version 1.133.4.4, 2008/02/18 21:06:47 |
version 1.149, 2008/02/02 20:21:55 |
Line 122 struct pool_item_header { |
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Line 122 struct pool_item_header { |
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SPLAY_ENTRY(pool_item_header) |
SPLAY_ENTRY(pool_item_header) |
ph_node; /* Off-page page headers */ |
ph_node; /* Off-page page headers */ |
void * ph_page; /* this page's address */ |
void * ph_page; /* this page's address */ |
uint32_t ph_time; /* last referenced */ |
struct timeval ph_time; /* last referenced */ |
uint16_t ph_nmissing; /* # of chunks in use */ |
uint16_t ph_nmissing; /* # of chunks in use */ |
uint16_t ph_off; /* start offset in page */ |
uint16_t ph_off; /* start offset in page */ |
union { |
union { |
Line 1300 pool_do_put(struct pool *pp, void *v, st |
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Line 1300 pool_do_put(struct pool *pp, void *v, st |
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* be idle for some period of time before it can |
* be idle for some period of time before it can |
* be reclaimed by the pagedaemon. This minimizes |
* be reclaimed by the pagedaemon. This minimizes |
* ping-pong'ing for memory. |
* ping-pong'ing for memory. |
* |
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* note for 64-bit time_t: truncating to 32-bit is not |
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* a problem for our usage. |
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*/ |
*/ |
ph->ph_time = time_uptime; |
getmicrotime(&ph->ph_time); |
} |
} |
pool_update_curpage(pp); |
pool_update_curpage(pp); |
} |
} |
Line 1445 pool_prime_page(struct pool *pp, void *s |
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Line 1442 pool_prime_page(struct pool *pp, void *s |
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#ifdef DIAGNOSTIC |
#ifdef DIAGNOSTIC |
if ((pp->pr_roflags & PR_NOALIGN) == 0 && |
if ((pp->pr_roflags & PR_NOALIGN) == 0 && |
((uintptr_t)cp & (pp->pr_alloc->pa_pagesz - 1)) != 0) |
((uintptr_t)cp & (align - 1)) != 0) |
panic("pool_prime_page: %s: unaligned page", pp->pr_wchan); |
panic("pool_prime_page: %s: unaligned page", pp->pr_wchan); |
#endif |
#endif |
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Line 1456 pool_prime_page(struct pool *pp, void *s |
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Line 1453 pool_prime_page(struct pool *pp, void *s |
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LIST_INIT(&ph->ph_itemlist); |
LIST_INIT(&ph->ph_itemlist); |
ph->ph_page = storage; |
ph->ph_page = storage; |
ph->ph_nmissing = 0; |
ph->ph_nmissing = 0; |
ph->ph_time = time_uptime; |
getmicrotime(&ph->ph_time); |
if ((pp->pr_roflags & PR_PHINPAGE) == 0) |
if ((pp->pr_roflags & PR_PHINPAGE) == 0) |
SPLAY_INSERT(phtree, &pp->pr_phtree, ph); |
SPLAY_INSERT(phtree, &pp->pr_phtree, ph); |
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Line 1617 pool_reclaim(struct pool *pp) |
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Line 1614 pool_reclaim(struct pool *pp) |
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{ |
{ |
struct pool_item_header *ph, *phnext; |
struct pool_item_header *ph, *phnext; |
struct pool_pagelist pq; |
struct pool_pagelist pq; |
uint32_t curtime; |
struct timeval curtime, diff; |
bool klock; |
bool klock; |
int rv; |
int rv; |
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Line 1654 pool_reclaim(struct pool *pp) |
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Line 1651 pool_reclaim(struct pool *pp) |
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LIST_INIT(&pq); |
LIST_INIT(&pq); |
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curtime = time_uptime; |
getmicrotime(&curtime); |
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for (ph = LIST_FIRST(&pp->pr_emptypages); ph != NULL; ph = phnext) { |
for (ph = LIST_FIRST(&pp->pr_emptypages); ph != NULL; ph = phnext) { |
phnext = LIST_NEXT(ph, ph_pagelist); |
phnext = LIST_NEXT(ph, ph_pagelist); |
Line 1664 pool_reclaim(struct pool *pp) |
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Line 1661 pool_reclaim(struct pool *pp) |
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break; |
break; |
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KASSERT(ph->ph_nmissing == 0); |
KASSERT(ph->ph_nmissing == 0); |
if (curtime - ph->ph_time < pool_inactive_time |
timersub(&curtime, &ph->ph_time, &diff); |
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if (diff.tv_sec < pool_inactive_time |
&& !pa_starved_p(pp->pr_alloc)) |
&& !pa_starved_p(pp->pr_alloc)) |
continue; |
continue; |
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Line 1805 pool_print_pagelist(struct pool *pp, str |
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Line 1803 pool_print_pagelist(struct pool *pp, str |
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#endif |
#endif |
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LIST_FOREACH(ph, pl, ph_pagelist) { |
LIST_FOREACH(ph, pl, ph_pagelist) { |
(*pr)("\t\tpage %p, nmissing %d, time %" PRIu32 "\n", |
(*pr)("\t\tpage %p, nmissing %d, time %lu,%lu\n", |
ph->ph_page, ph->ph_nmissing, ph->ph_time); |
ph->ph_page, ph->ph_nmissing, |
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(u_long)ph->ph_time.tv_sec, |
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(u_long)ph->ph_time.tv_usec); |
#ifdef DIAGNOSTIC |
#ifdef DIAGNOSTIC |
if (!(pp->pr_roflags & PR_NOTOUCH)) { |
if (!(pp->pr_roflags & PR_NOTOUCH)) { |
LIST_FOREACH(pi, &ph->ph_itemlist, pi_list) { |
LIST_FOREACH(pi, &ph->ph_itemlist, pi_list) { |