bsd/kern/uipc_mbuf.c

801 #define	MEXT_INIT(m, buf, size, free, arg, rfa, ref, flag) {		\
802 	(m)->m_data = (m)->m_ext.ext_buf = (buf);			\
814 #define	MBUF_CL_INIT(m, buf, rfa, ref, flag)	\
815 	MEXT_INIT(m, buf, m_maxsize(MC_CL), NULL, NULL, rfa, ref, flag)
817 #define	MBUF_BIGCL_INIT(m, buf, rfa, ref, flag)	\
818 	MEXT_INIT(m, buf, m_maxsize(MC_BIGCL), m_bigfree, NULL, rfa, ref, flag)
820 #define	MBUF_16KCL_INIT(m, buf, rfa, ref, flag)	\
821 	MEXT_INIT(m, buf, m_maxsize(MC_16KCL), m_16kfree, NULL, rfa, ref, flag)
1314 	void *buf;
1541 	MALLOC(buf, void *, MBUF_MTYPES_SIZE(ncpu) + CPU_CACHE_SIZE,
1543 	VERIFY(buf != NULL);
1545 	mbuf_mtypes = (mbuf_mtypes_t *)P2ROUNDUP((intptr_t)buf, CPU_CACHE_SIZE);
1561 			 * max sock buf at 1M
1586 	mcache_obj_t *buf;
1617 	buf = sp->sl_head;
1618 	VERIFY(slab_inrange(sp, buf) && sp == slab_get(buf));
1621 		sp->sl_head = buf->obj_next;
1624 		sp->sl_head = buf->obj_next;
1640 		mcache_audit_t *mca = mcl_audit_buf2mca(class, buf);
1696 			_MCHECK((struct mbuf *)buf);
1716 	return (buf);
1723 slab_free(mbuf_class_t class, mcache_obj_t *buf)
1730 	VERIFY(buf->obj_next == NULL);
1731 	sp = slab_get(buf);
1732 	VERIFY(sp->sl_class == class && slab_inrange(sp, buf) &&
1739 		VERIFY(IS_P2ALIGNED(buf, MCLBYTES));
1750 		VERIFY(IS_P2ALIGNED(buf, MCLBYTES));
1765 		VERIFY(IS_P2ALIGNED(buf, MBIGCLBYTES));
1801 		mcache_audit_t *mca = mcl_audit_buf2mca(class, buf);
1803 			mcache_audit_free_verify(mca, buf, 0, m_maxsize(class));
1810 		buf->obj_next = sp->sl_head;
1818 		buf->obj_next = sp->sl_head;
1820 	sp->sl_head = buf;
4924 m_devget(char *buf, int totlen, int off0, struct ifnet *ifp,
4933 	cp = buf;
4993 			cp = buf;
6069 slab_get(void *buf)
6076 	VERIFY(MBUF_IN_MAP(buf));
6077 	ix = ((char *)buf - (char *)mbutl) >> MBSHIFT;
6127 	ix = MTOBG(buf) % NSLABSPMB;
6187 slab_inrange(mcl_slab_t *sp, void *buf)
6189 	return ((uintptr_t)buf >= (uintptr_t)sp->sl_base &&
6190 	    (uintptr_t)buf < ((uintptr_t)sp->sl_base + sp->sl_len));
6200 	uintptr_t buf = (uintptr_t)sp->sl_base;
6202 	for (i = 0; i < sp->sl_chunks; i++, buf += chunk_len) {
6203 		void *next = ((mcache_obj_t *)buf)->obj_next;
6212 				    (void *)buf, sp, next, mbutl, embutl);
6217 			    (mcache_obj_t *)buf);
6240 mcl_audit_init(void *buf, mcache_audit_t **mca_list,
6251 	ix = MTOBG(buf);