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powerpc: Fix bug in iommu_alloc_coherent causing hang during boot
In commit 8eb6c6e3b9c8bfed3d75536ab142d7694627c2e5, Christoph Hellwig made iommu_alloc_coherent able to do node-local allocations, but unfortunately got the order of the arguments to alloc_pages_node wrong. This fixes it. Signed-off-by: Paul Mackerras <paulus@samba.org>
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@ -561,7 +561,7 @@ void *iommu_alloc_coherent(struct iommu_table *tbl, size_t size,
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return NULL;
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return NULL;
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/* Alloc enough pages (and possibly more) */
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/* Alloc enough pages (and possibly more) */
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page = alloc_pages_node(flag, order, node);
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page = alloc_pages_node(node, flag, order);
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if (!page)
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if (!page)
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return NULL;
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return NULL;
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ret = page_address(page);
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ret = page_address(page);
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