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authorThomas Gleixner <tglx@linutronix.de>2017-02-09 14:43:08 +0100
committerThomas Gleixner <tglx@linutronix.de>2017-02-09 14:43:08 +0100
commitb4f2d7c3424c00de162c042a5a3a5ed19974677c (patch)
tree2783d3212e82f01b53bfb0a408d901918870782e /arch/powerpc/mm/pgtable-book3s64.c
parent788d23930a9724fc85cdf9999521a867d8748019 (diff)
parent34d677a90f0682a26327dbefc0db1cf81647e7bc (diff)
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Merge tag 'irqchip-for-4.11' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/core
Pull irqchip updates for 4.11 from Marc Zyngier - A number of gic-v3-its cleanups and fixes - A fix for the MIPS GIC - One new interrupt controller for the Cortina Gemini platform - Support for the Qualcomm interrupt combiner, together with its ACPI goodness
Diffstat (limited to 'arch/powerpc/mm/pgtable-book3s64.c')
-rw-r--r--arch/powerpc/mm/pgtable-book3s64.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/powerpc/mm/pgtable-book3s64.c b/arch/powerpc/mm/pgtable-book3s64.c
index ebf9782bacf9..653ff6c74ebe 100644
--- a/arch/powerpc/mm/pgtable-book3s64.c
+++ b/arch/powerpc/mm/pgtable-book3s64.c
@@ -126,3 +126,21 @@ void mmu_cleanup_all(void)
else if (mmu_hash_ops.hpte_clear_all)
mmu_hash_ops.hpte_clear_all();
}
+
+#ifdef CONFIG_MEMORY_HOTPLUG
+int create_section_mapping(unsigned long start, unsigned long end)
+{
+ if (radix_enabled())
+ return -ENODEV;
+
+ return hash__create_section_mapping(start, end);
+}
+
+int remove_section_mapping(unsigned long start, unsigned long end)
+{
+ if (radix_enabled())
+ return -ENODEV;
+
+ return hash__remove_section_mapping(start, end);
+}
+#endif /* CONFIG_MEMORY_HOTPLUG */