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author | Laurent Vivier <lvivier@redhat.com> | 2024-12-19 12:13:52 +0100 |
---|---|---|
committer | Stefano Brivio <sbrivio@redhat.com> | 2025-01-05 23:48:59 +0100 |
commit | 898e853635a79e33917bb4646ff1fb5fc3a92997 (patch) | |
tree | 7e1fdf7257b5d218549d7f864a5553641b29bde4 /virtio.c | |
parent | 324233bd9b8baa3ec13a7425ea3ec7145e3ce645 (diff) | |
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virtio: Use const pointer for vu_dev
We don't modify the structure in some virtio functions.
Signed-off-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
Diffstat (limited to 'virtio.c')
-rw-r--r-- | virtio.c | 14 |
1 files changed, 9 insertions, 5 deletions
@@ -92,7 +92,8 @@ * * Return: virtual address in our address space of the guest physical address */ -static void *vu_gpa_to_va(struct vu_dev *dev, uint64_t *plen, uint64_t guest_addr) +static void *vu_gpa_to_va(const struct vu_dev *dev, uint64_t *plen, + uint64_t guest_addr) { unsigned int i; @@ -210,7 +211,8 @@ static void virtqueue_get_head(const struct vu_virtq *vq, * * Return: -1 if there is an error, 0 otherwise */ -static int virtqueue_read_indirect_desc(struct vu_dev *dev, struct vring_desc *desc, +static int virtqueue_read_indirect_desc(const struct vu_dev *dev, + struct vring_desc *desc, uint64_t addr, size_t len) { uint64_t read_len; @@ -390,7 +392,7 @@ static inline void vring_set_avail_event(const struct vu_virtq *vq, * * Return: false on error, true otherwise */ -static bool virtqueue_map_desc(struct vu_dev *dev, +static bool virtqueue_map_desc(const struct vu_dev *dev, unsigned int *p_num_sg, struct iovec *iov, unsigned int max_num_sg, uint64_t pa, size_t sz) @@ -426,7 +428,8 @@ static bool virtqueue_map_desc(struct vu_dev *dev, * * Return: -1 if there is an error, 0 otherwise */ -static int vu_queue_map_desc(struct vu_dev *dev, struct vu_virtq *vq, unsigned int idx, +static int vu_queue_map_desc(const struct vu_dev *dev, + struct vu_virtq *vq, unsigned int idx, struct vu_virtq_element *elem) { const struct vring_desc *desc = vq->vring.desc; @@ -504,7 +507,8 @@ static int vu_queue_map_desc(struct vu_dev *dev, struct vu_virtq *vq, unsigned i * * Return: -1 if there is an error, 0 otherwise */ -int vu_queue_pop(struct vu_dev *dev, struct vu_virtq *vq, struct vu_virtq_element *elem) +int vu_queue_pop(const struct vu_dev *dev, struct vu_virtq *vq, + struct vu_virtq_element *elem) { unsigned int head; int ret; |