@ -558,7 +558,6 @@ void __init hyperv_init(void)
memunmap(src);
hv_remap_tsc_clocksource();
- hv_root_crash_init();
hv_sleep_notifiers_register();
} else {
hypercall_msr.guest_physical_address = vmalloc_to_pfn(hv_hypercall_pg);
@@ -567,6 +566,9 @@ void __init hyperv_init(void)
hv_set_hypercall_pg(hv_hypercall_pg);
+ if (hv_root_partition()) /* after set hypercall pg */
+ hv_root_crash_init();
+
skip_hypercall_pg_init:
/*
* hyperv_init() is called before LAPIC is initialized: see