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Lines Matching defs:lcp

1931 	lcpage_t *lcp;
1943 		lcp = l->l_lcpage;
1944 		*uaddr = lcp->lcp_uaddr + (vaddr_t)l->l_lwpctl - lcp->lcp_kaddr;
1991 	TAILQ_FOREACH(lcp, &lp->lp_pages, lcp_chain) {
1992 		if (lcp->lcp_nfree != 0)
1995 	if (lcp == NULL) {
2001 		lcp = kmem_alloc(LWPCTL_LCPAGE_SZ, KM_SLEEP);
2009 		lcp->lcp_kaddr = vm_map_min(kernel_map);
2010 		error = uvm_map(kernel_map, &lcp->lcp_kaddr, PAGE_SIZE,
2016 			kmem_free(lcp, LWPCTL_LCPAGE_SZ);
2020 		error = uvm_map_pageable(kernel_map, lcp->lcp_kaddr,
2021 		    lcp->lcp_kaddr + PAGE_SIZE, FALSE, 0);
2024 			uvm_unmap(kernel_map, lcp->lcp_kaddr,
2025 			    lcp->lcp_kaddr + PAGE_SIZE);
2026 			kmem_free(lcp, LWPCTL_LCPAGE_SZ);
2030 		lcp->lcp_uaddr = lp->lp_uva + lp->lp_cur;
2032 		lcp->lcp_nfree = LWPCTL_PER_PAGE;
2033 		lcp->lcp_rotor = 0;
2034 		memset(lcp->lcp_bitmap, 0xff, LWPCTL_BITMAP_SZ);
2035 		TAILQ_INSERT_HEAD(&lp->lp_pages, lcp, lcp_chain);
2037 	for (i = lcp->lcp_rotor; lcp->lcp_bitmap[i] == 0;) {
2041 	bit = ffs(lcp->lcp_bitmap[i]) - 1;
2042 	lcp->lcp_bitmap[i] ^= (1U << bit);
2043 	lcp->lcp_rotor = i;
2044 	lcp->lcp_nfree--;
2045 	l->l_lcpage = lcp;
2047 	l->l_lwpctl = (lwpctl_t *)lcp->lcp_kaddr + offset;
2048 	*uaddr = lcp->lcp_uaddr + offset * sizeof(lwpctl_t);
2066 	lcpage_t *lcp;
2078 	lcp = l->l_lcpage;
2079 	offset = (u_int)((lwpctl_t *)l->l_lwpctl - (lwpctl_t *)lcp->lcp_kaddr);
2083 	lcp->lcp_nfree++;
2085 	lcp->lcp_bitmap[map] |= (1U << (offset & 31));
2086 	if (lcp->lcp_bitmap[lcp->lcp_rotor] == 0)
2087 		lcp->lcp_rotor = map;
2089 		TAILQ_REMOVE(&lp->lp_pages, lcp, lcp_chain);
2090 		TAILQ_INSERT_HEAD(&lp->lp_pages, lcp, lcp_chain);
2102 	lcpage_t *lcp, *next;
2116 	for (lcp = TAILQ_FIRST(&lp->lp_pages); lcp != NULL; lcp = next) {
2117 		next = TAILQ_NEXT(lcp, lcp_chain);
2118 		uvm_unmap(kernel_map, lcp->lcp_kaddr,
2119 		    lcp->lcp_kaddr + PAGE_SIZE);
2120 		kmem_free(lcp, LWPCTL_LCPAGE_SZ);