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-rw-r--r--arch/x86/lib/rwsem.S8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/lib/rwsem.S b/arch/x86/lib/rwsem.S
index be110efa0096..4534a7e912f3 100644
--- a/arch/x86/lib/rwsem.S
+++ b/arch/x86/lib/rwsem.S
@@ -106,6 +106,14 @@ ENTRY(call_rwsem_down_write_failed)
ret
ENDPROC(call_rwsem_down_write_failed)
+ENTRY(call_rwsem_down_write_failed_killable)
+ save_common_regs
+ movq %rax,%rdi
+ call rwsem_down_write_failed_killable
+ restore_common_regs
+ ret
+ENDPROC(call_rwsem_down_write_failed_killable)
+
ENTRY(call_rwsem_wake)
FRAME_BEGIN
/* do nothing if still outstanding active readers */