45 lines
1.3 KiB
C
45 lines
1.3 KiB
C
/*
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* IOThread Virtqueue Mapping
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*
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* Copyright Red Hat, Inc
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*
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* SPDX-License-Identifier: GPL-2.0-only
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*/
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#ifndef HW_VIRTIO_IOTHREAD_VQ_MAPPING_H
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#define HW_VIRTIO_IOTHREAD_VQ_MAPPING_H
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#include "qapi/error.h"
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#include "qapi/qapi-types-virtio.h"
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/**
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* iothread_vq_mapping_apply:
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* @list: The mapping of virtqueues to IOThreads.
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* @vq_aio_context: The array of AioContext pointers to fill in.
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* @num_queues: The length of @vq_aio_context.
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* @errp: If an error occurs, a pointer to the area to store the error.
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*
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* Fill in the AioContext for each virtqueue in the @vq_aio_context array given
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* the iothread-vq-mapping parameter in @list.
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*
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* iothread_vq_mapping_cleanup() must be called to free IOThread object
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* references after this function returns success.
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*
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* Returns: %true on success, %false on failure.
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**/
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bool iothread_vq_mapping_apply(
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IOThreadVirtQueueMappingList *list,
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AioContext **vq_aio_context,
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uint16_t num_queues,
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Error **errp);
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/**
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* iothread_vq_mapping_cleanup:
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* @list: The mapping of virtqueues to IOThreads.
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*
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* Release IOThread object references that were acquired by
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* iothread_vq_mapping_apply().
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*/
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void iothread_vq_mapping_cleanup(IOThreadVirtQueueMappingList *list);
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#endif /* HW_VIRTIO_IOTHREAD_VQ_MAPPING_H */
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