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authorAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>2008-04-29 08:11:12 -0400
committerTheodore Ts'o <tytso@mit.edu>2008-04-29 08:11:12 -0400
commit3653f3abe37f334659eea9d889cf8dc798fc4baa (patch)
treef56f03d35349b615d74b31cd9070eb645b9175dd /arch/arm/mm/mmu.c
parente65187e6d0d541f992e684f88a7e090dcff1aac8 (diff)
arm: Export empty_zero_page for ZERO_PAGE usage in modules.
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> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'arch/arm/mm/mmu.c')
-rw-r--r--arch/arm/mm/mmu.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index d41a75ed3dc..2d6d682c206 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -35,6 +35,7 @@ extern pgd_t swapper_pg_dir[PTRS_PER_PGD];
* zero-initialized data and COW.
*/
struct page *empty_zero_page;
+EXPORT_SYMBOL(empty_zero_page);
/*
* The pmd table for the upper-most set of pages.