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x86, mm: rename TASK_SIZE64 => TASK_SIZE_MAX

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Impact: cleanup

Rename TASK_SIZE64 to TASK_SIZE_MAX, and provide the
define on 32-bit too. (mapped to TASK_SIZE)

This allows 32-bit code to make use of the (former-) TASK_SIZE64
symbol as well, in a clean way.

Cc: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar
2009-02-20 23:32:28 +01:00
parent c3731c6866
commit d951734654
4 changed files with 9 additions and 8 deletions
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arch/x86/vdso/vma.c
+2 -2
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@@ -85,8 +85,8 @@ static unsigned long vdso_addr(unsigned long start, unsigned len)
unsigned long addr, end;
unsigned offset;
end = (start + PMD_SIZE - 1) & PMD_MASK;
if (end >= TASK_SIZE64)
end = TASK_SIZE64;
if (end >= TASK_SIZE_MAX)
end = TASK_SIZE_MAX;
end -= len;
/* This loses some more bits than a modulo, but is cheaper */
offset = get_random_int() & (PTRS_PER_PTE - 1);