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@@ -192,7 +192,7 @@ int htab_bolt_mapping(unsigned long vstart, unsigned long vend,
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return ret < 0 ? ret : 0;
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}
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-static void htab_remove_mapping(unsigned long vstart, unsigned long vend,
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+static int htab_remove_mapping(unsigned long vstart, unsigned long vend,
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int psize, int ssize)
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{
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unsigned long vaddr;
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@@ -202,12 +202,15 @@ static void htab_remove_mapping(unsigned long vstart, unsigned long vend,
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step = 1 << shift;
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if (!ppc_md.hpte_removebolted) {
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- printk("Sub-arch doesn't implement hpte_removebolted\n");
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- return;
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+ printk(KERN_WARNING "Platform doesn't implement "
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+ "hpte_removebolted\n");
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+ return -EINVAL;
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}
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for (vaddr = vstart; vaddr < vend; vaddr += step)
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ppc_md.hpte_removebolted(vaddr, psize, ssize);
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+
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+ return 0;
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}
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static int __init htab_dt_scan_seg_sizes(unsigned long node,
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@@ -454,9 +457,10 @@ void create_section_mapping(unsigned long start, unsigned long end)
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mmu_linear_psize, mmu_kernel_ssize));
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}
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-void remove_section_mapping(unsigned long start, unsigned long end)
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+int remove_section_mapping(unsigned long start, unsigned long end)
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{
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- htab_remove_mapping(start, end, mmu_linear_psize, mmu_kernel_ssize);
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+ return htab_remove_mapping(start, end, mmu_linear_psize,
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+ mmu_kernel_ssize);
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}
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#endif /* CONFIG_MEMORY_HOTPLUG */
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