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authorMilton Miller <miltonm@bga.com>2008-10-20 15:37:04 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2008-10-21 15:19:12 +1100
commitfe55249d17f7979cf9bbc58e38e9ceaf1918b415 (patch)
treef02da5bb8437bcba4e38a760eef2b77f9a52d0a5 /fs/msdos
parent6a75a6b8e85e92cc774d42a4e113c76c30b5a539 (diff)
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powerpc: Always trim numa memory to lmb_end_of_DRAM()
numa_enforce_memory_limit tried to be smart and only call lmb_end_of_DRAM when a memory limit was set via mem= on the command line. However, the early boot code will also limit memory added to the lmb system when iommu=off is specified. When this happens, the page allocator is given pages not in the linear mapping and this results in a fatal data reference to the unmapped page. Signed-off-by: Milton Miller <miltonm@bga.com> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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