version 1.111.2.13, 2008/02/27 09:24:06 |
version 1.153, 2008/03/01 14:16:51 |
Line 253 sokvafree(vaddr_t sva, vsize_t len) |
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Line 253 sokvafree(vaddr_t sva, vsize_t len) |
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static void |
static void |
sodoloanfree(struct vm_page **pgs, void *buf, size_t size) |
sodoloanfree(struct vm_page **pgs, void *buf, size_t size) |
{ |
{ |
vaddr_t sva, eva; |
vaddr_t va, sva, eva; |
vsize_t len; |
vsize_t len; |
int npgs; |
paddr_t pa; |
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int i, npgs; |
KASSERT(pgs != NULL); |
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eva = round_page((vaddr_t) buf + size); |
eva = round_page((vaddr_t) buf + size); |
sva = trunc_page((vaddr_t) buf); |
sva = trunc_page((vaddr_t) buf); |
len = eva - sva; |
len = eva - sva; |
npgs = len >> PAGE_SHIFT; |
npgs = len >> PAGE_SHIFT; |
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if (__predict_false(pgs == NULL)) { |
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pgs = alloca(npgs * sizeof(*pgs)); |
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for (i = 0, va = sva; va < eva; i++, va += PAGE_SIZE) { |
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if (pmap_extract(pmap_kernel(), va, &pa) == false) |
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panic("sodoloanfree: va 0x%lx not mapped", va); |
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pgs[i] = PHYS_TO_VM_PAGE(pa); |
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} |
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} |
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pmap_kremove(sva, len); |
pmap_kremove(sva, len); |
pmap_update(pmap_kernel()); |
pmap_update(pmap_kernel()); |
uvm_unloan(pgs, npgs, UVM_LOAN_TOPAGE); |
uvm_unloan(pgs, npgs, UVM_LOAN_TOPAGE); |
Line 271 sodoloanfree(struct vm_page **pgs, void |
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Line 280 sodoloanfree(struct vm_page **pgs, void |
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} |
} |
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static size_t |
static size_t |
sodopendfree() |
sodopendfree(void) |
{ |
{ |
size_t rv; |
size_t rv; |
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*/ |
*/ |
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static size_t |
static size_t |
sodopendfreel() |
sodopendfreel(void) |
{ |
{ |
struct mbuf *m, *next; |
struct mbuf *m, *next; |
size_t rv = 0; |
size_t rv = 0; |
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for (; m != NULL; m = next) { |
for (; m != NULL; m = next) { |
next = m->m_next; |
next = m->m_next; |
KASSERT((~m->m_flags & (M_EXT|M_EXT_PAGES)) == 0); |
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KASSERT(m->m_ext.ext_refcnt == 0); |
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rv += m->m_ext.ext_size; |
rv += m->m_ext.ext_size; |
sodoloanfree(m->m_ext.ext_pgs, m->m_ext.ext_buf, |
sodoloanfree((m->m_flags & M_EXT_PAGES) ? |
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m->m_ext.ext_pgs : NULL, m->m_ext.ext_buf, |
m->m_ext.ext_size); |
m->m_ext.ext_size); |
pool_cache_put(mb_cache, m); |
pool_cache_put(mb_cache, m); |
} |
} |
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soloanfree(struct mbuf *m, void *buf, size_t size, void *arg) |
soloanfree(struct mbuf *m, void *buf, size_t size, void *arg) |
{ |
{ |
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KASSERT(m != NULL); |
if (m == NULL) { |
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/* |
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* called from MEXTREMOVE. |
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*/ |
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sodoloanfree(NULL, buf, size); |
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return; |
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} |
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/* |
/* |
* postpone freeing mbuf. |
* postpone freeing mbuf. |
Line 345 sosend_loan(struct socket *so, struct ui |
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Line 361 sosend_loan(struct socket *so, struct ui |
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struct iovec *iov = uio->uio_iov; |
struct iovec *iov = uio->uio_iov; |
vaddr_t sva, eva; |
vaddr_t sva, eva; |
vsize_t len; |
vsize_t len; |
vaddr_t lva; |
vaddr_t lva, va; |
int npgs, error; |
int npgs, i, error; |
vaddr_t va; |
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int i; |
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if (VMSPACE_IS_KERNEL_P(uio->uio_vmspace)) |
if (VMSPACE_IS_KERNEL_P(uio->uio_vmspace)) |
return (0); |
return (0); |
Line 1668 sogetopt(struct socket *so, int level, i |
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Line 1682 sogetopt(struct socket *so, int level, i |
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void |
void |
sohasoutofband(struct socket *so) |
sohasoutofband(struct socket *so) |
{ |
{ |
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fownsignal(so->so_pgid, SIGURG, POLL_PRI, POLLPRI|POLLRDBAND, so); |
fownsignal(so->so_pgid, SIGURG, POLL_PRI, POLLPRI|POLLRDBAND, so); |
selwakeup(&so->so_rcv.sb_sel); |
selnotify(&so->so_rcv.sb_sel, POLLPRI | POLLRDBAND, 0); |
} |
} |
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static void |
static void |