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authorChris Zankel <chris@zankel.net>2007-05-31 17:48:07 -0700
committerChris Zankel <chris@zankel.net>2007-05-31 17:48:07 -0700
commitadba09f01577ea441a761a85aacb1e43b58d35c4 (patch)
tree7d9863285646560a0d7ef2022adc3f61317b3d66 /arch/xtensa/kernel
parentde4f6e5b41bef50fc981410ae8380f27f4e93bf8 (diff)
downloadop-kernel-dev-adba09f01577ea441a761a85aacb1e43b58d35c4.zip
op-kernel-dev-adba09f01577ea441a761a85aacb1e43b58d35c4.tar.gz
[XTENSA] Move common sections into bss sections
Move the fields of the COMMON sections 'swapper_pg_dir' and 'empty_zero_page' to the BSS section. Remove the unused COMMON sections 'emtpy_bad_page_table' and 'empty_bad_page'. Signed-off-by: Chris Zankel <chris@zankel.net>
Diffstat (limited to 'arch/xtensa/kernel')
-rw-r--r--arch/xtensa/kernel/head.S19
1 files changed, 11 insertions, 8 deletions
diff --git a/arch/xtensa/kernel/head.S b/arch/xtensa/kernel/head.S
index ea89910..67e6913 100644
--- a/arch/xtensa/kernel/head.S
+++ b/arch/xtensa/kernel/head.S
@@ -19,6 +19,8 @@
#include <asm/page.h>
#include <asm/cacheasm.h>
+#include <linux/linkage.h>
+
/*
* This module contains the entry code for kernel images. It performs the
* minimal setup needed to call the generic C routines.
@@ -227,13 +229,14 @@ _startup:
should_never_return:
j should_never_return
- /* Define some common data structures here. We define them
- * here in this assembly file due to their unusual alignment
- * requirements.
- */
- .comm swapper_pg_dir,PAGE_SIZE,PAGE_SIZE
- .comm empty_bad_page_table,PAGE_SIZE,PAGE_SIZE
- .comm empty_bad_page,PAGE_SIZE,PAGE_SIZE
- .comm empty_zero_page,PAGE_SIZE,PAGE_SIZE
+/*
+ * BSS section
+ */
+
+.section ".bss.page_aligned", "w"
+ENTRY(swapper_pg_dir)
+ .fill PAGE_SIZE, 1, 0
+ENTRY(empty_zero_page)
+ .fill PAGE_SIZE, 1, 0
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