linux-kernel - [PATCH 7/8] powerpc: use new macro for .data.read

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Message-Id: <1241135777-9462-8-git-send-email-tabbott@mit.edu>
Date:	Thu, 30 Apr 2009 19:56:16 -0400
From:	Tim Abbott <tabbott@....EDU>
To:	Sam Ravnborg <sam@...nborg.org>
Cc:	Linux kernel mailing list <linux-kernel@...r.kernel.org>,
	Anders Kaseorg <andersk@....EDU>,
	Waseem Daher <wdaher@....EDU>,
	Denys Vlasenko <vda.linux@...glemail.com>,
	Jeff Arnold <jbarnold@....EDU>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Paul Mackerras <paulus@...ba.org>, linuxppc-dev@...abs.org,
	Tim Abbott <tabbott@....EDU>
Subject: [PATCH 7/8] powerpc: use new macro for .data.read_mostly section.

.data.read_mostly should not need a separate output section; this
change moves it into the .data section.

Signed-off-by: Tim Abbott <tabbott@....edu>
Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: linuxppc-dev@...abs.org
---
 arch/powerpc/kernel/vmlinux.lds.S |    7 ++-----
 1 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S
index f91d7c1..c982827 100644
--- a/arch/powerpc/kernel/vmlinux.lds.S
+++ b/arch/powerpc/kernel/vmlinux.lds.S
@@ -1,3 +1,4 @@
+
 #ifdef CONFIG_PPC64
 #define PROVIDE32(x)	PROVIDE(__unused__##x)
 #else
@@ -227,6 +228,7 @@ SECTIONS
 		PAGE_ALIGNED_DATA
 		NOSAVE_DATA
 		CACHELINE_ALIGNED_DATA(L1_CACHE_BYTES)
+		READ_MOSTLY_DATA(L1_CACHE_BYTES)
 		DATA_DATA
 #ifdef CONFIG_PPC32
 		*(.sdata)
@@ -254,11 +256,6 @@ SECTIONS
 	_edata  =  .;
 	PROVIDE32 (edata = .);
 
-	. = ALIGN(L1_CACHE_BYTES);
-	.data.read_mostly : AT(ADDR(.data.read_mostly) - LOAD_OFFSET) {
-		*(.data.read_mostly)
-	}
-
 /*
  * And finally the bss
  */
-- 
1.6.2.1

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