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-rw-r--r--lib/dma-debug.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/dma-debug.c b/lib/dma-debug.c
index fcb65d2a0b94..8855f019ebe8 100644
--- a/lib/dma-debug.c
+++ b/lib/dma-debug.c
@@ -1249,6 +1249,14 @@ static void check_sync(struct device *dev,
dir2name[entry->direction],
dir2name[ref->direction]);
+ if (ref->sg_call_ents && ref->type == dma_debug_sg &&
+ ref->sg_call_ents != entry->sg_call_ents) {
+ err_printk(ref->dev, entry, "DMA-API: device driver syncs "
+ "DMA sg list with different entry count "
+ "[map count=%d] [sync count=%d]\n",
+ entry->sg_call_ents, ref->sg_call_ents);
+ }
+
out:
put_hash_bucket(bucket, &flags);
}