| version 1.87.2.3, 2004/09/21 13:35:12 |
version 1.87.2.4, 2005/01/17 19:32:25 |
| Line 73 __KERNEL_RCSID(0, "$NetBSD$"); |
|
| Line 73 __KERNEL_RCSID(0, "$NetBSD$"); |
|
| TAILQ_HEAD(,pool) pool_head = TAILQ_HEAD_INITIALIZER(pool_head); |
TAILQ_HEAD(,pool) pool_head = TAILQ_HEAD_INITIALIZER(pool_head); |
| |
|
| /* Private pool for page header structures */ |
/* Private pool for page header structures */ |
| static struct pool phpool; |
#define PHPOOL_MAX 8 |
| |
static struct pool phpool[PHPOOL_MAX]; |
| |
#define PHPOOL_FREELIST_NELEM(idx) (((idx) == 0) ? 0 : (1 << (idx))) |
| |
|
| #ifdef POOL_SUBPAGE |
#ifdef POOL_SUBPAGE |
| /* Pool of subpages for use by normal pools. */ |
/* Pool of subpages for use by normal pools. */ |
| static struct pool psppool; |
static struct pool psppool; |
| #endif |
#endif |
| |
|
| |
static void *pool_page_alloc_meta(struct pool *, int); |
| |
static void pool_page_free_meta(struct pool *, void *); |
| |
|
| |
/* allocator for pool metadata */ |
| |
static struct pool_allocator pool_allocator_meta = { |
| |
pool_page_alloc_meta, pool_page_free_meta |
| |
}; |
| |
|
| /* # of seconds to retain page after last use */ |
/* # of seconds to retain page after last use */ |
| int pool_inactive_time = 10; |
int pool_inactive_time = 10; |
| |
|
| Line 89 static struct pool *drainpp; |
|
| Line 99 static struct pool *drainpp; |
|
| /* This spin lock protects both pool_head and drainpp. */ |
/* This spin lock protects both pool_head and drainpp. */ |
| struct simplelock pool_head_slock = SIMPLELOCK_INITIALIZER; |
struct simplelock pool_head_slock = SIMPLELOCK_INITIALIZER; |
| |
|
| |
typedef uint8_t pool_item_freelist_t; |
| |
|
| struct pool_item_header { |
struct pool_item_header { |
| /* Page headers */ |
/* Page headers */ |
| LIST_ENTRY(pool_item_header) |
LIST_ENTRY(pool_item_header) |
| ph_pagelist; /* pool page list */ |
ph_pagelist; /* pool page list */ |
| TAILQ_HEAD(,pool_item) ph_itemlist; /* chunk list for this page */ |
|
| SPLAY_ENTRY(pool_item_header) |
SPLAY_ENTRY(pool_item_header) |
| ph_node; /* Off-page page headers */ |
ph_node; /* Off-page page headers */ |
| unsigned int ph_nmissing; /* # of chunks in use */ |
|
| caddr_t ph_page; /* this page's address */ |
caddr_t ph_page; /* this page's address */ |
| struct timeval ph_time; /* last referenced */ |
struct timeval ph_time; /* last referenced */ |
| |
union { |
| |
/* !PR_NOTOUCH */ |
| |
struct { |
| |
TAILQ_HEAD(, pool_item) |
| |
phu_itemlist; /* chunk list for this page */ |
| |
} phu_normal; |
| |
/* PR_NOTOUCH */ |
| |
struct { |
| |
uint16_t |
| |
phu_off; /* start offset in page */ |
| |
pool_item_freelist_t |
| |
phu_firstfree; /* first free item */ |
| |
/* |
| |
* XXX it might be better to use |
| |
* a simple bitmap and ffs(3) |
| |
*/ |
| |
} phu_notouch; |
| |
} ph_u; |
| |
uint16_t ph_nmissing; /* # of chunks in use */ |
| }; |
}; |
| |
#define ph_itemlist ph_u.phu_normal.phu_itemlist |
| |
#define ph_off ph_u.phu_notouch.phu_off |
| |
#define ph_firstfree ph_u.phu_notouch.phu_firstfree |
| |
|
| struct pool_item { |
struct pool_item { |
| #ifdef DIAGNOSTIC |
#ifdef DIAGNOSTIC |
| Line 152 static void pool_update_curpage(struct p |
|
| Line 184 static void pool_update_curpage(struct p |
|
| void *pool_allocator_alloc(struct pool *, int); |
void *pool_allocator_alloc(struct pool *, int); |
| void pool_allocator_free(struct pool *, void *); |
void pool_allocator_free(struct pool *, void *); |
| |
|
| static void pool_print_pagelist(struct pool_pagelist *, |
static void pool_print_pagelist(struct pool *, struct pool_pagelist *, |
| void (*)(const char *, ...)); |
void (*)(const char *, ...)); |
| static void pool_print1(struct pool *, const char *, |
static void pool_print1(struct pool *, const char *, |
| void (*)(const char *, ...)); |
void (*)(const char *, ...)); |
| Line 279 pr_enter_check(struct pool *pp, void (*p |
|
| Line 311 pr_enter_check(struct pool *pp, void (*p |
|
| #endif /* POOL_DIAGNOSTIC */ |
#endif /* POOL_DIAGNOSTIC */ |
| |
|
| static __inline int |
static __inline int |
| |
pr_item_notouch_index(const struct pool *pp, const struct pool_item_header *ph, |
| |
const void *v) |
| |
{ |
| |
const char *cp = v; |
| |
int idx; |
| |
|
| |
KASSERT(pp->pr_roflags & PR_NOTOUCH); |
| |
idx = (cp - ph->ph_page - ph->ph_off) / pp->pr_size; |
| |
KASSERT(idx < pp->pr_itemsperpage); |
| |
return idx; |
| |
} |
| |
|
| |
#define PR_FREELIST_ALIGN(p) \ |
| |
roundup((uintptr_t)(p), sizeof(pool_item_freelist_t)) |
| |
#define PR_FREELIST(ph) ((pool_item_freelist_t *)PR_FREELIST_ALIGN((ph) + 1)) |
| |
#define PR_INDEX_USED ((pool_item_freelist_t)-1) |
| |
#define PR_INDEX_EOL ((pool_item_freelist_t)-2) |
| |
|
| |
static __inline void |
| |
pr_item_notouch_put(const struct pool *pp, struct pool_item_header *ph, |
| |
void *obj) |
| |
{ |
| |
int idx = pr_item_notouch_index(pp, ph, obj); |
| |
pool_item_freelist_t *freelist = PR_FREELIST(ph); |
| |
|
| |
KASSERT(freelist[idx] == PR_INDEX_USED); |
| |
freelist[idx] = ph->ph_firstfree; |
| |
ph->ph_firstfree = idx; |
| |
} |
| |
|
| |
static __inline void * |
| |
pr_item_notouch_get(const struct pool *pp, struct pool_item_header *ph) |
| |
{ |
| |
int idx = ph->ph_firstfree; |
| |
pool_item_freelist_t *freelist = PR_FREELIST(ph); |
| |
|
| |
KASSERT(freelist[idx] != PR_INDEX_USED); |
| |
ph->ph_firstfree = freelist[idx]; |
| |
freelist[idx] = PR_INDEX_USED; |
| |
|
| |
return ph->ph_page + ph->ph_off + idx * pp->pr_size; |
| |
} |
| |
|
| |
static __inline int |
| phtree_compare(struct pool_item_header *a, struct pool_item_header *b) |
phtree_compare(struct pool_item_header *a, struct pool_item_header *b) |
| { |
{ |
| if (a->ph_page < b->ph_page) |
if (a->ph_page < b->ph_page) |
| Line 346 pr_rmpage(struct pool *pp, struct pool_i |
|
| Line 422 pr_rmpage(struct pool *pp, struct pool_i |
|
| pool_allocator_free(pp, ph->ph_page); |
pool_allocator_free(pp, ph->ph_page); |
| if ((pp->pr_roflags & PR_PHINPAGE) == 0) { |
if ((pp->pr_roflags & PR_PHINPAGE) == 0) { |
| s = splvm(); |
s = splvm(); |
| pool_put(&phpool, ph); |
pool_put(pp->pr_phpool, ph); |
| splx(s); |
splx(s); |
| } |
} |
| } |
} |
| Line 385 pool_init(struct pool *pp, size_t size, |
|
| Line 461 pool_init(struct pool *pp, size_t size, |
|
| size_t trysize, phsize; |
size_t trysize, phsize; |
| int s; |
int s; |
| |
|
| |
KASSERT((1UL << (CHAR_BIT * sizeof(pool_item_freelist_t))) - 2 >= |
| |
PHPOOL_FREELIST_NELEM(PHPOOL_MAX - 1)); |
| |
|
| #ifdef POOL_DIAGNOSTIC |
#ifdef POOL_DIAGNOSTIC |
| /* |
/* |
| * Always log if POOL_DIAGNOSTIC is defined. |
* Always log if POOL_DIAGNOSTIC is defined. |
| Line 490 pool_init(struct pool *pp, size_t size, |
|
| Line 569 pool_init(struct pool *pp, size_t size, |
|
| /* See the comment below about reserved bytes. */ |
/* See the comment below about reserved bytes. */ |
| trysize = palloc->pa_pagesz - ((align - ioff) % align); |
trysize = palloc->pa_pagesz - ((align - ioff) % align); |
| phsize = ALIGN(sizeof(struct pool_item_header)); |
phsize = ALIGN(sizeof(struct pool_item_header)); |
| if (pp->pr_size < MIN(palloc->pa_pagesz / 16, phsize << 3) || |
if ((pp->pr_roflags & PR_NOTOUCH) == 0 && |
| trysize / pp->pr_size == (trysize - phsize) / pp->pr_size) { |
(pp->pr_size < MIN(palloc->pa_pagesz / 16, phsize << 3) || |
| |
trysize / pp->pr_size == (trysize - phsize) / pp->pr_size)) { |
| /* Use the end of the page for the page header */ |
/* Use the end of the page for the page header */ |
| pp->pr_roflags |= PR_PHINPAGE; |
pp->pr_roflags |= PR_PHINPAGE; |
| pp->pr_phoffset = off = palloc->pa_pagesz - phsize; |
pp->pr_phoffset = off = palloc->pa_pagesz - phsize; |
| Line 509 pool_init(struct pool *pp, size_t size, |
|
| Line 589 pool_init(struct pool *pp, size_t size, |
|
| */ |
*/ |
| pp->pr_itemsperpage = (off - ((align - ioff) % align)) / pp->pr_size; |
pp->pr_itemsperpage = (off - ((align - ioff) % align)) / pp->pr_size; |
| KASSERT(pp->pr_itemsperpage != 0); |
KASSERT(pp->pr_itemsperpage != 0); |
| |
if ((pp->pr_roflags & PR_NOTOUCH)) { |
| |
int idx; |
| |
|
| |
for (idx = 0; pp->pr_itemsperpage > PHPOOL_FREELIST_NELEM(idx); |
| |
idx++) { |
| |
/* nothing */ |
| |
} |
| |
if (idx >= PHPOOL_MAX) { |
| |
/* |
| |
* if you see this panic, consider to tweak |
| |
* PHPOOL_MAX and PHPOOL_FREELIST_NELEM. |
| |
*/ |
| |
panic("%s: too large itemsperpage(%d) for PR_NOTOUCH", |
| |
pp->pr_wchan, pp->pr_itemsperpage); |
| |
} |
| |
pp->pr_phpool = &phpool[idx]; |
| |
} else if ((pp->pr_roflags & PR_PHINPAGE) == 0) { |
| |
pp->pr_phpool = &phpool[0]; |
| |
} |
| |
#if defined(DIAGNOSTIC) |
| |
else { |
| |
pp->pr_phpool = NULL; |
| |
} |
| |
#endif |
| |
|
| /* |
/* |
| * Use the slack between the chunks and the page header |
* Use the slack between the chunks and the page header |
| Line 547 pool_init(struct pool *pp, size_t size, |
|
| Line 651 pool_init(struct pool *pp, size_t size, |
|
| * haven't done so yet. |
* haven't done so yet. |
| * XXX LOCKING. |
* XXX LOCKING. |
| */ |
*/ |
| if (phpool.pr_size == 0) { |
if (phpool[0].pr_size == 0) { |
| |
int idx; |
| |
for (idx = 0; idx < PHPOOL_MAX; idx++) { |
| |
static char phpool_names[PHPOOL_MAX][6+1+6+1]; |
| |
int nelem; |
| |
size_t sz; |
| |
|
| |
nelem = PHPOOL_FREELIST_NELEM(idx); |
| |
snprintf(phpool_names[idx], sizeof(phpool_names[idx]), |
| |
"phpool-%d", nelem); |
| |
sz = sizeof(struct pool_item_header); |
| |
if (nelem) { |
| |
sz = PR_FREELIST_ALIGN(sz) |
| |
+ nelem * sizeof(pool_item_freelist_t); |
| |
} |
| |
pool_init(&phpool[idx], sz, 0, 0, 0, |
| |
phpool_names[idx], &pool_allocator_meta); |
| |
} |
| #ifdef POOL_SUBPAGE |
#ifdef POOL_SUBPAGE |
| pool_init(&phpool, sizeof(struct pool_item_header), 0, 0, 0, |
|
| "phpool", &pool_allocator_kmem); |
|
| pool_init(&psppool, POOL_SUBPAGE, POOL_SUBPAGE, 0, |
pool_init(&psppool, POOL_SUBPAGE, POOL_SUBPAGE, 0, |
| PR_RECURSIVE, "psppool", &pool_allocator_kmem); |
PR_RECURSIVE, "psppool", &pool_allocator_meta); |
| #else |
|
| pool_init(&phpool, sizeof(struct pool_item_header), 0, 0, |
|
| 0, "phpool", NULL); |
|
| #endif |
#endif |
| pool_init(&pcgpool, sizeof(struct pool_cache_group), 0, 0, |
pool_init(&pcgpool, sizeof(struct pool_cache_group), 0, 0, |
| 0, "pcgpool", NULL); |
0, "pcgpool", &pool_allocator_meta); |
| } |
} |
| |
|
| /* Insert into the list of all pools. */ |
/* Insert into the list of all pools. */ |
| Line 648 pool_alloc_item_header(struct pool *pp, |
|
| Line 764 pool_alloc_item_header(struct pool *pp, |
|
| ph = (struct pool_item_header *) (storage + pp->pr_phoffset); |
ph = (struct pool_item_header *) (storage + pp->pr_phoffset); |
| else { |
else { |
| s = splvm(); |
s = splvm(); |
| ph = pool_get(&phpool, flags); |
ph = pool_get(pp->pr_phpool, flags); |
| splx(s); |
splx(s); |
| } |
} |
| |
|
| Line 815 pool_get(struct pool *pp, int flags) |
|
| Line 931 pool_get(struct pool *pp, int flags) |
|
| /* Start the allocation process over. */ |
/* Start the allocation process over. */ |
| goto startover; |
goto startover; |
| } |
} |
| if (__predict_false((v = pi = TAILQ_FIRST(&ph->ph_itemlist)) == NULL)) { |
if (pp->pr_roflags & PR_NOTOUCH) { |
| pr_leave(pp); |
|
| simple_unlock(&pp->pr_slock); |
|
| panic("pool_get: %s: page empty", pp->pr_wchan); |
|
| } |
|
| #ifdef DIAGNOSTIC |
#ifdef DIAGNOSTIC |
| if (__predict_false(pp->pr_nitems == 0)) { |
if (__predict_false(ph->ph_nmissing == pp->pr_itemsperpage)) { |
| pr_leave(pp); |
pr_leave(pp); |
| simple_unlock(&pp->pr_slock); |
simple_unlock(&pp->pr_slock); |
| printf("pool_get: %s: items on itemlist, nitems %u\n", |
panic("pool_get: %s: page empty", pp->pr_wchan); |
| pp->pr_wchan, pp->pr_nitems); |
} |
| panic("pool_get: nitems inconsistent"); |
#endif |
| } |
v = pr_item_notouch_get(pp, ph); |
| |
#ifdef POOL_DIAGNOSTIC |
| |
pr_log(pp, v, PRLOG_GET, file, line); |
| |
#endif |
| |
} else { |
| |
v = pi = TAILQ_FIRST(&ph->ph_itemlist); |
| |
if (__predict_false(v == NULL)) { |
| |
pr_leave(pp); |
| |
simple_unlock(&pp->pr_slock); |
| |
panic("pool_get: %s: page empty", pp->pr_wchan); |
| |
} |
| |
#ifdef DIAGNOSTIC |
| |
if (__predict_false(pp->pr_nitems == 0)) { |
| |
pr_leave(pp); |
| |
simple_unlock(&pp->pr_slock); |
| |
printf("pool_get: %s: items on itemlist, nitems %u\n", |
| |
pp->pr_wchan, pp->pr_nitems); |
| |
panic("pool_get: nitems inconsistent"); |
| |
} |
| #endif |
#endif |
| |
|
| #ifdef POOL_DIAGNOSTIC |
#ifdef POOL_DIAGNOSTIC |
| pr_log(pp, v, PRLOG_GET, file, line); |
pr_log(pp, v, PRLOG_GET, file, line); |
| #endif |
#endif |
| |
|
| #ifdef DIAGNOSTIC |
#ifdef DIAGNOSTIC |
| if (__predict_false(pi->pi_magic != PI_MAGIC)) { |
if (__predict_false(pi->pi_magic != PI_MAGIC)) { |
| pr_printlog(pp, pi, printf); |
pr_printlog(pp, pi, printf); |
| panic("pool_get(%s): free list modified: magic=%x; page %p;" |
panic("pool_get(%s): free list modified: " |
| " item addr %p\n", |
"magic=%x; page %p; item addr %p\n", |
| pp->pr_wchan, pi->pi_magic, ph->ph_page, pi); |
pp->pr_wchan, pi->pi_magic, ph->ph_page, pi); |
| } |
} |
| #endif |
#endif |
| |
|
| /* |
/* |
| * Remove from item list. |
* Remove from item list. |
| */ |
*/ |
| TAILQ_REMOVE(&ph->ph_itemlist, pi, pi_list); |
TAILQ_REMOVE(&ph->ph_itemlist, pi, pi_list); |
| |
} |
| pp->pr_nitems--; |
pp->pr_nitems--; |
| pp->pr_nout++; |
pp->pr_nout++; |
| if (ph->ph_nmissing == 0) { |
if (ph->ph_nmissing == 0) { |
| Line 864 pool_get(struct pool *pp, int flags) |
|
| Line 995 pool_get(struct pool *pp, int flags) |
|
| LIST_INSERT_HEAD(&pp->pr_partpages, ph, ph_pagelist); |
LIST_INSERT_HEAD(&pp->pr_partpages, ph, ph_pagelist); |
| } |
} |
| ph->ph_nmissing++; |
ph->ph_nmissing++; |
| if (TAILQ_EMPTY(&ph->ph_itemlist)) { |
if (ph->ph_nmissing == pp->pr_itemsperpage) { |
| #ifdef DIAGNOSTIC |
#ifdef DIAGNOSTIC |
| if (__predict_false(ph->ph_nmissing != pp->pr_itemsperpage)) { |
if (__predict_false((pp->pr_roflags & PR_NOTOUCH) == 0 && |
| |
!TAILQ_EMPTY(&ph->ph_itemlist))) { |
| pr_leave(pp); |
pr_leave(pp); |
| simple_unlock(&pp->pr_slock); |
simple_unlock(&pp->pr_slock); |
| panic("pool_get: %s: nmissing inconsistent", |
panic("pool_get: %s: nmissing inconsistent", |
| Line 939 pool_do_put(struct pool *pp, void *v) |
|
| Line 1071 pool_do_put(struct pool *pp, void *v) |
|
| /* |
/* |
| * Return to item list. |
* Return to item list. |
| */ |
*/ |
| |
if (pp->pr_roflags & PR_NOTOUCH) { |
| |
pr_item_notouch_put(pp, ph, v); |
| |
} else { |
| #ifdef DIAGNOSTIC |
#ifdef DIAGNOSTIC |
| pi->pi_magic = PI_MAGIC; |
pi->pi_magic = PI_MAGIC; |
| #endif |
#endif |
| #ifdef DEBUG |
#ifdef DEBUG |
| { |
{ |
| int i, *ip = v; |
int i, *ip = v; |
| |
|
| for (i = 0; i < pp->pr_size / sizeof(int); i++) { |
for (i = 0; i < pp->pr_size / sizeof(int); i++) { |
| *ip++ = PI_MAGIC; |
*ip++ = PI_MAGIC; |
| |
} |
| } |
} |
| } |
|
| #endif |
#endif |
| |
|
| TAILQ_INSERT_HEAD(&ph->ph_itemlist, pi, pi_list); |
TAILQ_INSERT_HEAD(&ph->ph_itemlist, pi, pi_list); |
| |
} |
| KDASSERT(ph->ph_nmissing != 0); |
KDASSERT(ph->ph_nmissing != 0); |
| ph->ph_nmissing--; |
ph->ph_nmissing--; |
| pp->pr_nput++; |
pp->pr_nput++; |
| Line 1154 pool_prime_page(struct pool *pp, caddr_t |
|
| Line 1290 pool_prime_page(struct pool *pp, caddr_t |
|
| n = pp->pr_itemsperpage; |
n = pp->pr_itemsperpage; |
| pp->pr_nitems += n; |
pp->pr_nitems += n; |
| |
|
| while (n--) { |
if (pp->pr_roflags & PR_NOTOUCH) { |
| pi = (struct pool_item *)cp; |
pool_item_freelist_t *freelist = PR_FREELIST(ph); |
| |
int i; |
| |
|
| |
ph->ph_off = cp - storage; |
| |
ph->ph_firstfree = 0; |
| |
for (i = 0; i < n - 1; i++) |
| |
freelist[i] = i + 1; |
| |
freelist[n - 1] = PR_INDEX_EOL; |
| |
} else { |
| |
while (n--) { |
| |
pi = (struct pool_item *)cp; |
| |
|
| KASSERT(((((vaddr_t)pi) + ioff) & (align - 1)) == 0); |
KASSERT(((((vaddr_t)pi) + ioff) & (align - 1)) == 0); |
| |
|
| /* Insert on page list */ |
/* Insert on page list */ |
| TAILQ_INSERT_TAIL(&ph->ph_itemlist, pi, pi_list); |
TAILQ_INSERT_TAIL(&ph->ph_itemlist, pi, pi_list); |
| #ifdef DIAGNOSTIC |
#ifdef DIAGNOSTIC |
| pi->pi_magic = PI_MAGIC; |
pi->pi_magic = PI_MAGIC; |
| #endif |
#endif |
| cp = (caddr_t)(cp + pp->pr_size); |
cp = (caddr_t)(cp + pp->pr_size); |
| |
} |
| } |
} |
| |
|
| /* |
/* |
| Line 1363 pool_reclaim(struct pool *pp) |
|
| Line 1510 pool_reclaim(struct pool *pp) |
|
| continue; |
continue; |
| } |
} |
| s = splvm(); |
s = splvm(); |
| pool_put(&phpool, ph); |
pool_put(pp->pr_phpool, ph); |
| splx(s); |
splx(s); |
| } |
} |
| |
|
| Line 1447 pool_printit(struct pool *pp, const char |
|
| Line 1594 pool_printit(struct pool *pp, const char |
|
| } |
} |
| |
|
| static void |
static void |
| pool_print_pagelist(struct pool_pagelist *pl, void (*pr)(const char *, ...)) |
pool_print_pagelist(struct pool *pp, struct pool_pagelist *pl, |
| |
void (*pr)(const char *, ...)) |
| { |
{ |
| struct pool_item_header *ph; |
struct pool_item_header *ph; |
| #ifdef DIAGNOSTIC |
#ifdef DIAGNOSTIC |
| Line 1460 pool_print_pagelist(struct pool_pagelist |
|
| Line 1608 pool_print_pagelist(struct pool_pagelist |
|
| (u_long)ph->ph_time.tv_sec, |
(u_long)ph->ph_time.tv_sec, |
| (u_long)ph->ph_time.tv_usec); |
(u_long)ph->ph_time.tv_usec); |
| #ifdef DIAGNOSTIC |
#ifdef DIAGNOSTIC |
| TAILQ_FOREACH(pi, &ph->ph_itemlist, pi_list) { |
if (!(pp->pr_roflags & PR_NOTOUCH)) { |
| if (pi->pi_magic != PI_MAGIC) { |
TAILQ_FOREACH(pi, &ph->ph_itemlist, pi_list) { |
| (*pr)("\t\t\titem %p, magic 0x%x\n", |
if (pi->pi_magic != PI_MAGIC) { |
| pi, pi->pi_magic); |
(*pr)("\t\t\titem %p, magic 0x%x\n", |
| |
pi, pi->pi_magic); |
| |
} |
| } |
} |
| } |
} |
| #endif |
#endif |
| Line 1507 pool_print1(struct pool *pp, const char |
|
| Line 1657 pool_print1(struct pool *pp, const char |
|
| |
|
| if ((ph = LIST_FIRST(&pp->pr_emptypages)) != NULL) |
if ((ph = LIST_FIRST(&pp->pr_emptypages)) != NULL) |
| (*pr)("\n\tempty page list:\n"); |
(*pr)("\n\tempty page list:\n"); |
| pool_print_pagelist(&pp->pr_emptypages, pr); |
pool_print_pagelist(pp, &pp->pr_emptypages, pr); |
| if ((ph = LIST_FIRST(&pp->pr_fullpages)) != NULL) |
if ((ph = LIST_FIRST(&pp->pr_fullpages)) != NULL) |
| (*pr)("\n\tfull page list:\n"); |
(*pr)("\n\tfull page list:\n"); |
| pool_print_pagelist(&pp->pr_fullpages, pr); |
pool_print_pagelist(pp, &pp->pr_fullpages, pr); |
| if ((ph = LIST_FIRST(&pp->pr_partpages)) != NULL) |
if ((ph = LIST_FIRST(&pp->pr_partpages)) != NULL) |
| (*pr)("\n\tpartial-page list:\n"); |
(*pr)("\n\tpartial-page list:\n"); |
| pool_print_pagelist(&pp->pr_partpages, pr); |
pool_print_pagelist(pp, &pp->pr_partpages, pr); |
| |
|
| if (pp->pr_curpage == NULL) |
if (pp->pr_curpage == NULL) |
| (*pr)("\tno current page\n"); |
(*pr)("\tno current page\n"); |
| Line 1579 pool_chk_page(struct pool *pp, const cha |
|
| Line 1729 pool_chk_page(struct pool *pp, const cha |
|
| return 1; |
return 1; |
| } |
} |
| |
|
| |
if ((pp->pr_roflags & PR_NOTOUCH) != 0) |
| |
return 0; |
| |
|
| for (pi = TAILQ_FIRST(&ph->ph_itemlist), n = 0; |
for (pi = TAILQ_FIRST(&ph->ph_itemlist), n = 0; |
| pi != NULL; |
pi != NULL; |
| pi = TAILQ_NEXT(pi,pi_list), n++) { |
pi = TAILQ_NEXT(pi,pi_list), n++) { |
| Line 2098 pool_page_alloc(struct pool *pp, int fla |
|
| Line 2251 pool_page_alloc(struct pool *pp, int fla |
|
| { |
{ |
| boolean_t waitok = (flags & PR_WAITOK) ? TRUE : FALSE; |
boolean_t waitok = (flags & PR_WAITOK) ? TRUE : FALSE; |
| |
|
| return ((void *) uvm_km_alloc_poolpage(waitok)); |
return ((void *) uvm_km_alloc_poolpage_cache(kmem_map, NULL, waitok)); |
| } |
} |
| |
|
| void |
void |
| pool_page_free(struct pool *pp, void *v) |
pool_page_free(struct pool *pp, void *v) |
| { |
{ |
| |
|
| uvm_km_free_poolpage((vaddr_t) v); |
uvm_km_free_poolpage_cache(kmem_map, (vaddr_t) v); |
| |
} |
| |
|
| |
static void * |
| |
pool_page_alloc_meta(struct pool *pp, int flags) |
| |
{ |
| |
boolean_t waitok = (flags & PR_WAITOK) ? TRUE : FALSE; |
| |
|
| |
return ((void *) uvm_km_alloc_poolpage1(kmem_map, NULL, waitok)); |
| |
} |
| |
|
| |
static void |
| |
pool_page_free_meta(struct pool *pp, void *v) |
| |
{ |
| |
|
| |
uvm_km_free_poolpage1(kmem_map, (vaddr_t) v); |
| } |
} |
| |
|
| #ifdef POOL_SUBPAGE |
#ifdef POOL_SUBPAGE |
| Line 2150 pool_page_alloc_nointr(struct pool *pp, |
|
| Line 2318 pool_page_alloc_nointr(struct pool *pp, |
|
| { |
{ |
| boolean_t waitok = (flags & PR_WAITOK) ? TRUE : FALSE; |
boolean_t waitok = (flags & PR_WAITOK) ? TRUE : FALSE; |
| |
|
| return ((void *) uvm_km_alloc_poolpage1(kernel_map, |
return ((void *) uvm_km_alloc_poolpage_cache(kernel_map, |
| uvm.kernel_object, waitok)); |
uvm.kernel_object, waitok)); |
| } |
} |
| |
|
|
|
| pool_page_free_nointr(struct pool *pp, void *v) |
pool_page_free_nointr(struct pool *pp, void *v) |
| { |
{ |
| |
|
| uvm_km_free_poolpage1(kernel_map, (vaddr_t) v); |
uvm_km_free_poolpage_cache(kernel_map, (vaddr_t) v); |
| } |
} |
| #endif /* POOL_SUBPAGE */ |
#endif /* POOL_SUBPAGE */ |