The patch titled
Subject: arm: mm: support ARCH_MMAP_RND_BITS
has been added to the -mm tree. Its filename is
arm-mm-support-arch_mmap_rnd_bits-v7.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/arm-mm-support-arch_mmap_rnd_bits-v7.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/arm-mm-support-arch_mmap_rnd_bits-v7.patch
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------------------------------------------------------
From: Daniel Cashman <dcashman@xxxxxxxxxx>
Subject: arm: mm: support ARCH_MMAP_RND_BITS
changed random bit-grabbing to explicit '&' rather than '%'
Signed-off-by: Daniel Cashman <dcashman@xxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/arm/mm/mmap.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN arch/arm/mm/mmap.c~arm-mm-support-arch_mmap_rnd_bits-v7 arch/arm/mm/mmap.c
--- a/arch/arm/mm/mmap.c~arm-mm-support-arch_mmap_rnd_bits-v7
+++ a/arch/arm/mm/mmap.c
@@ -173,7 +173,7 @@ unsigned long arch_mmap_rnd(void)
{
unsigned long rnd;
- rnd = (unsigned long)get_random_int() % (1 << mmap_rnd_bits);
+ rnd = (unsigned long)get_random_int() & ((1 << mmap_rnd_bits) - 1);
return rnd << PAGE_SHIFT;
}
_
Patches currently in -mm which might be from dcashman@xxxxxxxxxx are
mm-mmap-add-new-proc-tunable-for-mmap_base-aslr.patch
arm-mm-support-arch_mmap_rnd_bits.patch
arm-mm-support-arch_mmap_rnd_bits-v7.patch
arm64-mm-support-arch_mmap_rnd_bits.patch
arm64-mm-support-arch_mmap_rnd_bits-v6.patch
arm64-mm-support-arch_mmap_rnd_bits-v7.patch
x86-mm-support-arch_mmap_rnd_bits.patch
x86-mm-support-arch_mmap_rnd_bits-v7.patch
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