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Merge branch 'fixes' of git://git.armlinux.org.uk/~rmk/linux-arm 

Pull ARM fix from Russell King:
 "One final fix for 4.12 - Doug found a boot failure case triggered by
  requesting a non-even MB vmalloc size"

* 'fixes' of git://git.armlinux.org.uk/~rmk/linux-arm:
  ARM: 8685/1: ensure memblock-limit is pmd-aligned
This commit is contained in:
Linus Torvalds 2017-07-02 10:09:40 -07:00
parent e18aca0236 9e25ebfe56
commit 3a61a54cd7
1 changed files with 4 additions and 4 deletions
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8
arch/arm/mm/mmu.c
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@ -1218,15 +1218,15 @@ void __init adjust_lowmem_bounds(void)
high_memory = __va(arm_lowmem_limit - 1) + 1;
if (!memblock_limit)
memblock_limit = arm_lowmem_limit;
/*
* Round the memblock limit down to a pmd size. This
* helps to ensure that we will allocate memory from the
* last full pmd, which should be mapped.
*/
if (memblock_limit)
memblock_limit = round_down(memblock_limit, PMD_SIZE);
if (!memblock_limit)
memblock_limit = arm_lowmem_limit;
memblock_limit = round_down(memblock_limit, PMD_SIZE);
if (!IS_ENABLED(CONFIG_HIGHMEM) || cache_is_vipt_aliasing()) {
if (memblock_end_of_DRAM() > arm_lowmem_limit) {