From e16e12be34648777606a2c03a3526409b38f0e63 Mon Sep 17 00:00:00 2001 From: "Michael S. Tsirkin" Date: Tue, 7 Oct 2014 16:39:42 +0200 Subject: virtio: use u32, not bitmap for features It seemed like a good idea to use bitmap for features in struct virtio_device, but it's actually a pain, and seems to become even more painful when we get more than 32 feature bits. Just change it to a u32 for now. Based on patch by Rusty. Suggested-by: David Hildenbrand Signed-off-by: Rusty Russell Signed-off-by: Cornelia Huck Signed-off-by: Michael S. Tsirkin Reviewed-by: Cornelia Huck --- drivers/misc/mic/card/mic_virtio.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/misc/mic') diff --git a/drivers/misc/mic/card/mic_virtio.c b/drivers/misc/mic/card/mic_virtio.c index e64794730e21..4f070ad1875c 100644 --- a/drivers/misc/mic/card/mic_virtio.c +++ b/drivers/misc/mic/card/mic_virtio.c @@ -101,7 +101,7 @@ static void mic_finalize_features(struct virtio_device *vdev) bits = min_t(unsigned, feature_len, sizeof(vdev->features)) * 8; for (i = 0; i < bits; i++) { - if (test_bit(i, vdev->features)) + if (__virtio_test_bit(vdev, i)) iowrite8(ioread8(&out_features[i / 8]) | (1 << (i % 8)), &out_features[i / 8]); } -- cgit v1.2.3