x86/entry/32: Remove common_exception()

No more users.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Andy Lutomirski <luto@kernel.org>
Link: https://lore.kernel.org/r/20200521202118.611906966@linutronix.de

diff --git a/arch/x86/entry/entry_32.S b/arch/x86/entry/entry_32.S
index 6fcdee9feba0e8025d69c56484dfdc8135a2438e..158a5250ebc57fb090c2013fcaa318fd8dc9ce3f 100644 (file)
--- a/arch/x86/entry/entry_32.S
+++ b/arch/x86/entry/entry_32.S
@@ -1397,27 +1397,6 @@ BUILD_INTERRUPT3(hv_stimer0_callback_vector, HYPERV_STIMER0_VECTOR,
 
 #endif /* CONFIG_HYPERV */
 
-SYM_CODE_START_LOCAL_NOALIGN(common_exception)
-       /* the function address is in %gs's slot on the stack */
-       SAVE_ALL switch_stacks=1 skip_gs=1 unwind_espfix=1
-       ENCODE_FRAME_POINTER
-
-       /* fixup %gs */
-       GS_TO_REG %ecx
-       movl    PT_GS(%esp), %edi               # get the function address
-       REG_TO_PTGS %ecx
-       SET_KERNEL_GS %ecx
-
-       /* fixup orig %eax */
-       movl    PT_ORIG_EAX(%esp), %edx         # get the error code
-       movl    $-1, PT_ORIG_EAX(%esp)          # no syscall to restart
-
-       TRACE_IRQS_OFF
-       movl    %esp, %eax                      # pt_regs pointer
-       CALL_NOSPEC edi
-       jmp     ret_from_exception
-SYM_CODE_END(common_exception)
-
 SYM_CODE_START_LOCAL_NOALIGN(handle_exception)
        /* the function address is in %gs's slot on the stack */
        SAVE_ALL switch_stacks=1 skip_gs=1 unwind_espfix=1