X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/8ad349bb6ed4a0be06e34c92be0d98b92e078db4..7e41aa883dd258f888d0470250eead40a53ef1f5:/osfmk/kern/kalloc.h diff --git a/osfmk/kern/kalloc.h b/osfmk/kern/kalloc.h index 6e6b00dec..caad32a3b 100644 --- a/osfmk/kern/kalloc.h +++ b/osfmk/kern/kalloc.h @@ -1,31 +1,29 @@ /* * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved. * - * @APPLE_LICENSE_OSREFERENCE_HEADER_START@ + * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * - * This file contains Original Code and/or Modifications of Original Code - * as defined in and that are subject to the Apple Public Source License - * Version 2.0 (the 'License'). You may not use this file except in - * compliance with the License. The rights granted to you under the - * License may not be used to create, or enable the creation or - * redistribution of, unlawful or unlicensed copies of an Apple operating - * system, or to circumvent, violate, or enable the circumvention or - * violation of, any terms of an Apple operating system software license - * agreement. - * - * Please obtain a copy of the License at - * http://www.opensource.apple.com/apsl/ and read it before using this - * file. - * - * The Original Code and all software distributed under the License are - * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER - * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, - * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. - * Please see the License for the specific language governing rights and + * This file contains Original Code and/or Modifications of Original Code + * as defined in and that are subject to the Apple Public Source License + * Version 2.0 (the 'License'). You may not use this file except in + * compliance with the License. The rights granted to you under the License + * may not be used to create, or enable the creation or redistribution of, + * unlawful or unlicensed copies of an Apple operating system, or to + * circumvent, violate, or enable the circumvention or violation of, any + * terms of an Apple operating system software license agreement. + * + * Please obtain a copy of the License at + * http://www.opensource.apple.com/apsl/ and read it before using this file. + * + * The Original Code and all software distributed under the License are + * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER + * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, + * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. + * Please see the License for the specific language governing rights and * limitations under the License. - * - * @APPLE_LICENSE_OSREFERENCE_HEADER_END@ + * + * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ /* * @OSF_COPYRIGHT@ @@ -62,33 +60,64 @@ #define _KERN_KALLOC_H_ #include +#include #include +#include __BEGIN_DECLS +#if XNU_KERNEL_PRIVATE + +extern void * +kalloc_canblock( + vm_size_t size, + boolean_t canblock, + vm_allocation_site_t * site); + +#define kalloc(size) \ + ({ static vm_allocation_site_t site __attribute__((section("__DATA, __data"))); \ + kalloc_canblock((size), TRUE, &site); }) + +#define kalloc_tag(size, tag) \ + ({ static vm_allocation_site_t site __attribute__((section("__DATA, __data"))) \ + = { (tag), 0 } ; \ + kalloc_canblock((size), TRUE, &site); }) + +#define kalloc_tag_bt(size, tag) \ + ({ static vm_allocation_site_t site __attribute__((section("__DATA, __data"))) \ + = { (tag), VM_TAG_BT }; \ + kalloc_canblock((size), TRUE, &site); }) + +#define kalloc_noblock(size) \ + ({ static vm_allocation_site_t site __attribute__((section("__DATA, __data"))); \ + kalloc_canblock((size), FALSE, &site); }) + +#define kalloc_noblock_tag_bt(size, tag) \ + ({ static vm_allocation_site_t site __attribute__((section("__DATA, __data"))) \ + = { (tag), VM_TAG_BT }; \ + kalloc_canblock((size), FALSE, &site); }) + +extern void kfree(void *data, + vm_size_t size); + +#else /* XNU_KERNEL_PRIVATE */ + extern void *kalloc(vm_size_t size); extern void *kalloc_noblock(vm_size_t size); -extern void *kget(vm_size_t size); - extern void kfree(void *data, vm_size_t size); +#endif /* !XNU_KERNEL_PRIVATE */ + __END_DECLS #ifdef MACH_KERNEL_PRIVATE -#include - -#define KALLOC_MINSIZE 16 - extern void kalloc_init(void); -extern void krealloc(void **addrp, - vm_size_t old_size, - vm_size_t new_size, - simple_lock_t lock); +extern void kalloc_fake_zone_init( int ); extern void kalloc_fake_zone_info( int *count, @@ -96,10 +125,13 @@ extern void kalloc_fake_zone_info( vm_size_t *max_size, vm_size_t *elem_size, vm_size_t *alloc_size, + uint64_t *sum_size, int *collectable, - int *exhaustable); + int *exhaustable, + int *caller_acct); extern vm_size_t kalloc_max_prerounded; +extern vm_size_t kalloc_large_total; #endif /* MACH_KERNEL_PRIVATE */