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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-08-21 05:38:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-08-21 05:38:09 +0000
commitbb26c5b2b89d932f617fa415a715b2bb259a42bc (patch)
tree58c44da24c7a1fb78dda1c0b698510c6f8640981 /arch/x86/kernel
parentAdding upstream version 6.10.4. (diff)
downloadlinux-bb26c5b2b89d932f617fa415a715b2bb259a42bc.tar.xz
linux-bb26c5b2b89d932f617fa415a715b2bb259a42bc.zip
Adding upstream version 6.10.6.upstream/6.10.6upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/x86/kernel')
-rw-r--r--arch/x86/kernel/cpu/mtrr/mtrr.c2
-rw-r--r--arch/x86/kernel/paravirt.c7
2 files changed, 4 insertions, 5 deletions
diff --git a/arch/x86/kernel/cpu/mtrr/mtrr.c b/arch/x86/kernel/cpu/mtrr/mtrr.c
index 767bf1c71a..2a2fc14955 100644
--- a/arch/x86/kernel/cpu/mtrr/mtrr.c
+++ b/arch/x86/kernel/cpu/mtrr/mtrr.c
@@ -609,7 +609,7 @@ void mtrr_save_state(void)
{
int first_cpu;
- if (!mtrr_enabled())
+ if (!mtrr_enabled() || !mtrr_state.have_fixed)
return;
first_cpu = cpumask_first(cpu_online_mask);
diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c
index 5358d43886..fec3815335 100644
--- a/arch/x86/kernel/paravirt.c
+++ b/arch/x86/kernel/paravirt.c
@@ -51,13 +51,12 @@ DEFINE_ASM_FUNC(pv_native_irq_enable, "sti", .noinstr.text);
DEFINE_ASM_FUNC(pv_native_read_cr2, "mov %cr2, %rax", .noinstr.text);
#endif
-DEFINE_STATIC_KEY_TRUE(virt_spin_lock_key);
+DEFINE_STATIC_KEY_FALSE(virt_spin_lock_key);
void __init native_pv_lock_init(void)
{
- if (IS_ENABLED(CONFIG_PARAVIRT_SPINLOCKS) &&
- !boot_cpu_has(X86_FEATURE_HYPERVISOR))
- static_branch_disable(&virt_spin_lock_key);
+ if (boot_cpu_has(X86_FEATURE_HYPERVISOR))
+ static_branch_enable(&virt_spin_lock_key);
}
static void native_tlb_remove_table(struct mmu_gather *tlb, void *table)