Commit 693ca399 authored Apr 07, 2020 by Tomasz Zawadzki

vhost: inline vhost_vring_desc_is_wr()



This is executed on hot path for I/O. Inline it.

Signed-off-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Change-Id: I6ded0dd3c15e81954350a9eb372156e9d38f87e4
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/1725


Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Mellanox Build Bot
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>

parent 6a29c6a9

lib/vhost/vhost.c

+0 −6

Original line number	Diff line number	Diff line
		@@ -704,12 +704,6 @@ vhost_vring_desc_get_next(struct vring_desc **desc,
		return 0;
		}

		bool
		vhost_vring_desc_is_wr(struct vring_desc *cur_desc)
		{
		return !!(cur_desc->flags & VRING_DESC_F_WRITE);
		}

		int
		vhost_vring_desc_to_iov(struct spdk_vhost_session vsession, struct iovec iov,
		uint16_t iov_index, const struct vring_desc desc)

lib/vhost/vhost_internal.h

+5 −1

Original line number	Diff line number	Diff line
		@@ -332,7 +332,11 @@ void vhost_vq_packed_ring_enqueue(struct spdk_vhost_session *vsession,
		*/
		int vhost_vring_desc_get_next(struct vring_desc **desc,
		struct vring_desc *desc_table, uint32_t desc_table_size);
		bool vhost_vring_desc_is_wr(struct vring_desc *cur_desc);
		static inline bool
		vhost_vring_desc_is_wr(struct vring_desc *cur_desc)
		{
		return !!(cur_desc->flags & VRING_DESC_F_WRITE);
		}

		int vhost_vring_desc_to_iov(struct spdk_vhost_session vsession, struct iovec iov,
		uint16_t iov_index, const struct vring_desc desc);