linux-kernel - [PATCH 3/3] xtensa: use new macros for .data.init

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Message-Id: <1241136027-10244-4-git-send-email-tabbott@mit.edu>
Date:	Thu, 30 Apr 2009 20:00:27 -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>,
	Chris Zankel <chris@...kel.net>, Tim Abbott <tabbott@....edu>
Subject: [PATCH 3/3] xtensa: use new macros for .data.init_task.

.data.init_task should not need a separate output section; this change
moves it into the .data section.  Also replace aligment of 8192 with
THREAD_SIZE (=8192).

Signed-off-by: Tim Abbott <tabbott@....edu>
Cc: Chris Zankel <chris@...kel.net>
---
 arch/xtensa/kernel/init_task.c   |    3 +--
 arch/xtensa/kernel/vmlinux.lds.S |    5 +----
 2 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/arch/xtensa/kernel/init_task.c b/arch/xtensa/kernel/init_task.c
index e07f5c9..dfda282 100644
--- a/arch/xtensa/kernel/init_task.c
+++ b/arch/xtensa/kernel/init_task.c
@@ -27,8 +27,7 @@ struct mm_struct init_mm = INIT_MM(init_mm);
 
 EXPORT_SYMBOL(init_mm);
 
-union thread_union init_thread_union
-	__attribute__((__section__(".data.init_task"))) =
+union thread_union init_thread_union __init_task_data =
 { INIT_THREAD_INFO(init_task) };
 
 struct task_struct init_task = INIT_TASK(init_task);
diff --git a/arch/xtensa/kernel/vmlinux.lds.S b/arch/xtensa/kernel/vmlinux.lds.S
index 165a980..3eacf74 100644
--- a/arch/xtensa/kernel/vmlinux.lds.S
+++ b/arch/xtensa/kernel/vmlinux.lds.S
@@ -121,6 +121,7 @@ SECTIONS
   _fdata = .;
   .data :
   {
+    INIT_TASK_DATA(THREAD_SIZE)
     DATA_DATA
     CONSTRUCTORS
     CACHELINE_ALIGNED_DATA(XCHAL_ICACHE_LINESIZE)
@@ -128,10 +129,6 @@ SECTIONS
 
   _edata = .;
 
-  /* The initial task */
-  . = ALIGN(8192);
-  .data.init_task : { *(.data.init_task) }
-
   /* Initialization code and data: */
 
   . = ALIGN(1 << 12);
-- 
1.6.2.1

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