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(parent: 2432c65) | patch
x86, mm: use pfn_range_is_mapped() with gart
authorYinghai Lu <yinghai@kernel.org>
Sat, 17 Nov 2012 03:38:50 +0000 (19:38 -0800)
committerH. Peter Anvin <hpa@linux.intel.com>
Sat, 17 Nov 2012 19:59:10 +0000 (11:59 -0800)
commit6594536421a99d97fe0c260a28ceb3c03ac072d5
tree34264f77099265a65e2b37354fe23d257da7c52ftree | snapshot
parent2432c654043f6de93549a1cce41ba00666695311commit | diff
x86, mm: use pfn_range_is_mapped() with gart

We are going to map ram only, so under max_low_pfn_mapped,
between 4g and max_pfn_mapped does not mean mapped at all.

Use pfn_range_is_mapped() directly.

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Link: http://lkml.kernel.org/r/1353123563-3103-14-git-send-email-yinghai@kernel.org
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
arch/x86/kernel/amd_gart_64.c diff | blob | history
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