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-rw-r--r--arch/powerpc/kernel/iommu.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c
index 3857d7e2af0..45f47c97fd1 100644
--- a/arch/powerpc/kernel/iommu.c
+++ b/arch/powerpc/kernel/iommu.c
@@ -32,6 +32,7 @@
#include <linux/dma-mapping.h>
#include <linux/bitops.h>
#include <linux/iommu-helper.h>
+#include <linux/crash_dump.h>
#include <asm/io.h>
#include <asm/prom.h>
#include <asm/iommu.h>
@@ -460,7 +461,7 @@ void iommu_unmap_sg(struct iommu_table *tbl, struct scatterlist *sglist,
static void iommu_table_clear(struct iommu_table *tbl)
{
- if (!__kdump_flag) {
+ if (!is_kdump_kernel()) {
/* Clear the table in case firmware left allocations in it */
ppc_md.tce_free(tbl, tbl->it_offset, tbl->it_size);
return;