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Jemalloc updated to 4.0.3.

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This commit is contained in:
antirez
2015-10-06 16:18:30 +02:00
parent e3ded0273c
commit a9951b1b6a
137 changed files with 20120 additions and 10261 deletions
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34
deps/jemalloc/src/zone.c vendored
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@ -176,6 +176,7 @@ register_zone(void)
* register jemalloc's.
*/
malloc_zone_t *default_zone = malloc_default_zone();
malloc_zone_t *purgeable_zone = NULL;
if (!default_zone->zone_name ||
strcmp(default_zone->zone_name, "DefaultMallocZone") != 0) {
return;
@ -237,22 +238,37 @@ register_zone(void)
* run time.
*/
if (malloc_default_purgeable_zone != NULL)
malloc_default_purgeable_zone();
purgeable_zone = malloc_default_purgeable_zone();
/* Register the custom zone. At this point it won't be the default. */
malloc_zone_register(&zone);
/*
* Unregister and reregister the default zone. On OSX >= 10.6,
* unregistering takes the last registered zone and places it at the
* location of the specified zone. Unregistering the default zone thus
* makes the last registered one the default. On OSX < 10.6,
* unregistering shifts all registered zones. The first registered zone
* then becomes the default.
*/
do {
default_zone = malloc_default_zone();
/*
* Unregister and reregister the default zone. On OSX >= 10.6,
* unregistering takes the last registered zone and places it
* at the location of the specified zone. Unregistering the
* default zone thus makes the last registered one the default.
* On OSX < 10.6, unregistering shifts all registered zones.
* The first registered zone then becomes the default.
*/
malloc_zone_unregister(default_zone);
malloc_zone_register(default_zone);
/*
* On OSX 10.6, having the default purgeable zone appear before
* the default zone makes some things crash because it thinks it
* owns the default zone allocated pointers. We thus
* unregister/re-register it in order to ensure it's always
* after the default zone. On OSX < 10.6, there is no purgeable
* zone, so this does nothing. On OSX >= 10.6, unregistering
* replaces the purgeable zone with the last registered zone
* above, i.e. the default zone. Registering it again then puts
* it at the end, obviously after the default zone.
*/
if (purgeable_zone) {
malloc_zone_unregister(purgeable_zone);
malloc_zone_register(purgeable_zone);
}
} while (malloc_default_zone() != &zone);
}