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author | Alex Elder <elder@ieee.org> | 2009-09-10 14:33:56 -0500 |
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committer | Alex Elder <aelder@sgi.com> | 2009-09-10 14:33:56 -0500 |
commit | a4872d5b6ad69a49975c0268828b5bb2317ea5a0 (patch) | |
tree | f79577c2731753efb621ef62774949c1e0acdaad /arch/arm/mm/mmu.c | |
parent | 4734d401d43c6469d568caf223d37aa0fc1bf4dc (diff) | |
parent | 74fca6a42863ffacaf7ba6f1936a9f228950f657 (diff) | |
download | lwn-a4872d5b6ad69a49975c0268828b5bb2317ea5a0.tar.gz lwn-a4872d5b6ad69a49975c0268828b5bb2317ea5a0.zip |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/arm/mm/mmu.c')
-rw-r--r-- | arch/arm/mm/mmu.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index 4722582b17b8..4426ee67ceca 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -687,13 +687,19 @@ __early_param("vmalloc=", early_vmalloc); static void __init sanity_check_meminfo(void) { - int i, j; + int i, j, highmem = 0; for (i = 0, j = 0; i < meminfo.nr_banks; i++) { struct membank *bank = &meminfo.bank[j]; *bank = meminfo.bank[i]; #ifdef CONFIG_HIGHMEM + if (__va(bank->start) > VMALLOC_MIN || + __va(bank->start) < (void *)PAGE_OFFSET) + highmem = 1; + + bank->highmem = highmem; + /* * Split those memory banks which are partially overlapping * the vmalloc area greatly simplifying things later. @@ -714,6 +720,7 @@ static void __init sanity_check_meminfo(void) i++; bank[1].size -= VMALLOC_MIN - __va(bank->start); bank[1].start = __pa(VMALLOC_MIN - 1) + 1; + bank[1].highmem = highmem = 1; j++; } bank->size = VMALLOC_MIN - __va(bank->start); |