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From: Tejun Heo <tj@kernel.org>
To: mingo@elte.hu, linux-kernel@vger.kernel.org, x86@kernel.org,
	ink@jurassic.park.msu.ru, rth@twiddle.net,
	linux@arm.linux.org.uk, hskinnemoen@atmel.com,
	cooloney@kernel.org, starvik@axis.com, jesper.nilsson@axis.com,
	dhowells@redhat.com, ysato@users.sourceforge.jp,
	tony.luck@intel.com, takata@linux-m32r.org, geert@linux-m68k.org,
	monstr@monstr.eu, ralf@linux-mips.org, kyle@mcmartin.ca,
	benh@kernel.crashing.org, paulus@samba.org,
	schwidefsky@de.ibm.com, heiko.carstens@de.ibm.com,
	lethal@linux-sh.org, davem@davemloft.net, jdike@addtoit.com,
	chris@zankel.net, rusty@rustcorp.com.au
Cc: Tejun Heo <tj@kernel.org>
Subject: [PATCH 5/7] alpha: kill unnecessary __used attribute in PER_CPU_ATTRIBUTES
Date: Wed, 20 May 2009 16:37:37 +0900	[thread overview]
Message-ID: <1242805059-18338-6-git-send-email-tj@kernel.org> (raw)
In-Reply-To: <1242805059-18338-1-git-send-email-tj@kernel.org>

With the previous percpu variable definition change, all percpu
variables are global and there's no need to specify __used, which only
triggers on recent compilers anyway.  Kill it.

[ Impact: remove unnecessary percpu attribute ]

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: Richard Henderson <rth@twiddle.net>
---
 arch/alpha/include/asm/percpu.h |    5 -----
 1 files changed, 0 insertions(+), 5 deletions(-)

diff --git a/arch/alpha/include/asm/percpu.h b/arch/alpha/include/asm/percpu.h
index 06c5c7a..7f0a9c4 100644
--- a/arch/alpha/include/asm/percpu.h
+++ b/arch/alpha/include/asm/percpu.h
@@ -30,7 +30,6 @@ extern unsigned long __per_cpu_offset[NR_CPUS];
 
 #ifndef MODULE
 #define SHIFT_PERCPU_PTR(var, offset) RELOC_HIDE(&per_cpu_var(var), (offset))
-#define PER_CPU_ATTRIBUTES
 #else
 /*
  * To calculate addresses of locally defined variables, GCC uses 32-bit
@@ -49,8 +48,6 @@ extern unsigned long __per_cpu_offset[NR_CPUS];
 		: "=&r"(__ptr), "=&r"(tmp_gp));		\
 	(typeof(&per_cpu_var(var)))(__ptr + (offset)); })
 
-#define PER_CPU_ATTRIBUTES	__used
-
 #endif /* MODULE */
 
 /*
@@ -71,8 +68,6 @@ extern unsigned long __per_cpu_offset[NR_CPUS];
 #define __get_cpu_var(var)		per_cpu_var(var)
 #define __raw_get_cpu_var(var)		per_cpu_var(var)
 
-#define PER_CPU_ATTRIBUTES
-
 #endif /* SMP */
 
 #ifdef CONFIG_SMP
-- 
1.6.0.2


  parent reply	other threads:[~2009-05-20  7:41 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-05-20  7:37 [PATCHSET core/percpu] percpu: convert most archs to dynamic percpu Tejun Heo
2009-05-20  7:37 ` [PATCH 1/7] percpu: use dynamic percpu allocator as the default percpu allocator Tejun Heo
2009-05-20  7:37 ` [PATCH 2/7] linker script: throw away .discard section Tejun Heo
2009-05-20  7:59   ` Mike Frysinger
2009-05-20  8:06     ` Tejun Heo
2009-05-20  8:18       ` Tejun Heo
2009-05-20  8:28         ` Mike Frysinger
2009-05-20  7:37 ` [PATCH 3/7] percpu: clean up percpu variable definitions Tejun Heo
2009-05-20  9:17   ` Jens Axboe
2009-05-25  6:07   ` Rusty Russell
2009-05-25 16:07     ` Tejun Heo
2009-05-20  7:37 ` [PATCH 4/7] percpu: enforce global uniqueness and disallow in-function statics Tejun Heo
2009-05-20  7:37 ` Tejun Heo [this message]
2009-05-20  7:37 ` [PATCH 6/7] alpha: switch to dynamic percpu allocator Tejun Heo
2009-05-20  7:37 ` [PATCH 7/7] s390: " Tejun Heo
2009-05-20  8:41 ` [PATCHSET core/percpu] percpu: convert most archs to dynamic percpu Martin Schwidefsky
2009-05-20 13:49 ` Ivan Kokshaysky
2009-05-21  1:21 ` Tejun Heo
  -- strict thread matches above, loose matches on Subject: below --
2009-06-01  8:58 [GIT PATCH core/percpu] percpu: convert most archs to dynamic percpu, take#2 Tejun Heo
2009-06-01  8:58 ` [PATCH 5/7] alpha: kill unnecessary __used attribute in PER_CPU_ATTRIBUTES Tejun Heo

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