#include <type.h>
#include <spinlock.h>

Data Structures
struct	slab

struct	slab_cache

Functions
struct slab	__attribute__ ((aligned(64)))

void	vxCreateSlabCache (struct slab_cache *cache, const char name, const size_t obj_size, size_t alignment, const uintptr_t virt_addr)

void	slab_cache_destroy (struct slab_cache **cache)

void *	vxSlabAlloc (struct slab_cache *cache)

void	slab_free (struct slab_cache cache, void obj)

void	slab_cache_stats (struct slab_cache cache, size_t total_objs, size_t used_objs, size_t free_objs)

Variables
uint32_t	magic

struct slab *	next

void *	first_obj

void *	free_list

size_t	total_objects

size_t	free_objects

uintptr_t	phys_addr

spinlock_t	lock

char	name [32]

size_t	obj_size

size_t	actual_obj_size

size_t	alignment

size_t	slab_size

struct slab *	slabs_full

struct slab *	slabs_partial

struct slab *	slabs_free

size_t	total_slabs

uintptr_t	current_virt_addr

boolean_t	default_virt_addr

Function Documentation

◆ attribute()

struct slab __attribute__ ( (aligned(64)) )

Definition at line 1 of file core.h.

◆ slab_cache_destroy()

void slab_cache_destroy ( struct slab_cache ** cache )

Definition at line 174 of file slab.c.

References cache, next, slab::next, NULL, paging_get_highest_page_map(), paging_unmap_page(), phys_addr, slab::phys_addr, push_freed_vaddr(), spin_acquire(), spin_release(), and vxPhysBaseFree().

◆ slab_cache_stats()

void slab_cache_stats	(	struct slab_cache *	cache,
		size_t *	total_objs,
		size_t *	used_objs,
		size_t *	free_objs )

References cache.

◆ slab_free()

void slab_free	(	struct slab_cache *	cache,
		void *	obj )

Definition at line 235 of file slab.c.

References cache, slab::first_obj, slab::free_list, slab::free_objects, slab::next, NULL, prev, spin_acquire(), spin_release(), and slab::total_objects.

Referenced by __attribute__(), dentry_free_rcu(), free_netbuff(), and vma_tree_add_locked().

◆ vxCreateSlabCache()

void vxCreateSlabCache	(	struct slab_cache **	cache,
		const char *	name,
		const size_t	obj_size,
		size_t	alignment,
		const uintptr_t	virt_addr )

Definition at line 44 of file slab.c.

References ALIGN_UP, alignment, BLOCK_SIZE, cache, get_default_slab_addr(), LOG_INFO, memset(), name, obj_size, paging_get_highest_page_map(), phys_addr, phys_base_alloc(), strcpy(), and vxMmap().

Referenced by __attribute__(), INIT(), INIT(), INIT(), INIT(), INIT(), INIT(), INIT(), INIT(), INIT(), and vxSocket().

◆ vxSlabAlloc()

void * vxSlabAlloc ( struct slab_cache * cache )

Definition at line 93 of file slab.c.

References actual_obj_size, BLOCK_SIZE, cache, slab::first_obj, slab::free_list, slab::free_objects, get_default_slab_addr(), LOG_ERROR, slab::magic, memset(), slab::next, NULL, paging_get_highest_page_map(), phys_addr, slab::phys_addr, phys_base_alloc(), spin_acquire(), spin_release(), slab::total_objects, and vxMmap().

Referenced by __attribute__(), create_netbuff(), create_netdev(), create_process(), create_vmm_page(), INIT(), INIT(), thrCreateInstance(), vma_register(), vma_tree_add_locked(), vxAllocScheduler(), and vxSocket().

Variable Documentation

◆ actual_obj_size

size_t actual_obj_size

Definition at line 3 of file slab.h.

Referenced by vxSlabAlloc().

◆ alignment

size_t alignment

Definition at line 4 of file slab.h.

Referenced by vxCreateSlabCache().

◆ current_virt_addr

uintptr_t current_virt_addr

Definition at line 17 of file slab.h.

◆ default_virt_addr

boolean_t default_virt_addr

Definition at line 18 of file slab.h.

◆ first_obj

void* first_obj

Definition at line 2 of file slab.h.

◆ free_list

void* free_list

Definition at line 3 of file slab.h.

◆ free_objects

size_t free_objects

Definition at line 5 of file slab.h.

◆ lock

spinlock_t lock

Definition at line 0 of file slab.h.

◆ magic

uint32_t magic

Definition at line 0 of file slab.h.

◆ name

char name[32]

Definition at line 1 of file slab.h.

◆ next

struct slab* next

Definition at line 1 of file slab.h.

◆ obj_size

size_t obj_size

Definition at line 2 of file slab.h.

Referenced by vxCreateSlabCache().

◆ phys_addr

uintptr_t phys_addr

Definition at line 6 of file slab.h.

Referenced by __attribute__(), acpi_map_phys_page(), elf_mmap_got(), mem_create_physwindow(), slab_cache_destroy(), VirtioGpu::virtq_add_buf(), VirtioGpu::virtq_init(), vxCreateSlabCache(), and vxSlabAlloc().

◆ slab_size

size_t slab_size

Definition at line 5 of file slab.h.

◆ slabs_free

struct slab* slabs_free

Definition at line 9 of file slab.h.

◆ slabs_full

struct slab* slabs_full

Definition at line 7 of file slab.h.

◆ slabs_partial

struct slab* slabs_partial

Definition at line 8 of file slab.h.

◆ total_objects

size_t total_objects