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>

1 files changed, 6 insertions, 1 deletions

diff --git a/include/asm-x86/processor_32.h b/include/asm-x86/processor_32.h
index c85400fe58c4..d50a4b48d441 100644
--- a/include/asm-x86/processor_32.h
+++ b/include/asm-x86/processor_32.h
@@ -353,7 +353,12 @@ struct thread_struct {
         unsigned long   fs;
         unsigned long   gs;
 /* Hardware debugging registers */
-        unsigned long   debugreg[8];  /* %%db0-7 debug registers */
+        unsigned long   debugreg0;
+        unsigned long   debugreg1;
+        unsigned long   debugreg2;
+        unsigned long   debugreg3;
+        unsigned long   debugreg6;
+        unsigned long   debugreg7;
 /* fault info */
         unsigned long   cr2, trap_no, error_code;
 /* floating point info */