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/arch/mips/kernel/init_task.c

https://bitbucket.org/evzijst/gittest
C | 42 lines | 21 code | 6 blank | 15 comment | 0 complexity | 22ae8379c86d428f8877405f00aa4f74 MD5 | raw file
 1#include <linux/mm.h>
 2#include <linux/module.h>
 3#include <linux/sched.h>
 4#include <linux/init_task.h>
 5#include <linux/fs.h>
 6#include <linux/mqueue.h>
 7
 8#include <asm/thread_info.h>
 9#include <asm/uaccess.h>
10#include <asm/pgtable.h>
11
12static struct fs_struct init_fs = INIT_FS;
13static struct files_struct init_files = INIT_FILES;
14static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
15static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
16struct mm_struct init_mm = INIT_MM(init_mm);
17
18EXPORT_SYMBOL(init_mm);
19
20/*
21 * Initial thread structure.
22 *
23 * We need to make sure that this is 8192-byte aligned due to the
24 * way process stacks are handled. This is done by making sure
25 * the linker maps this in the .text segment right after head.S,
26 * and making head.S ensure the proper alignment.
27 *
28 * The things we do for performance..
29 */
30union thread_union init_thread_union
31	__attribute__((__section__(".data.init_task"),
32	               __aligned__(THREAD_SIZE))) =
33		{ INIT_THREAD_INFO(init_task) };
34
35/*
36 * Initial task structure.
37 *
38 * All other task structs will be allocated on slabs in fork.c
39 */
40struct task_struct init_task = INIT_TASK(init_task);
41
42EXPORT_SYMBOL(init_task);