Commit 11300a64 authored by Benjamin Herrenschmidt's avatar Benjamin Herrenschmidt Committed by Linus Torvalds

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: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Andi Kleen <ak@suse.de>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent ac35ee48
...@@ -93,6 +93,9 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr, ...@@ -93,6 +93,9 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr,
unsigned long start_addr; unsigned long start_addr;
unsigned long begin, end; unsigned long begin, end;
if (flags & MAP_FIXED)
return addr;
find_start_end(flags, &begin, &end); find_start_end(flags, &begin, &end);
if (len > end) if (len > end)
......
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