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-rw-r--r--arch/x86/mm/ioremap.c19
1 files changed, 0 insertions, 19 deletions
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index af750ab973b6..f45d5e29a72e 100644
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -134,25 +134,6 @@ int page_is_ram(unsigned long pagenr)
134 return 0; 134 return 0;
135} 135}
136 136
137int pagerange_is_ram(unsigned long start, unsigned long end)
138{
139 int ram_page = 0, not_rampage = 0;
140 unsigned long page_nr;
141
142 for (page_nr = (start >> PAGE_SHIFT); page_nr < (end >> PAGE_SHIFT);
143 ++page_nr) {
144 if (page_is_ram(page_nr))
145 ram_page = 1;
146 else
147 not_rampage = 1;
148
149 if (ram_page == not_rampage)
150 return -1;
151 }
152
153 return ram_page;
154}
155
156/* 137/*
157 * Fix up the linear direct mapping of the kernel to avoid cache attribute 138 * Fix up the linear direct mapping of the kernel to avoid cache attribute
158 * conflicts. 139 * conflicts.