[tip:perf/urgent] x86 insn: Delete empty or incomplete inat-tables.c

[tip-bot for Masami Hiramatsu]

Commit-ID:  d32ba45503acf9c23b301eba2397ca2ee322627b
Gitweb:     http://git.kernel.org/tip/d32ba45503acf9c23b301eba2397ca2ee322627b
Author:     Masami Hiramatsu <mhiramat@xxxxxxxxxx>
AuthorDate: Mon, 7 Dec 2009 12:00:33 -0500
Committer:  Ingo Molnar <mingo@xxxxxxx>
CommitDate: Mon, 7 Dec 2009 18:33:19 +0100

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.

Reported-by: Arkadiusz Miskiewicz <arekm@xxxxxxxx>
Signed-off-by: Masami Hiramatsu <mhiramat@xxxxxxxxxx>
Cc: systemtap <systemtap@xxxxxxxxxxxxxxxxxx>
Cc: DLE <dle-develop@xxxxxxxxxxxxxxxxxxxxx>
Cc: Jens Axboe <jens.axboe@xxxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
LKML-Reference: <20091207170033.19230.37688.stgit@xxxxxxxxxxxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
 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)
--
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