From: Denys Vlasenko <dvlasenk@redhat.com>
Date: Fri, 28 Jun 2013 12:51:50 +0000 (+0200)
Subject: POWERPC: read ppc_regs.nip if -i
X-Git-Tag: v4.9~214
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=6b3016e43512e055eb42cf03194eb4c6eee17841;p=strace

POWERPC: read ppc_regs.nip if -i

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
---

diff --git a/syscall.c b/syscall.c
index a44ac0c4..07270723 100644
--- a/syscall.c
+++ b/syscall.c
@@ -1004,9 +1004,16 @@ static int powerpc_getregs_old(pid_t pid)
 	int i;
 	long r;
 
+	if (iflag) {
+		r = upeek(pid, sizeof(long) * PT_NIP, &ppc_regs.nip);
+		if (r)
+			goto out;
+	}
+#ifdef POWERPC64 /* else we never use it */
 	r = upeek(pid, sizeof(long) * PT_MSR, &ppc_regs.msr);
 	if (r)
 		goto out;
+#endif
 	r = upeek(pid, sizeof(long) * PT_CCR, &ppc_regs.ccr);
 	if (r)
 		goto out;