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authorRoland McGrath <roland@redhat.com>2008-01-30 13:30:59 +0100
committerIngo Molnar <mingo@elte.hu>2008-01-30 13:30:59 +0100
commit0f5340933f9bacb403f49baaf8073320e3984841 (patch)
treed142192f7194c75b8ea6e4eaff0e33fbcf860c6c /arch/x86/kernel/traps_32.c
parentd277fb89dfb042deba04a8e765718cc8b3825e85 (diff)
x86: x86-32 thread_struct.debugreg
This replaces the debugreg[7] member of thread_struct with individual members debugreg0, etc. This saves two words for the dummies 4 and 5, and harmonizes the code between 32 and 64. Signed-off-by: Roland McGrath <roland@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/kernel/traps_32.c')
-rw-r--r--arch/x86/kernel/traps_32.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/kernel/traps_32.c b/arch/x86/kernel/traps_32.c
index 931ef10960e..27713553cc5 100644
--- a/arch/x86/kernel/traps_32.c
+++ b/arch/x86/kernel/traps_32.c
@@ -852,7 +852,7 @@ fastcall void __kprobes do_debug(struct pt_regs * regs, long error_code)
/* Mask out spurious debug traps due to lazy DR7 setting */
if (condition & (DR_TRAP0|DR_TRAP1|DR_TRAP2|DR_TRAP3)) {
- if (!tsk->thread.debugreg[7])
+ if (!tsk->thread.debugreg7)
goto clear_dr7;
}
@@ -860,7 +860,7 @@ fastcall void __kprobes do_debug(struct pt_regs * regs, long error_code)
goto debug_vm86;
/* Save debug status register where ptrace can see it */
- tsk->thread.debugreg[6] = condition;
+ tsk->thread.debugreg6 = condition;
/*
* Single-stepping through TF: make sure we ignore any events in