diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-27 19:51:32 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-27 19:51:32 -0700 |
commit | 2a56d2220284b0e4dd8569fa475d7053f1c40a63 (patch) | |
tree | 96f959486a2f31db599e5f97167074bd1ecb3dc6 /arch/arm/mm/mmu.c | |
parent | 46f2cc80514e389bacfb642a32a4181fa1f1d20b (diff) | |
parent | 239df0fd5ee25588f8a5ba7f7ee646940cc403f4 (diff) |
Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (45 commits)
ARM: 6945/1: Add unwinding support for division functions
ARM: kill pmd_off()
ARM: 6944/1: mm: allow ASID 0 to be allocated to tasks
ARM: 6943/1: mm: use TTBR1 instead of reserved context ID
ARM: 6942/1: mm: make TTBR1 always point to swapper_pg_dir on ARMv6/7
ARM: 6941/1: cache: ensure MVA is cacheline aligned in flush_kern_dcache_area
ARM: add sendmmsg syscall
ARM: 6863/1: allow hotplug on msm
ARM: 6832/1: mmci: support for ST-Ericsson db8500v2
ARM: 6830/1: mach-ux500: force PrimeCell revisions
ARM: 6829/1: amba: make hardcoded periphid override hardware
ARM: 6828/1: mach-ux500: delete SSP PrimeCell ID
ARM: 6827/1: mach-netx: delete hardcoded periphid
ARM: 6940/1: fiq: Briefly document driver responsibilities for suspend/resume
ARM: 6938/1: fiq: Refactor {get,set}_fiq_regs() for Thumb-2
ARM: 6914/1: sparsemem: fix highmem detection when using SPARSEMEM
ARM: 6913/1: sparsemem: allow pfn_valid to be overridden when using SPARSEMEM
at91: drop at572d940hf support
at91rm9200: introduce at91rm9200_set_type to specficy cpu package
at91: drop boot_params and PLAT_PHYS_OFFSET
...
Diffstat (limited to 'arch/arm/mm/mmu.c')
-rw-r--r-- | arch/arm/mm/mmu.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index 08a92368d9d3..9d9e736c2b4f 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -763,15 +763,12 @@ static void __init sanity_check_meminfo(void) { int i, j, highmem = 0; - lowmem_limit = __pa(vmalloc_min - 1) + 1; - memblock_set_current_limit(lowmem_limit); - 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 || + if (__va(bank->start) >= vmalloc_min || __va(bank->start) < (void *)PAGE_OFFSET) highmem = 1; @@ -829,6 +826,9 @@ static void __init sanity_check_meminfo(void) bank->size = newsize; } #endif + if (!bank->highmem && bank->start + bank->size > lowmem_limit) + lowmem_limit = bank->start + bank->size; + j++; } #ifdef CONFIG_HIGHMEM @@ -852,6 +852,7 @@ static void __init sanity_check_meminfo(void) } #endif meminfo.nr_banks = j; + memblock_set_current_limit(lowmem_limit); } static inline void prepare_page_table(void) |