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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2009-12-02 09:28:35 +1100
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2009-12-02 09:28:35 +1100
commit5a7b4193e564d1611ecf1cd859aed60d5612d78f (patch)
tree8831669121df3d50845718b848d7c6e4bc51be26 /arch/powerpc/mm/hash_utils_64.c
parent86f9e097f340fd0fbd37afe92bd5453f5a84cbca (diff)
downloadblackbird-op-linux-5a7b4193e564d1611ecf1cd859aed60d5612d78f.tar.gz
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Revert "powerpc/mm: Fix bug in pagetable cache cleanup with CONFIG_PPC_SUBPAGE_PROT"
This reverts commit c045256d146800ea1d741a8e9e377dada6b7e195. It breaks build when CONFIG_PPC_SUBPAGE_PROT is not set. I will commit a fixed version separately Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/mm/hash_utils_64.c')
-rw-r--r--arch/powerpc/mm/hash_utils_64.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c
index 50f867d657df..6810128aba30 100644
--- a/arch/powerpc/mm/hash_utils_64.c
+++ b/arch/powerpc/mm/hash_utils_64.c
@@ -835,9 +835,9 @@ void demote_segment_4k(struct mm_struct *mm, unsigned long addr)
* Result is 0: full permissions, _PAGE_RW: read-only,
* _PAGE_USER or _PAGE_USER|_PAGE_RW: no access.
*/
-static int subpage_protection(struct mm_struct *mm, unsigned long ea)
+static int subpage_protection(pgd_t *pgdir, unsigned long ea)
{
- struct subpage_prot_table *spt = &mm->context.spt;
+ struct subpage_prot_table *spt = pgd_subpage_prot(pgdir);
u32 spp = 0;
u32 **sbpm, *sbpp;
@@ -865,7 +865,7 @@ static int subpage_protection(struct mm_struct *mm, unsigned long ea)
}
#else /* CONFIG_PPC_SUBPAGE_PROT */
-static inline int subpage_protection(struct mm_struct *mm, unsigned long ea)
+static inline int subpage_protection(pgd_t *pgdir, unsigned long ea)
{
return 0;
}
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