src/sys/kern/uipc_socket.c - diff

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Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.

version 1.115, 2005/12/27 00:00:29

version 1.115.2.2, 2005/12/31 11:21:51

Line 390 sosend_loan(struct socket *so, struct ui

vaddr_t lva, va;

int npgs, i, error;

if (uio->uio_segflg != UIO_USERSPACE)

if (VMSPACE_IS_KERNEL(&uio->uio_vmspace->vm_map))

return (0);

if (iov->iov_len < (size_t) space)

Line 405 sosend_loan(struct socket *so, struct ui

/* XXX KDASSERT */

KASSERT(npgs <= M_EXT_MAXPAGES);

KASSERT(uio->uio_lwp != NULL);

lva = sokvaalloc(len, so);

if (lva == 0)

return 0;

error = uvm_loan(&uio->uio_lwp->l_proc->p_vmspace->vm_map, sva, len,

error = uvm_loan(&uio->uio_vmspace->vm_map, sva, len,

m->m_ext.ext_pgs, UVM_LOAN_TOPAGE);

if (error) {

sokvafree(lva, len);

Line 934 int

Line 933 int

soreceive(struct socket *so, struct mbuf **paddr, struct uio *uio,

struct mbuf **mp0, struct mbuf **controlp, int *flagsp)

{

struct lwp *l;

struct lwp *l = curlwp;

struct mbuf *m, **mp;

int flags, len, error, s, offset, moff, type, orig_resid;

const struct protosw *pr;

Line 945 soreceive(struct socket *so, struct mbuf

Line 944 soreceive(struct socket *so, struct mbuf

mp = mp0;

type = 0;

orig_resid = uio->uio_resid;

l = uio->uio_lwp;

if (paddr)

*paddr = 0;