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-rw-r--r--arch/x86/kernel/entry_64.S4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S
index 8f8f61a1fce8..860afce9660a 100644
--- a/arch/x86/kernel/entry_64.S
+++ b/arch/x86/kernel/entry_64.S
@@ -410,6 +410,8 @@ END(save_paranoid)
ENTRY(ret_from_fork)
DEFAULT_FRAME
+ LOCK ; btr $TIF_FORK,TI_flags(%r8)
+
push kernel_eflags(%rip)
CFI_ADJUST_CFA_OFFSET 8
popf # reset kernel eflags
@@ -1146,7 +1148,7 @@ ENTRY(native_load_gs_index)
CFI_STARTPROC
pushf
CFI_ADJUST_CFA_OFFSET 8
- DISABLE_INTERRUPTS(CLBR_ANY | ~(CLBR_RDI))
+ DISABLE_INTERRUPTS(CLBR_ANY & ~CLBR_RDI)
SWAPGS
gs_change:
movl %edi,%gs
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