src/sys/kern/uipc_socket.c - diff

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version 1.111.2.1, 2005/07/07 12:07:38

version 1.111.2.2, 2005/07/07 12:42:25

Line 378 sosend_loan(struct socket *so, struct ui

vsize_t len;

vaddr_t lva;

int npgs, error;

#if 0

#if !defined(__HAVE_LAZY_MBUF)

vaddr_t va;

int i;

#endif

#endif /* !defined(__HAVE_LAZY_MBUF) */

if (uio->uio_segflg != UIO_USERSPACE)

return (0);

Line 411 sosend_loan(struct socket *so, struct ui

return (0);

}

#if 0

#if !defined(__HAVE_LAZY_MBUF)

for (i = 0, va = lva; i < npgs; i++, va += PAGE_SIZE)

pmap_kenter_pa(va, VM_PAGE_TO_PHYS(m->m_ext.ext_pgs[i]),

VM_PROT_READ);

pmap_update(pmap_kernel());

#endif

#endif /* !defined(__HAVE_LAZY_MBUF) */

lva += (vaddr_t) iov->iov_base & PAGE_MASK;

MEXTADD(m, (caddr_t) lva, space, M_MBUF, soloanfree, so);

m->m_flags |= M_EXT_PAGES | M_EXT_ROMAP;

#if defined(__HAVE_LAZY_MBUF)

m->m_flags |= M_EXT_LAZY;

m->m_ext.ext_flags |= M_EXT_LAZY;

#endif /* defined(__HAVE_LAZY_MBUF) */

uio->uio_resid -= space;

/* uio_offset not updated, not set/used for write(2) */