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Show First 20 Lines • Show All 8,914 Lines • ▼ Show 20 Lines	nfsm_split(struct mbuf *mp, uint64_t xfer)
m2->m_epg_flags \|= EPG_FLAG_ANON;		m2->m_epg_flags \|= EPG_FLAG_ANON;

/*		/*
* If left < plen, allocate a new page for the new mbuf		* If left < plen, allocate a new page for the new mbuf
* and copy the data after left in the page to this new		* and copy the data after left in the page to this new
* page.		* page.
*/		*/
if (left < plen) {		if (left < plen) {
do {		pg = vm_page_alloc_noobj(VM_ALLOC_WAITOK \| VM_ALLOC_NODUMP \|
pg = vm_page_alloc(NULL, 0, VM_ALLOC_NORMAL \|
VM_ALLOC_NOOBJ \| VM_ALLOC_NODUMP \|
VM_ALLOC_WIRED);		VM_ALLOC_WIRED);
if (pg == NULL)
vm_wait(NULL);
} while (pg == NULL);
m2->m_epg_pa[0] = VM_PAGE_TO_PHYS(pg);		m2->m_epg_pa[0] = VM_PAGE_TO_PHYS(pg);
m2->m_epg_npgs = 1;		m2->m_epg_npgs = 1;

/* Copy the data after left to the new page. */		/* Copy the data after left to the new page. */
trim = plen - left;		trim = plen - left;
cp = (char )(void )PHYS_TO_DMAP(m->m_epg_pa[pgno]);		cp = (char )(void )PHYS_TO_DMAP(m->m_epg_pa[pgno]);
if (pgno == 0)		if (pgno == 0)
cp += m->m_epg_1st_off;		cp += m->m_epg_1st_off;
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