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Commit 3f80c1ad authored by Roland McGrath's avatar Roland McGrath Committed by Ingo Molnar
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x86: single_step segment macros 



This cleans up the single-step code to use the asm/segment.h macros
for segment selector magic bits, rather than its own constant.

Signed-off-by: default avatarRoland McGrath <roland@redhat.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent fa1e03ea

arch/x86/kernel/step.c

+1 −3
Original line number Diff line number Diff line
@@ -5,8 +5,6 @@ 
#include <linux/mm.h>

#include <linux/ptrace.h>



#define LDT_SEGMENT 4



unsigned long convert_rip_to_linear(struct task_struct *child, struct pt_regs *regs)

{

	unsigned long addr, seg;
@@ -20,7 +18,7 @@ unsigned long convert_rip_to_linear(struct task_struct *child, struct pt_regs *r 
	 * TLS segments are used for data, and the PNPBIOS

	 * and APM bios ones we just ignore here.

	 */

	if (seg & LDT_SEGMENT) {

	if ((seg & SEGMENT_TI_MASK) == SEGMENT_LDT) {

		u32 *desc;

		unsigned long base;