version 1.83.2.11, 2005/12/11 10:29:12 |
version 1.134.2.2, 2007/04/10 13:26:42 |
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/* $NetBSD$ */ |
/* $NetBSD$ */ |
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/*- |
/*- |
* Copyright (c) 2002 The NetBSD Foundation, Inc. |
* Copyright (c) 2002, 2007 The NetBSD Foundation, Inc. |
* All rights reserved. |
* All rights reserved. |
* |
* |
* This code is derived from software contributed to The NetBSD Foundation |
* This code is derived from software contributed to The NetBSD Foundation |
Line 91 __KERNEL_RCSID(0, "$NetBSD$"); |
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Line 91 __KERNEL_RCSID(0, "$NetBSD$"); |
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#include <sys/pool.h> |
#include <sys/pool.h> |
#include <sys/event.h> |
#include <sys/event.h> |
#include <sys/poll.h> |
#include <sys/poll.h> |
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#include <sys/kauth.h> |
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#include <sys/mutex.h> |
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#include <sys/condvar.h> |
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#include <uvm/uvm.h> |
#include <uvm/uvm.h> |
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POOL_INIT(socket_pool, sizeof(struct socket), 0, 0, 0, "sockpl", NULL); |
POOL_INIT(socket_pool, sizeof(struct socket), 0, 0, 0, "sockpl", NULL, |
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IPL_SOFTNET); |
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MALLOC_DEFINE(M_SOOPTS, "soopts", "socket options"); |
MALLOC_DEFINE(M_SOOPTS, "soopts", "socket options"); |
MALLOC_DEFINE(M_SONAME, "soname", "socket name"); |
MALLOC_DEFINE(M_SONAME, "soname", "socket name"); |
Line 126 EVCNT_ATTACH_STATIC(sosend_kvalimit); |
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Line 130 EVCNT_ATTACH_STATIC(sosend_kvalimit); |
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#endif /* SOSEND_COUNTERS */ |
#endif /* SOSEND_COUNTERS */ |
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void |
static struct callback_entry sokva_reclaimerentry; |
soinit(void) |
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{ |
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/* Set the initial adjusted socket buffer size. */ |
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if (sb_max_set(sb_max)) |
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panic("bad initial sb_max value: %lu", sb_max); |
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} |
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#ifdef SOSEND_NO_LOAN |
#ifdef SOSEND_NO_LOAN |
int use_sosend_loan = 0; |
int sock_loan_thresh = -1; |
#else |
#else |
int use_sosend_loan = 1; |
int sock_loan_thresh = 4096; |
#endif |
#endif |
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static struct simplelock so_pendfree_slock = SIMPLELOCK_INITIALIZER; |
static kmutex_t so_pendfree_lock; |
static struct mbuf *so_pendfree; |
static struct mbuf *so_pendfree; |
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#ifndef SOMAXKVA |
#ifndef SOMAXKVA |
Line 150 static struct mbuf *so_pendfree; |
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Line 146 static struct mbuf *so_pendfree; |
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#endif |
#endif |
int somaxkva = SOMAXKVA; |
int somaxkva = SOMAXKVA; |
static int socurkva; |
static int socurkva; |
static int sokvawaiters; |
static kcondvar_t socurkva_cv; |
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#define SOCK_LOAN_THRESH 4096 |
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#define SOCK_LOAN_CHUNK 65536 |
#define SOCK_LOAN_CHUNK 65536 |
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static size_t sodopendfree(struct socket *); |
static size_t sodopendfree(void); |
static size_t sodopendfreel(struct socket *); |
static size_t sodopendfreel(void); |
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static vsize_t |
static vsize_t |
sokvareserve(struct socket *so, vsize_t len) |
sokvareserve(struct socket *so, vsize_t len) |
{ |
{ |
int s; |
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int error; |
int error; |
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s = splvm(); |
mutex_enter(&so_pendfree_lock); |
simple_lock(&so_pendfree_slock); |
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while (socurkva + len > somaxkva) { |
while (socurkva + len > somaxkva) { |
size_t freed; |
size_t freed; |
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Line 173 sokvareserve(struct socket *so, vsize_t |
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Line 166 sokvareserve(struct socket *so, vsize_t |
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* try to do pendfree. |
* try to do pendfree. |
*/ |
*/ |
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freed = sodopendfreel(so); |
freed = sodopendfreel(); |
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/* |
/* |
* if some kva was freed, try again. |
* if some kva was freed, try again. |
Line 183 sokvareserve(struct socket *so, vsize_t |
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Line 176 sokvareserve(struct socket *so, vsize_t |
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continue; |
continue; |
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SOSEND_COUNTER_INCR(&sosend_kvalimit); |
SOSEND_COUNTER_INCR(&sosend_kvalimit); |
sokvawaiters++; |
error = cv_wait_sig(&socurkva_cv, &so_pendfree_lock); |
error = ltsleep(&socurkva, PVM | PCATCH, "sokva", 0, |
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&so_pendfree_slock); |
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sokvawaiters--; |
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if (error) { |
if (error) { |
len = 0; |
len = 0; |
break; |
break; |
} |
} |
} |
} |
socurkva += len; |
socurkva += len; |
simple_unlock(&so_pendfree_slock); |
mutex_exit(&so_pendfree_lock); |
splx(s); |
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return len; |
return len; |
} |
} |
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static void |
static void |
sokvaunreserve(vsize_t len) |
sokvaunreserve(vsize_t len) |
{ |
{ |
int s; |
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s = splvm(); |
mutex_enter(&so_pendfree_lock); |
simple_lock(&so_pendfree_slock); |
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socurkva -= len; |
socurkva -= len; |
if (sokvawaiters) |
cv_broadcast(&socurkva_cv); |
wakeup(&socurkva); |
mutex_exit(&so_pendfree_lock); |
simple_unlock(&so_pendfree_slock); |
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splx(s); |
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} |
} |
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/* |
/* |
Line 263 sokvafree(vaddr_t sva, vsize_t len) |
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Line 248 sokvafree(vaddr_t sva, vsize_t len) |
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} |
} |
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static void |
static void |
sodoloanfree(struct vm_page **pgs, caddr_t buf, size_t size) |
sodoloanfree(struct vm_page **pgs, void *buf, size_t size) |
{ |
{ |
vaddr_t va, sva, eva; |
vaddr_t va, sva, eva; |
vsize_t len; |
vsize_t len; |
Line 279 sodoloanfree(struct vm_page **pgs, caddr |
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Line 264 sodoloanfree(struct vm_page **pgs, caddr |
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pgs = alloca(npgs * sizeof(*pgs)); |
pgs = alloca(npgs * sizeof(*pgs)); |
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for (i = 0, va = sva; va < eva; i++, va += PAGE_SIZE) { |
for (i = 0, va = sva; va < eva; i++, va += PAGE_SIZE) { |
if (pmap_extract(pmap_kernel(), va, &pa) == FALSE) |
if (pmap_extract(pmap_kernel(), va, &pa) == false) |
panic("sodoloanfree: va 0x%lx not mapped", va); |
panic("sodoloanfree: va 0x%lx not mapped", va); |
pgs[i] = PHYS_TO_VM_PAGE(pa); |
pgs[i] = PHYS_TO_VM_PAGE(pa); |
} |
} |
Line 292 sodoloanfree(struct vm_page **pgs, caddr |
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Line 277 sodoloanfree(struct vm_page **pgs, caddr |
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} |
} |
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static size_t |
static size_t |
sodopendfree(struct socket *so) |
sodopendfree() |
{ |
{ |
int s; |
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size_t rv; |
size_t rv; |
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s = splvm(); |
mutex_enter(&so_pendfree_lock); |
simple_lock(&so_pendfree_slock); |
rv = sodopendfreel(); |
rv = sodopendfreel(so); |
mutex_exit(&so_pendfree_lock); |
simple_unlock(&so_pendfree_slock); |
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splx(s); |
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return rv; |
return rv; |
} |
} |
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/* |
/* |
* sodopendfreel: free mbufs on "pendfree" list. |
* sodopendfreel: free mbufs on "pendfree" list. |
* unlock and relock so_pendfree_slock when freeing mbufs. |
* unlock and relock so_pendfree_lock when freeing mbufs. |
* |
* |
* => called with so_pendfree_slock held. |
* => called with so_pendfree_lock held. |
* => called at splvm. |
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*/ |
*/ |
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static size_t |
static size_t |
sodopendfreel(struct socket *so) |
sodopendfreel() |
{ |
{ |
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struct mbuf *m, *next; |
size_t rv = 0; |
size_t rv = 0; |
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int s; |
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LOCK_ASSERT(simple_lock_held(&so_pendfree_slock)); |
KASSERT(mutex_owned(&so_pendfree_lock)); |
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for (;;) { |
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struct mbuf *m; |
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struct mbuf *next; |
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while (so_pendfree != NULL) { |
m = so_pendfree; |
m = so_pendfree; |
if (m == NULL) |
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break; |
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so_pendfree = NULL; |
so_pendfree = NULL; |
simple_unlock(&so_pendfree_slock); |
mutex_exit(&so_pendfree_lock); |
/* XXX splx */ |
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for (; m != NULL; m = next) { |
for (; m != NULL; m = next) { |
next = m->m_next; |
next = m->m_next; |
Line 339 sodopendfreel(struct socket *so) |
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Line 316 sodopendfreel(struct socket *so) |
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sodoloanfree((m->m_flags & M_EXT_PAGES) ? |
sodoloanfree((m->m_flags & M_EXT_PAGES) ? |
m->m_ext.ext_pgs : NULL, m->m_ext.ext_buf, |
m->m_ext.ext_pgs : NULL, m->m_ext.ext_buf, |
m->m_ext.ext_size); |
m->m_ext.ext_size); |
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s = splvm(); |
pool_cache_put(&mbpool_cache, m); |
pool_cache_put(&mbpool_cache, m); |
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splx(s); |
} |
} |
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/* XXX splvm */ |
mutex_enter(&so_pendfree_lock); |
simple_lock(&so_pendfree_slock); |
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} |
} |
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return (rv); |
return (rv); |
} |
} |
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void |
void |
soloanfree(struct mbuf *m, caddr_t buf, size_t size, void *arg) |
soloanfree(struct mbuf *m, void *buf, size_t size, void *arg) |
{ |
{ |
int s; |
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if (m == NULL) { |
if (m == NULL) { |
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Line 371 soloanfree(struct mbuf *m, caddr_t buf, |
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Line 348 soloanfree(struct mbuf *m, caddr_t buf, |
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* because we need to put kva back to kernel_map. |
* because we need to put kva back to kernel_map. |
*/ |
*/ |
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s = splvm(); |
mutex_enter(&so_pendfree_lock); |
simple_lock(&so_pendfree_slock); |
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m->m_next = so_pendfree; |
m->m_next = so_pendfree; |
so_pendfree = m; |
so_pendfree = m; |
if (sokvawaiters) |
cv_broadcast(&socurkva_cv); |
wakeup(&socurkva); |
mutex_exit(&so_pendfree_lock); |
simple_unlock(&so_pendfree_slock); |
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splx(s); |
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} |
} |
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static long |
static long |
Line 390 sosend_loan(struct socket *so, struct ui |
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Line 364 sosend_loan(struct socket *so, struct ui |
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vaddr_t lva, va; |
vaddr_t lva, va; |
int npgs, i, error; |
int npgs, i, error; |
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if (uio->uio_segflg != UIO_USERSPACE) |
if (VMSPACE_IS_KERNEL_P(uio->uio_vmspace)) |
return (0); |
return (0); |
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if (iov->iov_len < (size_t) space) |
if (iov->iov_len < (size_t) space) |
Line 405 sosend_loan(struct socket *so, struct ui |
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Line 379 sosend_loan(struct socket *so, struct ui |
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/* XXX KDASSERT */ |
/* XXX KDASSERT */ |
KASSERT(npgs <= M_EXT_MAXPAGES); |
KASSERT(npgs <= M_EXT_MAXPAGES); |
KASSERT(uio->uio_lwp != NULL); |
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lva = sokvaalloc(len, so); |
lva = sokvaalloc(len, so); |
if (lva == 0) |
if (lva == 0) |
return 0; |
return 0; |
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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 425 sosend_loan(struct socket *so, struct ui |
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Line 398 sosend_loan(struct socket *so, struct ui |
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lva += (vaddr_t) iov->iov_base & PAGE_MASK; |
lva += (vaddr_t) iov->iov_base & PAGE_MASK; |
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MEXTADD(m, (caddr_t) lva, space, M_MBUF, soloanfree, so); |
MEXTADD(m, (void *) lva, space, M_MBUF, soloanfree, so); |
m->m_flags |= M_EXT_PAGES | M_EXT_ROMAP; |
m->m_flags |= M_EXT_PAGES | M_EXT_ROMAP; |
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uio->uio_resid -= space; |
uio->uio_resid -= space; |
/* uio_offset not updated, not set/used for write(2) */ |
/* uio_offset not updated, not set/used for write(2) */ |
uio->uio_iov->iov_base = (caddr_t) uio->uio_iov->iov_base + space; |
uio->uio_iov->iov_base = (char *)uio->uio_iov->iov_base + space; |
uio->uio_iov->iov_len -= space; |
uio->uio_iov->iov_len -= space; |
if (uio->uio_iov->iov_len == 0) { |
if (uio->uio_iov->iov_len == 0) { |
uio->uio_iov++; |
uio->uio_iov++; |
Line 440 sosend_loan(struct socket *so, struct ui |
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Line 413 sosend_loan(struct socket *so, struct ui |
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return (space); |
return (space); |
} |
} |
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static int |
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sokva_reclaim_callback(struct callback_entry *ce, void *obj, void *arg) |
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{ |
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KASSERT(ce == &sokva_reclaimerentry); |
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KASSERT(obj == NULL); |
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sodopendfree(); |
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if (!vm_map_starved_p(kernel_map)) { |
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return CALLBACK_CHAIN_ABORT; |
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} |
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return CALLBACK_CHAIN_CONTINUE; |
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} |
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void |
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soinit(void) |
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{ |
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mutex_init(&so_pendfree_lock, MUTEX_DRIVER, IPL_VM); |
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cv_init(&socurkva_cv, "sokva"); |
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/* Set the initial adjusted socket buffer size. */ |
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if (sb_max_set(sb_max)) |
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panic("bad initial sb_max value: %lu", sb_max); |
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callback_register(&vm_map_to_kernel(kernel_map)->vmk_reclaim_callback, |
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&sokva_reclaimerentry, NULL, sokva_reclaim_callback); |
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} |
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/* |
/* |
* Socket operation routines. |
* Socket operation routines. |
* These routines are called by the routines in |
* These routines are called by the routines in |
Line 453 socreate(int dom, struct socket **aso, i |
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Line 455 socreate(int dom, struct socket **aso, i |
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{ |
{ |
const struct protosw *prp; |
const struct protosw *prp; |
struct socket *so; |
struct socket *so; |
struct proc *p; |
uid_t uid; |
int error, s; |
int error, s; |
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p = l->l_proc; |
error = kauth_authorize_network(l->l_cred, KAUTH_NETWORK_SOCKET, |
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KAUTH_REQ_NETWORK_SOCKET_OPEN, KAUTH_ARG(dom), KAUTH_ARG(type), |
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KAUTH_ARG(proto)); |
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if (error) |
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return (error); |
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if (proto) |
if (proto) |
prp = pffindproto(dom, proto, type); |
prp = pffindproto(dom, proto, type); |
else |
else |
prp = pffindtype(dom, type); |
prp = pffindtype(dom, type); |
if (prp == 0 || prp->pr_usrreq == 0) |
if (prp == 0) { |
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/* no support for domain */ |
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if (pffinddomain(dom) == 0) |
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return (EAFNOSUPPORT); |
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/* no support for socket type */ |
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if (proto == 0 && type != 0) |
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return (EPROTOTYPE); |
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return (EPROTONOSUPPORT); |
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} |
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if (prp->pr_usrreq == 0) |
return (EPROTONOSUPPORT); |
return (EPROTONOSUPPORT); |
if (prp->pr_type != type) |
if (prp->pr_type != type) |
return (EPROTOTYPE); |
return (EPROTOTYPE); |
s = splsoftnet(); |
s = splsoftnet(); |
so = pool_get(&socket_pool, PR_WAITOK); |
so = pool_get(&socket_pool, PR_WAITOK); |
memset((caddr_t)so, 0, sizeof(*so)); |
memset((void *)so, 0, sizeof(*so)); |
TAILQ_INIT(&so->so_q0); |
TAILQ_INIT(&so->so_q0); |
TAILQ_INIT(&so->so_q); |
TAILQ_INIT(&so->so_q); |
so->so_type = type; |
so->so_type = type; |
Line 479 socreate(int dom, struct socket **aso, i |
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Line 495 socreate(int dom, struct socket **aso, i |
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so->so_snd.sb_mowner = &prp->pr_domain->dom_mowner; |
so->so_snd.sb_mowner = &prp->pr_domain->dom_mowner; |
so->so_mowner = &prp->pr_domain->dom_mowner; |
so->so_mowner = &prp->pr_domain->dom_mowner; |
#endif |
#endif |
if (p != 0) |
uid = kauth_cred_geteuid(l->l_cred); |
so->so_uidinfo = uid_find(p->p_ucred->cr_uid); |
so->so_uidinfo = uid_find(uid); |
else |
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so->so_uidinfo = uid_find(0); |
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error = (*prp->pr_usrreq)(so, PRU_ATTACH, (struct mbuf *)0, |
error = (*prp->pr_usrreq)(so, PRU_ATTACH, (struct mbuf *)0, |
(struct mbuf *)(long)proto, (struct mbuf *)0, l); |
(struct mbuf *)(long)proto, (struct mbuf *)0, l); |
if (error) { |
if (error) { |
Line 591 soclose(struct socket *so) |
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Line 605 soclose(struct socket *so) |
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(so->so_state & SS_NBIO)) |
(so->so_state & SS_NBIO)) |
goto drop; |
goto drop; |
while (so->so_state & SS_ISCONNECTED) { |
while (so->so_state & SS_ISCONNECTED) { |
error = tsleep((caddr_t)&so->so_timeo, |
error = tsleep((void *)&so->so_timeo, |
PSOCK | PCATCH, netcls, |
PSOCK | PCATCH, netcls, |
so->so_linger * hz); |
so->so_linger * hz); |
if (error) |
if (error) |
Line 705 sodisconnect(struct socket *so) |
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Line 719 sodisconnect(struct socket *so) |
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(struct lwp *)0); |
(struct lwp *)0); |
bad: |
bad: |
splx(s); |
splx(s); |
sodopendfree(so); |
sodopendfree(); |
return (error); |
return (error); |
} |
} |
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Line 737 sosend(struct socket *so, struct mbuf *a |
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Line 751 sosend(struct socket *so, struct mbuf *a |
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int error, s, dontroute, atomic; |
int error, s, dontroute, atomic; |
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p = l->l_proc; |
p = l->l_proc; |
sodopendfree(so); |
sodopendfree(); |
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clen = 0; |
clen = 0; |
atomic = sosendallatonce(so) || top; |
atomic = sosendallatonce(so) || top; |
Line 825 sosend(struct socket *so, struct mbuf *a |
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Line 839 sosend(struct socket *so, struct mbuf *a |
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mlen = MLEN; |
mlen = MLEN; |
} |
} |
MCLAIM(m, so->so_snd.sb_mowner); |
MCLAIM(m, so->so_snd.sb_mowner); |
if (use_sosend_loan && |
if (sock_loan_thresh >= 0 && |
uio->uio_iov->iov_len >= SOCK_LOAN_THRESH && |
uio->uio_iov->iov_len >= sock_loan_thresh && |
space >= SOCK_LOAN_THRESH && |
space >= sock_loan_thresh && |
(len = sosend_loan(so, uio, m, |
(len = sosend_loan(so, uio, m, |
space)) != 0) { |
space)) != 0) { |
SOSEND_COUNTER_INCR(&sosend_loan_big); |
SOSEND_COUNTER_INCR(&sosend_loan_big); |
Line 859 sosend(struct socket *so, struct mbuf *a |
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Line 873 sosend(struct socket *so, struct mbuf *a |
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if (atomic && top == 0 && len < mlen) |
if (atomic && top == 0 && len < mlen) |
MH_ALIGN(m, len); |
MH_ALIGN(m, len); |
} |
} |
error = uiomove(mtod(m, caddr_t), (int)len, |
error = uiomove(mtod(m, void *), (int)len, |
uio); |
uio); |
have_data: |
have_data: |
resid = uio->uio_resid; |
resid = uio->uio_resid; |
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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 944 soreceive(struct socket *so, struct mbuf |
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Line 958 soreceive(struct socket *so, struct mbuf |
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mp = mp0; |
mp = mp0; |
type = 0; |
type = 0; |
orig_resid = uio->uio_resid; |
orig_resid = uio->uio_resid; |
l = uio->uio_lwp; |
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|
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if (paddr) |
if (paddr) |
*paddr = 0; |
*paddr = 0; |
Line 956 soreceive(struct socket *so, struct mbuf |
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Line 969 soreceive(struct socket *so, struct mbuf |
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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); |
Line 966 soreceive(struct socket *so, struct mbuf |
|
Line 979 soreceive(struct socket *so, struct mbuf |
|
if (error) |
if (error) |
goto bad; |
goto bad; |
do { |
do { |
error = uiomove(mtod(m, caddr_t), |
error = uiomove(mtod(m, void *), |
(int) min(uio->uio_resid, m->m_len), uio); |
(int) min(uio->uio_resid, m->m_len), uio); |
m = m_free(m); |
m = m_free(m); |
} while (uio->uio_resid && error == 0 && m); |
} while (uio->uio_resid && error == 0 && m); |
Line 1180 soreceive(struct socket *so, struct mbuf |
|
Line 1193 soreceive(struct socket *so, struct mbuf |
|
SBLASTRECORDCHK(&so->so_rcv, "soreceive uiomove"); |
SBLASTRECORDCHK(&so->so_rcv, "soreceive uiomove"); |
SBLASTMBUFCHK(&so->so_rcv, "soreceive uiomove"); |
SBLASTMBUFCHK(&so->so_rcv, "soreceive uiomove"); |
splx(s); |
splx(s); |
error = uiomove(mtod(m, caddr_t) + moff, (int)len, uio); |
error = uiomove(mtod(m, char *) + moff, (int)len, uio); |
s = splsoftnet(); |
s = splsoftnet(); |
if (error) { |
if (error) { |
/* |
/* |
Line 1391 sosetopt(struct socket *so, int level, i |
|
Line 1404 sosetopt(struct socket *so, int level, i |
|
{ |
{ |
int error; |
int error; |
struct mbuf *m; |
struct mbuf *m; |
|
struct linger *l; |
|
|
error = 0; |
error = 0; |
m = m0; |
m = m0; |
Line 1407 sosetopt(struct socket *so, int level, i |
|
Line 1421 sosetopt(struct socket *so, int level, i |
|
error = EINVAL; |
error = EINVAL; |
goto bad; |
goto bad; |
} |
} |
if (mtod(m, struct linger *)->l_linger < 0 || |
l = mtod(m, struct linger *); |
mtod(m, struct linger *)->l_linger > (INT_MAX / hz)) { |
if (l->l_linger < 0 || l->l_linger > USHRT_MAX || |
|
l->l_linger > (INT_MAX / hz)) { |
error = EDOM; |
error = EDOM; |
goto bad; |
goto bad; |
} |
} |
so->so_linger = mtod(m, struct linger *)->l_linger; |
so->so_linger = l->l_linger; |
/* fall thru... */ |
if (l->l_onoff) |
|
so->so_options |= SO_LINGER; |
|
else |
|
so->so_options &= ~SO_LINGER; |
|
break; |
|
|
case SO_DEBUG: |
case SO_DEBUG: |
case SO_KEEPALIVE: |
case SO_KEEPALIVE: |
Line 1553 sogetopt(struct socket *so, int level, i |
|
Line 1572 sogetopt(struct socket *so, int level, i |
|
case SO_LINGER: |
case SO_LINGER: |
m->m_len = sizeof(struct linger); |
m->m_len = sizeof(struct linger); |
mtod(m, struct linger *)->l_onoff = |
mtod(m, struct linger *)->l_onoff = |
so->so_options & SO_LINGER; |
(so->so_options & SO_LINGER) ? 1 : 0; |
mtod(m, struct linger *)->l_linger = so->so_linger; |
mtod(m, struct linger *)->l_linger = so->so_linger; |
break; |
break; |
|
|
Line 1566 sogetopt(struct socket *so, int level, i |
|
Line 1585 sogetopt(struct socket *so, int level, i |
|
case SO_BROADCAST: |
case SO_BROADCAST: |
case SO_OOBINLINE: |
case SO_OOBINLINE: |
case SO_TIMESTAMP: |
case SO_TIMESTAMP: |
*mtod(m, int *) = so->so_options & optname; |
*mtod(m, int *) = (so->so_options & optname) ? 1 : 0; |
break; |
break; |
|
|
case SO_TYPE: |
case SO_TYPE: |
Line 1756 sysctl_kern_somaxkva(SYSCTLFN_ARGS) |
|
Line 1775 sysctl_kern_somaxkva(SYSCTLFN_ARGS) |
|
{ |
{ |
int error, new_somaxkva; |
int error, new_somaxkva; |
struct sysctlnode node; |
struct sysctlnode node; |
int s; |
|
|
|
new_somaxkva = somaxkva; |
new_somaxkva = somaxkva; |
node = *rnode; |
node = *rnode; |
Line 1768 sysctl_kern_somaxkva(SYSCTLFN_ARGS) |
|
Line 1786 sysctl_kern_somaxkva(SYSCTLFN_ARGS) |
|
if (new_somaxkva < (16 * 1024 * 1024)) /* sanity */ |
if (new_somaxkva < (16 * 1024 * 1024)) /* sanity */ |
return (EINVAL); |
return (EINVAL); |
|
|
s = splvm(); |
mutex_enter(&so_pendfree_lock); |
simple_lock(&so_pendfree_slock); |
|
somaxkva = new_somaxkva; |
somaxkva = new_somaxkva; |
wakeup(&socurkva); |
cv_broadcast(&socurkva_cv); |
simple_unlock(&so_pendfree_slock); |
mutex_exit(&so_pendfree_lock); |
splx(s); |
|
|
|
return (error); |
return (error); |
} |
} |