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-rw-r--r--include/asm-ia64/pgtable.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/asm-ia64/pgtable.h b/include/asm-ia64/pgtable.h
index de6d01e24dd..6b4216edbb9 100644
--- a/include/asm-ia64/pgtable.h
+++ b/include/asm-ia64/pgtable.h
@@ -236,8 +236,14 @@ ia64_phys_addr_valid (unsigned long addr)
# define VMALLOC_END vmalloc_end
extern unsigned long vmalloc_end;
#else
+#if defined(CONFIG_SPARSEMEM) && defined(CONFIG_SPARSEMEM_VMEMMAP)
+/* SPARSEMEM_VMEMMAP uses half of vmalloc... */
+# define VMALLOC_END (RGN_BASE(RGN_GATE) + (1UL << (4*PAGE_SHIFT - 10)))
+# define vmemmap ((struct page *)VMALLOC_END)
+#else
# define VMALLOC_END (RGN_BASE(RGN_GATE) + (1UL << (4*PAGE_SHIFT - 9)))
#endif
+#endif
/* fs/proc/kcore.c */
#define kc_vaddr_to_offset(v) ((v) - RGN_BASE(RGN_GATE))