version 1.116.2.4, 2006/08/11 15:45:47 |
version 1.116.4.3, 2006/05/06 23:31:31 |
Line 127 EVCNT_ATTACH_STATIC(sosend_kvalimit); |
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Line 127 EVCNT_ATTACH_STATIC(sosend_kvalimit); |
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#endif /* SOSEND_COUNTERS */ |
#endif /* SOSEND_COUNTERS */ |
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static struct callback_entry sokva_reclaimerentry; |
void |
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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 sock_loan_thresh = -1; |
int use_sosend_loan = 0; |
#else |
#else |
int sock_loan_thresh = 4096; |
int use_sosend_loan = 1; |
#endif |
#endif |
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static struct simplelock so_pendfree_slock = SIMPLELOCK_INITIALIZER; |
static struct simplelock so_pendfree_slock = SIMPLELOCK_INITIALIZER; |
Line 145 int somaxkva = SOMAXKVA; |
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Line 153 int somaxkva = SOMAXKVA; |
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static int socurkva; |
static int socurkva; |
static int sokvawaiters; |
static int sokvawaiters; |
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#define SOCK_LOAN_THRESH 4096 |
#define SOCK_LOAN_CHUNK 65536 |
#define SOCK_LOAN_CHUNK 65536 |
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static size_t sodopendfree(void); |
static size_t sodopendfree(void); |
Line 431 sosend_loan(struct socket *so, struct ui |
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Line 440 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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/* 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 477 socreate(int dom, struct socket **aso, i |
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Line 460 socreate(int dom, struct socket **aso, i |
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prp = pffindproto(dom, proto, type); |
prp = pffindproto(dom, proto, type); |
else |
else |
prp = pffindtype(dom, type); |
prp = pffindtype(dom, type); |
if (prp == 0) { |
if (prp == 0 || prp->pr_usrreq == 0) |
/* 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) |
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return (EPROTONOSUPPORT); |
return (EPROTONOSUPPORT); |
if (prp->pr_type != type) |
if (prp->pr_type != type) |
return (EPROTOTYPE); |
return (EPROTOTYPE); |
Line 505 socreate(int dom, struct socket **aso, i |
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Line 479 socreate(int dom, struct socket **aso, i |
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so->so_mowner = &prp->pr_domain->dom_mowner; |
so->so_mowner = &prp->pr_domain->dom_mowner; |
#endif |
#endif |
if (l != NULL) { |
if (l != NULL) { |
uid = kauth_cred_geteuid(l->l_cred); |
uid = kauth_cred_geteuid(l->l_proc->p_cred); |
} else { |
} else { |
uid = 0; |
uid = 0; |
} |
} |
Line 852 sosend(struct socket *so, struct mbuf *a |
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Line 826 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 (sock_loan_thresh >= 0 && |
if (use_sosend_loan && |
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); |