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authorStuart Menefy <stuart.menefy@st.com>2006-11-24 11:42:24 +0900
committerPaul Mundt <lethal@linux-sh.org>2006-12-06 10:45:38 +0900
commit9b3a53ab76771e3669e50086c131e1574fe25847 (patch)
tree07dab1cd3972c7b82ddd5b7ad1e28628d7756dbb /include/asm-sh/pgtable.h
parent9daa0c257d6c200b58092e0bfc32b77c4618a8af (diff)
sh: TLB miss fast-path optimizations.
Handle simple TLB miss faults which can be resolved completely from the page table in assembler. Signed-off-by: Stuart Menefy <stuart.menefy@st.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'include/asm-sh/pgtable.h')
-rw-r--r--include/asm-sh/pgtable.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/include/asm-sh/pgtable.h b/include/asm-sh/pgtable.h
index b1f21e76564..fa625245051 100644
--- a/include/asm-sh/pgtable.h
+++ b/include/asm-sh/pgtable.h
@@ -43,12 +43,12 @@ extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)];
/* PGD bits */
#define PGDIR_SHIFT (PTE_SHIFT + PTE_BITS)
#define PGDIR_BITS (32 - PGDIR_SHIFT)
-#define PGDIR_SIZE (1UL << PGDIR_SHIFT)
+#define PGDIR_SIZE (1 << PGDIR_SHIFT)
#define PGDIR_MASK (~(PGDIR_SIZE-1))
/* Entries per level */
-#define PTRS_PER_PTE (1UL << PTE_BITS)
-#define PTRS_PER_PGD (1UL << PGDIR_BITS)
+#define PTRS_PER_PTE (1 << PTE_BITS)
+#define PTRS_PER_PGD (1 << PGDIR_BITS)
#define USER_PTRS_PER_PGD (TASK_SIZE/PGDIR_SIZE)
#define FIRST_USER_ADDRESS 0