gh0s7/mckernel
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

kmalloc()/kfree() re-implementation

Browse Source
This commit is contained in:
Balazs Gerofi
2016-08-18 21:41:23 +09:00
parent 82ae6d7458
commit 3b60a95f13
4 changed files with 188 additions and 366 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
kernel/include/cls.h
View File

@@ -19,11 +19,13 @@
* CPU Local Storage (cls)
*/
struct malloc_header {
unsigned int check;
struct kmalloc_header {
unsigned int front_magic;
unsigned int cpu_id;
struct malloc_header *next;
unsigned long size;
struct list_head list;
int size; /* The size of this chunk without the header */
unsigned int end_magic;
/* 32 bytes */
};
#include <ihk/lock.h>
@@ -38,8 +40,9 @@ extern ihk_spinlock_t cpu_status_lock;
struct cpu_local_var {
/* malloc */
struct malloc_header free_list;
struct malloc_header *remote_free_list;
struct list_head free_list;
struct list_head remote_free_list;
ihk_spinlock_t remote_free_list_lock;
struct thread idle;
struct process idle_proc;

2
kernel/include/kmalloc.h
View File

@@ -32,8 +32,6 @@ void *_kmalloc(int size, enum ihk_mc_ap_flag flag, char *file, int line);
void _kfree(void *ptr, char *file, int line);
void *__kmalloc(int size, enum ihk_mc_ap_flag flag);
void __kfree(void *ptr);
void *___kmalloc(int size, enum ihk_mc_ap_flag flag);
void ___kfree(void *ptr);
int _memcheck(void *ptr, char *msg, char *file, int line, int free);
int memcheckall();