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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-07-16 10:09:24 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-07-16 10:09:24 +0300
commit500f0716b5f7fd6b0ff3d045588c7588ce2eee1d (patch)
tree05cfa2e77069af443f06bcfbf327f9aa2050eec7 /arch/x86/kernel/smpboot.c
parent4eb44f69e77141992e305d9e75e021b196071cdd (diff)
parent9d3cce1e8b8561fed5f383d22a4d6949db4eadbe (diff)
downloadlinux-500f0716b5f7fd6b0ff3d045588c7588ce2eee1d.tar.xz
Merge 4.18-rc5 into usb-next
We need the USB fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/x86/kernel/smpboot.c')
-rw-r--r--arch/x86/kernel/smpboot.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index c2f7d1d2a5c3..db9656e13ea0 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -221,6 +221,11 @@ static void notrace start_secondary(void *unused)
#ifdef CONFIG_X86_32
/* switch away from the initial page table */
load_cr3(swapper_pg_dir);
+ /*
+ * Initialize the CR4 shadow before doing anything that could
+ * try to read it.
+ */
+ cr4_init_shadow();
__flush_tlb_all();
#endif
load_current_idt();