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Re: [PATCH 1/3] hw/virtio: Pass virtio_feature_get_config_size() a const


From: Jason Wang
Subject: Re: [PATCH 1/3] hw/virtio: Pass virtio_feature_get_config_size() a const argument
Date: Wed, 12 May 2021 10:55:59 +0800
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:78.0) Gecko/20100101 Thunderbird/78.10.1


在 2021/5/11 下午6:41, Philippe Mathieu-Daudé 写道:
The VirtIOFeature structure isn't modified, mark it const.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>


Acked-by: Jason Wang <jasowang@redhat.com>


---
  include/hw/virtio/virtio.h | 2 +-
  hw/virtio/virtio.c         | 2 +-
  2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/hw/virtio/virtio.h b/include/hw/virtio/virtio.h
index b7ece7a6a89..8bab9cfb750 100644
--- a/include/hw/virtio/virtio.h
+++ b/include/hw/virtio/virtio.h
@@ -43,7 +43,7 @@ typedef struct VirtIOFeature {
      size_t end;
  } VirtIOFeature;
-size_t virtio_feature_get_config_size(VirtIOFeature *features,
+size_t virtio_feature_get_config_size(const VirtIOFeature *features,
                                        uint64_t host_features);
typedef struct VirtQueue VirtQueue;
diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c
index 9e13cb9e3ad..e02544b2df7 100644
--- a/hw/virtio/virtio.c
+++ b/hw/virtio/virtio.c
@@ -2981,7 +2981,7 @@ int virtio_set_features(VirtIODevice *vdev, uint64_t val)
      return ret;
  }
-size_t virtio_feature_get_config_size(VirtIOFeature *feature_sizes,
+size_t virtio_feature_get_config_size(const VirtIOFeature *feature_sizes,
                                        uint64_t host_features)
  {
      size_t config_size = 0;




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