nds32: fix ptrace and interrupt register overflow

Fix ptrace and interrupt register overflow warning.
Add missing P0 and P1 (r26 and r27) into register lists.
These register are usually used in OS.

Signed-off-by: Macpaul Lin <macpaul@gmail.com>

diff --git a/arch/nds32/include/asm/ptrace.h b/arch/nds32/include/asm/ptrace.h
index 4336083ea8632b019456d23e8837477d8e14fade..ee181b267120e2870a0e6133f87aeaed3061e378 100644 (file)
--- a/arch/nds32/include/asm/ptrace.h
+++ b/arch/nds32/include/asm/ptrace.h
@@ -38,6 +38,8 @@ struct pt_regs {
        NDS32_REG d1hi;
        NDS32_REG d1lo;
        NDS32_REG r[26];        /* r0 - r25 */
+       NDS32_REG p0;           /* r26 - used by OS */
+       NDS32_REG p1;           /* r27 - used by OS */
        NDS32_REG fp;           /* r28 */
        NDS32_REG gp;           /* r29 */
        NDS32_REG lp;           /* r30 */

diff --git a/arch/nds32/lib/interrupts.c b/arch/nds32/lib/interrupts.c
index 974d52a1a11fcf51ee4042c2fd51f52536f700d6..ca8c227b05fe7192385863635519e151bff31bf5 100644 (file)
--- a/arch/nds32/lib/interrupts.c
+++ b/arch/nds32/lib/interrupts.c
@@ -91,7 +91,7 @@ void show_regs(struct pt_regs *regs)
        printf("D1H: %08lx  D1L: %08lx  D0H: %08lx  D0L: %08lx\n",
                regs->d1hi, regs->d1lo, regs->d0hi, regs->d0lo);
        printf("r27: %08lx  r26: %08lx  r25: %08lx  r24: %08lx\n",
-               regs->r[27], regs->r[26], regs->r[25], regs->r[24]);
+               regs->p1, regs->p0, regs->r[25], regs->r[24]);
        printf("r23: %08lx  r22: %08lx  r21: %08lx  r20: %08lx\n",
                regs->r[23], regs->r[22], regs->r[21], regs->r[20]);
        printf("r19: %08lx  r18: %08lx  r17: %08lx  r16: %08lx\n",