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sparc: Export symbols for ZERO_PAGE usage in modules.

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ext4 uses ZERO_PAGE(0) to zero out blocks.  We need to export
different symbols in different arches for the usage of ZERO_PAGE
in modules.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Aneesh Kumar K.V 2008-04-29 08:11:12 -04:00 committed by Theodore Ts'o
parent 5fcf430303
commit 35802c0b2b
2 changed files with 3 additions and 0 deletions
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2
arch/sparc/kernel/sparc_ksyms.c
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@ -282,3 +282,5 @@ EXPORT_SYMBOL(do_BUG);
/* Sun Power Management Idle Handler */ /* Sun Power Management Idle Handler */
EXPORT_SYMBOL(pm_idle); EXPORT_SYMBOL(pm_idle);
EXPORT_SYMBOL(empty_zero_page);

1
arch/sparc64/mm/init.c
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@ -160,6 +160,7 @@ extern unsigned int sparc_ramdisk_image;
extern unsigned int sparc_ramdisk_size; extern unsigned int sparc_ramdisk_size;
struct page *mem_map_zero __read_mostly; struct page *mem_map_zero __read_mostly;
EXPORT_SYMBOL(mem_map_zero);
unsigned int sparc64_highest_unlocked_tlb_ent __read_mostly; unsigned int sparc64_highest_unlocked_tlb_ent __read_mostly;