Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 83cd1daa authored by Jan Beulich's avatar Jan Beulich Committed by Thomas Gleixner
Browse files

x86: eliminate dead code in x86_64 entry.S 



Remove the not longer used handlers for reserved vectors.

Signed-off-by: default avatarJan Beulich <jbeulich@novell.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 78d64fc2

arch/x86/kernel/entry_64.S

+0 −4
Original line number Diff line number Diff line
@@ -1120,10 +1120,6 @@ ENTRY(coprocessor_segment_overrun) 
	zeroentry do_coprocessor_segment_overrun

END(coprocessor_segment_overrun)



ENTRY(reserved)

	zeroentry do_reserved

END(reserved)



	/* runs on exception stack */

ENTRY(double_fault)

	XCPT_FRAME

arch/x86/kernel/traps_64.c

+0 −3
Original line number Diff line number Diff line
@@ -71,7 +71,6 @@ asmlinkage void general_protection(void); 
asmlinkage void page_fault(void);

asmlinkage void coprocessor_error(void);

asmlinkage void simd_coprocessor_error(void);

asmlinkage void reserved(void);

asmlinkage void alignment_check(void);

asmlinkage void machine_check(void);

asmlinkage void spurious_interrupt_bug(void);
@@ -702,12 +701,10 @@ DO_ERROR_INFO( 0, SIGFPE, "divide error", divide_error, FPE_INTDIV, regs->ip) 
DO_ERROR( 4, SIGSEGV, "overflow", overflow)

DO_ERROR( 5, SIGSEGV, "bounds", bounds)

DO_ERROR_INFO( 6, SIGILL,  "invalid opcode", invalid_op, ILL_ILLOPN, regs->ip)

DO_ERROR( 7, SIGSEGV, "device not available", device_not_available)

DO_ERROR( 9, SIGFPE,  "coprocessor segment overrun", coprocessor_segment_overrun)

DO_ERROR(10, SIGSEGV, "invalid TSS", invalid_TSS)

DO_ERROR(11, SIGBUS,  "segment not present", segment_not_present)

DO_ERROR_INFO(17, SIGBUS, "alignment check", alignment_check, BUS_ADRALN, 0)

DO_ERROR(18, SIGSEGV, "reserved", reserved)



/* Runs on IST stack */

asmlinkage void do_stack_segment(struct pt_regs *regs, long error_code)