x86, mm: rename TASK_SIZE64 => TASK_SIZE_MAX

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>

1 files changed, 2 insertions, 2 deletions

diff --git a/arch/x86/vdso/vma.c b/arch/x86/vdso/vma.c
index 9c98cc6ba978..7133cdf9098b 100644
--- a/arch/x86/vdso/vma.c
+++ b/arch/x86/vdso/vma.c
@@ -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);