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get_unmapped_area handles MAP_FIXED on x86_64

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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>
This commit is contained in:
Benjamin Herrenschmidt 2007-05-06 14:50:11 -07:00 committed by Linus Torvalds
parent ac35ee484d
commit 11300a64d0
1 changed files with 3 additions and 0 deletions
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3
arch/x86_64/kernel/sys_x86_64.c
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@ -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)