Subject: Re: perf build failed on linux -next on i386 build

From: Arnaldo Carvalho de Melo <[email-masked]>
Date: Thu, 26 Sep 2019 14:36:48 -0300

Em Thu, Sep 26, 2019 at 10:59:41PM +0530, Naresh Kamboju escreveu:
> perf build failed on linux -next on i386 build
> 
> build error:
> perf-in.o: In function `libunwind__x86_reg_id':
> tools/perf/util/libunwind/../../arch/x86/util/unwind-libunwind.c:109:
> undefined reference to `pr_err'
> tools/perf/util/libunwind/../../arch/x86/util/unwind-libunwind.c:109:
> undefined reference to `pr_err'

Can you try with the following patch?

diff --git a/tools/perf/arch/x86/util/unwind-libunwind.c b/tools/perf/arch/x86/util/unwind-libunwind.c
index 05920e3edf7a..47357973b55b 100644
--- a/tools/perf/arch/x86/util/unwind-libunwind.c
+++ b/tools/perf/arch/x86/util/unwind-libunwind.c
@@ -1,11 +1,11 @@
 // SPDX-License-Identifier: GPL-2.0
 
 #include <errno.h>
+#include "../../util/debug.h"
 #ifndef REMOTE_UNWIND_LIBUNWIND
 #include <libunwind.h>
 #include "perf_regs.h"
 #include "../../util/unwind.h"
-#include "../../util/debug.h"
 #endif
 
 #ifdef HAVE_ARCH_X86_64_SUPPORT