| version 1.115, 2005/12/27 00:00:29 |
version 1.115.6.1, 2006/04/22 11:39:59 |
| Line 155 static int sokvawaiters; |
|
| Line 155 static int sokvawaiters; |
|
| #define SOCK_LOAN_THRESH 4096 |
#define SOCK_LOAN_THRESH 4096 |
| #define SOCK_LOAN_CHUNK 65536 |
#define SOCK_LOAN_CHUNK 65536 |
| |
|
| static size_t sodopendfree(struct socket *); |
static size_t sodopendfree(void); |
| static size_t sodopendfreel(struct socket *); |
static size_t sodopendfreel(void); |
| |
|
| static vsize_t |
static vsize_t |
| sokvareserve(struct socket *so, vsize_t len) |
sokvareserve(struct socket *so, vsize_t len) |
| Line 173 sokvareserve(struct socket *so, vsize_t |
|
| Line 173 sokvareserve(struct socket *so, vsize_t |
|
| * try to do pendfree. |
* try to do pendfree. |
| */ |
*/ |
| |
|
| freed = sodopendfreel(so); |
freed = sodopendfreel(); |
| |
|
| /* |
/* |
| * if some kva was freed, try again. |
* if some kva was freed, try again. |
| Line 292 sodoloanfree(struct vm_page **pgs, caddr |
|
| Line 292 sodoloanfree(struct vm_page **pgs, caddr |
|
| } |
} |
| |
|
| static size_t |
static size_t |
| sodopendfree(struct socket *so) |
sodopendfree() |
| { |
{ |
| int s; |
int s; |
| size_t rv; |
size_t rv; |
| |
|
| s = splvm(); |
s = splvm(); |
| simple_lock(&so_pendfree_slock); |
simple_lock(&so_pendfree_slock); |
| rv = sodopendfreel(so); |
rv = sodopendfreel(); |
| simple_unlock(&so_pendfree_slock); |
simple_unlock(&so_pendfree_slock); |
| splx(s); |
splx(s); |
| |
|
| Line 315 sodopendfree(struct socket *so) |
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| Line 315 sodopendfree(struct socket *so) |
|
| */ |
*/ |
| |
|
| static size_t |
static size_t |
| sodopendfreel(struct socket *so) |
sodopendfreel() |
| { |
{ |
| size_t rv = 0; |
size_t rv = 0; |
| |
|
| Line 390 sosend_loan(struct socket *so, struct ui |
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| Line 390 sosend_loan(struct socket *so, struct ui |
|
| vaddr_t lva, va; |
vaddr_t lva, va; |
| int npgs, i, error; |
int npgs, i, error; |
| |
|
| if (uio->uio_segflg != UIO_USERSPACE) |
if (VMSPACE_IS_KERNEL_P(uio->uio_vmspace)) |
| return (0); |
return (0); |
| |
|
| if (iov->iov_len < (size_t) space) |
if (iov->iov_len < (size_t) space) |
| Line 405 sosend_loan(struct socket *so, struct ui |
|
| Line 405 sosend_loan(struct socket *so, struct ui |
|
| |
|
| /* XXX KDASSERT */ |
/* XXX KDASSERT */ |
| KASSERT(npgs <= M_EXT_MAXPAGES); |
KASSERT(npgs <= M_EXT_MAXPAGES); |
| KASSERT(uio->uio_lwp != NULL); |
|
| |
|
| lva = sokvaalloc(len, so); |
lva = sokvaalloc(len, so); |
| if (lva == 0) |
if (lva == 0) |
| return 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); |
m->m_ext.ext_pgs, UVM_LOAN_TOPAGE); |
| if (error) { |
if (error) { |
| sokvafree(lva, len); |
sokvafree(lva, len); |
| Line 706 sodisconnect(struct socket *so) |
|
| Line 705 sodisconnect(struct socket *so) |
|
| (struct lwp *)0); |
(struct lwp *)0); |
| bad: |
bad: |
| splx(s); |
splx(s); |
| sodopendfree(so); |
sodopendfree(); |
| return (error); |
return (error); |
| } |
} |
| |
|
| Line 738 sosend(struct socket *so, struct mbuf *a |
|
| Line 737 sosend(struct socket *so, struct mbuf *a |
|
| int error, s, dontroute, atomic; |
int error, s, dontroute, atomic; |
| |
|
| p = l->l_proc; |
p = l->l_proc; |
| sodopendfree(so); |
sodopendfree(); |
| |
|
| clen = 0; |
clen = 0; |
| atomic = sosendallatonce(so) || top; |
atomic = sosendallatonce(so) || top; |
|
|
| soreceive(struct socket *so, struct mbuf **paddr, struct uio *uio, |
soreceive(struct socket *so, struct mbuf **paddr, struct uio *uio, |
| struct mbuf **mp0, struct mbuf **controlp, int *flagsp) |
struct mbuf **mp0, struct mbuf **controlp, int *flagsp) |
| { |
{ |
| struct lwp *l; |
struct lwp *l = curlwp; |
| struct mbuf *m, **mp; |
struct mbuf *m, **mp; |
| int flags, len, error, s, offset, moff, type, orig_resid; |
int flags, len, error, s, offset, moff, type, orig_resid; |
| const struct protosw *pr; |
const struct protosw *pr; |
| Line 945 soreceive(struct socket *so, struct mbuf |
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| Line 944 soreceive(struct socket *so, struct mbuf |
|
| mp = mp0; |
mp = mp0; |
| type = 0; |
type = 0; |
| orig_resid = uio->uio_resid; |
orig_resid = uio->uio_resid; |
| l = uio->uio_lwp; |
|
| |
|
| if (paddr) |
if (paddr) |
| *paddr = 0; |
*paddr = 0; |
| Line 957 soreceive(struct socket *so, struct mbuf |
|
| Line 955 soreceive(struct socket *so, struct mbuf |
|
| flags = 0; |
flags = 0; |
| |
|
| if ((flags & MSG_DONTWAIT) == 0) |
if ((flags & MSG_DONTWAIT) == 0) |
| sodopendfree(so); |
sodopendfree(); |
| |
|
| if (flags & MSG_OOB) { |
if (flags & MSG_OOB) { |
| m = m_get(M_WAIT, MT_DATA); |
m = m_get(M_WAIT, MT_DATA); |