linux-kernel - Re: [PATCH 2/3] x86: don't use echo -e needlessly

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Date:	Thu, 22 Aug 2013 19:17:04 +0400
From:	Max Filippov <jcmvbkbc@...il.com>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Sam Ravnborg <sam@...nborg.org>,
	Guenter Roeck <linux@...ck-us.net>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>, x86@...nel.org
Subject: Re: [PATCH 2/3] x86: don't use echo -e needlessly

On Thu, Aug 22, 2013 at 7:11 PM, H. Peter Anvin <hpa@...or.com> wrote:
> Can we drop the /bin/?

Sure.

> Max Filippov <jcmvbkbc@...il.com> wrote:
>>-e is not needed to output strings without escape sequences.
>>
>>Cc: Thomas Gleixner <tglx@...utronix.de>
>>Cc: Ingo Molnar <mingo@...hat.com>
>>Cc: "H. Peter Anvin" <hpa@...or.com>
>>Cc: x86@...nel.org
>>Signed-off-by: Max Filippov <jcmvbkbc@...il.com>
>>---
>> arch/x86/Makefile |    2 +-
>> 1 files changed, 1 insertions(+), 1 deletions(-)
>>
>>diff --git a/arch/x86/Makefile b/arch/x86/Makefile
>>index 07639c6..7386e8a 100644
>>--- a/arch/x86/Makefile
>>+++ b/arch/x86/Makefile
>>@@ -95,7 +95,7 @@ endif
>>
>> ifdef CONFIG_X86_X32
>>       x32_ld_ok := $(call try-run,\
>>-                      /bin/echo -e '1: .quad 1b' | \
>>+                      /bin/echo '1: .quad 1b' | \
>>                       $(CC) $(KBUILD_AFLAGS) -c -x assembler -o "$$TMP" - && \
>>                       $(OBJCOPY) -O elf32-x86-64 "$$TMP" "$$TMPO" && \
>>                       $(LD) -m elf32_x86_64 "$$TMPO" -o "$$TMP",y,n)

-- 
Thanks.
-- Max
--
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