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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2007-05-06 14:50:11 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-07 12:12:56 -0700
commit11300a64d08ebce03e30cac8eb58e8ce008e4bb7 (patch)
treefb62175d28d141b51d18b2e94fd109f1d4ee20a5
parentac35ee484df361e1aed89873a458900693effdbe (diff)
get_unmapped_area handles MAP_FIXED on x86_64
Handle MAP_FIXED in x86_64 arch_get_unmapped_area(), simple case, just return the address as passed in Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Andi Kleen <ak@suse.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--arch/x86_64/kernel/sys_x86_64.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86_64/kernel/sys_x86_64.c b/arch/x86_64/kernel/sys_x86_64.c
index 76bf7c241fe4..f891931eb753 100644
--- a/arch/x86_64/kernel/sys_x86_64.c
+++ b/arch/x86_64/kernel/sys_x86_64.c
@@ -93,6 +93,9 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr,
unsigned long start_addr;
unsigned long begin, end;
+ if (flags & MAP_FIXED)
+ return addr;
+
find_start_end(flags, &begin, &end);
if (len > end)

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