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Show First 20 Lines • Show All 422 Lines • ▼ Show 20 Lines	vq_relchain(struct vqueue_info *vq, uint16_t idx, uint32_t iolen)

uidx = vuh->vu_idx;		uidx = vuh->vu_idx;
vue = &vuh->vu_ring[uidx++ & mask];		vue = &vuh->vu_ring[uidx++ & mask];
vue->vu_idx = idx;		vue->vu_idx = idx;
vue->vu_tlen = iolen;		vue->vu_tlen = iolen;

/*		/*
* Ensure the used descriptor is visible before updating the index.		* Ensure the used descriptor is visible before updating the index.
* This is necessary on ISAs with memory ordering less strict than x86.		* This is necessary on ISAs with memory ordering less strict than x86
		* (and even on x86 to act as a compiler barrier).
*/		*/
atomic_thread_fence_rel();		atomic_thread_fence_rel();
vuh->vu_idx = uidx;		vuh->vu_idx = uidx;
}		}

/*		/*
* Driver has finished processing "available" chains and calling		* Driver has finished processing "available" chains and calling
* vq_relchain on each one. If driver used all the available		* vq_relchain on each one. If driver used all the available
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