C++ CTR3函数代码示例

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本文整理汇总了C++中CTR3函数的典型用法代码示例。如果您正苦于以下问题：C++ CTR3函数的具体用法？C++ CTR3怎么用？C++ CTR3使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了CTR3函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: vnode_pager_update_writecount

void
vnode_pager_update_writecount(vm_object_t object, vm_offset_t start,
    vm_offset_t end)
{
	struct vnode *vp;
	vm_ooffset_t old_wm;

	VM_OBJECT_WLOCK(object);
	if (object->type != OBJT_VNODE) {
		VM_OBJECT_WUNLOCK(object);
		return;
	}
	old_wm = object->un_pager.vnp.writemappings;
	object->un_pager.vnp.writemappings += (vm_ooffset_t)end - start;
	vp = object->handle;
	if (old_wm == 0 && object->un_pager.vnp.writemappings != 0) {
		ASSERT_VOP_ELOCKED(vp, "v_writecount inc");
		VOP_ADD_WRITECOUNT(vp, 1);
		CTR3(KTR_VFS, "%s: vp %p v_writecount increased to %d",
		    __func__, vp, vp->v_writecount);
	} else if (old_wm != 0 && object->un_pager.vnp.writemappings == 0) {
		ASSERT_VOP_ELOCKED(vp, "v_writecount dec");
		VOP_ADD_WRITECOUNT(vp, -1);
		CTR3(KTR_VFS, "%s: vp %p v_writecount decreased to %d",
		    __func__, vp, vp->v_writecount);
	}
	VM_OBJECT_WUNLOCK(object);
}

开发者ID:kwitaszczyk，项目名称:freebsd，代码行数:28，代码来源:vnode_pager.c

示例2: c4iw_mmap

static int c4iw_mmap(struct ib_ucontext *context, struct vm_area_struct *vma)
{
	int len = vma->vm_end - vma->vm_start;
	u32 key = vma->vm_pgoff << PAGE_SHIFT;
	struct c4iw_rdev *rdev;
	int ret = 0;
	struct c4iw_mm_entry *mm;
	struct c4iw_ucontext *ucontext;
	u64 addr, paddr;

	u64 va_regs_res = 0, va_udbs_res = 0;
	u64 len_regs_res = 0, len_udbs_res = 0;

	CTR3(KTR_IW_CXGBE, "%s:1 ctx %p vma %p", __func__, context, vma);

	CTR4(KTR_IW_CXGBE, "%s:1a pgoff 0x%lx key 0x%x len %d", __func__,
	    vma->vm_pgoff, key, len);

	if (vma->vm_start & (PAGE_SIZE-1)) {
		CTR3(KTR_IW_CXGBE, "%s:2 unaligned vm_start %u vma %p",
		    __func__, vma->vm_start, vma);
		return -EINVAL;
	}

	rdev = &(to_c4iw_dev(context->device)->rdev);
	ucontext = to_c4iw_ucontext(context);

	mm = remove_mmap(ucontext, key, len);
	if (!mm) {
		CTR4(KTR_IW_CXGBE, "%s:3 ucontext %p key %u len %u", __func__,
		    ucontext, key, len);
		return -EINVAL;
	}
	addr = mm->addr;
	kfree(mm);

	va_regs_res = (u64)rman_get_virtual(rdev->adap->regs_res);
	len_regs_res = (u64)rman_get_size(rdev->adap->regs_res);
	va_udbs_res = (u64)rman_get_virtual(rdev->adap->udbs_res);
	len_udbs_res = (u64)rman_get_size(rdev->adap->udbs_res);

	CTR6(KTR_IW_CXGBE,
	    "%s:4 addr %p, masync region %p:%p, udb region %p:%p", __func__,
	    addr, va_regs_res, va_regs_res+len_regs_res, va_udbs_res,
	    va_udbs_res+len_udbs_res);

	if (addr >= va_regs_res && addr < va_regs_res + len_regs_res) {
		CTR4(KTR_IW_CXGBE, "%s:5 MA_SYNC addr %p region %p, reglen %u",
		    __func__, addr, va_regs_res, len_regs_res);
		/*
		 * MA_SYNC register...
		 */
		paddr = vtophys(addr);
		vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
		ret = io_remap_pfn_range(vma, vma->vm_start,
				paddr >> PAGE_SHIFT,
				len, vma->vm_page_prot);
	} else {

开发者ID:Digital-Chaos，项目名称:freebsd，代码行数:58，代码来源:provider.c

示例3: cxgbei_task_reserve_itt

static unsigned int
cxgbei_task_reserve_itt(struct icl_conn *ic, void **prv,
			struct ccb_scsiio *scmd, unsigned int *itt)
{
	struct icl_cxgbei_conn *icc = ic_to_icc(ic);
	int xferlen = scmd->dxfer_len;
	struct cxgbei_task_data *tdata = NULL;
	struct cxgbei_sgl *sge = NULL;
	struct toepcb *toep = icc->toep;
	struct adapter *sc = td_adapter(toep->td);
	struct cxgbei_data *ci = sc->iscsi_ulp_softc;
	int err = -1;

	MPASS(icc->icc_signature == CXGBEI_CONN_SIGNATURE);

	tdata = (struct cxgbei_task_data *)*prv;
	if (xferlen == 0 || tdata == NULL)
		goto out;
	if (xferlen < DDP_THRESHOLD)
		goto out;

	if ((scmd->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
		tdata->nsge = cxgbei_map_sg(tdata->sgl, scmd);
		if (tdata->nsge == 0) {
			CTR1(KTR_CXGBE, "%s: map_sg failed", __func__);
			return 0;
		}
		sge = tdata->sgl;

		tdata->sc_ddp_tag = *itt;

		CTR3(KTR_CXGBE, "%s: *itt:0x%x sc_ddp_tag:0x%x",
				__func__, *itt, tdata->sc_ddp_tag);
		if (cxgbei_ulp2_sw_tag_usable(&ci->tag_format,
							tdata->sc_ddp_tag)) {
			err = t4_sk_ddp_tag_reserve(ci, icc, scmd->dxfer_len,
			    sge, tdata->nsge, &tdata->sc_ddp_tag);
		} else {
			CTR3(KTR_CXGBE,
				"%s: itt:0x%x sc_ddp_tag:0x%x not usable",
				__func__, *itt, tdata->sc_ddp_tag);
		}
	}
out:
	if (err < 0)
		tdata->sc_ddp_tag =
			cxgbei_ulp2_set_non_ddp_tag(&ci->tag_format, *itt);

	return tdata->sc_ddp_tag;
}

开发者ID:Digital-Chaos，项目名称:freebsd，代码行数:50，代码来源:cxgbei.c

示例4: cxio_dump_tpt

void cxio_dump_tpt(struct cxio_rdev *rdev, uint32_t stag)
{
	struct ch_mem_range *m;
	u64 *data;
	int rc;
	int size = 32;

	m = kmalloc(sizeof(*m) + size, M_NOWAIT);
	if (!m) {
		CTR1(KTR_IW_CXGB, "%s couldn't allocate memory.", __FUNCTION__);
		return;
	}
	m->mem_id = MEM_PMRX;
	m->addr = (stag>>8) * 32 + rdev->rnic_info.tpt_base;
	m->len = size;
	CTR3(KTR_IW_CXGB, "%s TPT addr 0x%x len %d", __FUNCTION__, m->addr, m->len);
	rc = rdev->t3cdev_p->ctl(rdev->t3cdev_p, RDMA_GET_MEM, m);
	if (rc) {
		CTR2(KTR_IW_CXGB, "%s toectl returned error %d", __FUNCTION__, rc);
		free(m, M_DEVBUF);
		return;
	}

	data = (u64 *)m->buf;
	while (size > 0) {
		CTR2(KTR_IW_CXGB, "TPT %08x: %016llx", m->addr, (unsigned long long) *data);
		size -= 8;
		data++;
		m->addr += 8;
	}
	free(m, M_DEVBUF);
}

开发者ID:AhmadTux，项目名称:freebsd，代码行数:32，代码来源:iw_cxgb_dbg.c