linux-kernel - [BUGFIX PATCH -tip 1/5] x86 insn: Delete empty or incomplete inat-tables.c

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Date:	Mon, 07 Dec 2009 12:00:33 -0500
From:	Masami Hiramatsu <mhiramat@...hat.com>
To:	Ingo Molnar <mingo@...e.hu>,
	Frederic Weisbecker <fweisbec@...il.com>,
	lkml <linux-kernel@...r.kernel.org>
Cc:	systemtap <systemtap@...rces.redhat.com>,
	DLE <dle-develop@...ts.sourceforge.net>,
	Masami Hiramatsu <mhiramat@...hat.com>,
	Arkadiusz Miskiewicz <arekm@...en.pl>,
	Jens Axboe <jens.axboe@...cle.com>, Ingo Molnar <mingo@...e.hu>
Subject: [BUGFIX PATCH -tip 1/5] x86 insn: Delete empty or incomplete
	inat-tables.c

Delete empty or incomplete inat-tables.c if gen-insn-attr-x86.awk
failed, because it causes a build error if user tries to build
kernel next time.

Signed-off-by: Masami Hiramatsu <mhiramat@...hat.com>
Reported-by: Arkadiusz Miskiewicz <arekm@...en.pl>
Cc: Arkadiusz Miskiewicz <arekm@...en.pl>
Cc: Jens Axboe <jens.axboe@...cle.com>
Cc: Ingo Molnar <mingo@...e.hu>
---

 arch/x86/lib/Makefile |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/x86/lib/Makefile b/arch/x86/lib/Makefile
index 442b3b3..45b20e4 100644
--- a/arch/x86/lib/Makefile
+++ b/arch/x86/lib/Makefile
@@ -5,7 +5,7 @@
 inat_tables_script = $(srctree)/arch/x86/tools/gen-insn-attr-x86.awk
 inat_tables_maps = $(srctree)/arch/x86/lib/x86-opcode-map.txt
 quiet_cmd_inat_tables = GEN     $@
-      cmd_inat_tables = $(AWK) -f $(inat_tables_script) $(inat_tables_maps) > $@
+      cmd_inat_tables = $(AWK) -f $(inat_tables_script) $(inat_tables_maps) > $@ || rm -f $@
 
 $(obj)/inat-tables.c: $(inat_tables_script) $(inat_tables_maps)
 	$(call cmd,inat_tables)


-- 
Masami Hiramatsu

Software Engineer
Hitachi Computer Products (America), Inc.
Software Solutions Division

e-mail: mhiramat@...hat.com
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