diff options
Diffstat (limited to 'arch/arm/kernel/init_task.c')
-rw-r--r-- | arch/arm/kernel/init_task.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/arch/arm/kernel/init_task.c b/arch/arm/kernel/init_task.c new file mode 100644 index 0000000..a00cca0 --- /dev/null +++ b/arch/arm/kernel/init_task.c @@ -0,0 +1,44 @@ +/* + * linux/arch/arm/kernel/init_task.c + */ +#include <linux/mm.h> +#include <linux/module.h> +#include <linux/fs.h> +#include <linux/sched.h> +#include <linux/init.h> +#include <linux/init_task.h> +#include <linux/mqueue.h> + +#include <asm/uaccess.h> +#include <asm/pgtable.h> + +static struct fs_struct init_fs = INIT_FS; +static struct files_struct init_files = INIT_FILES; +static struct signal_struct init_signals = INIT_SIGNALS(init_signals); +static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand); +struct mm_struct init_mm = INIT_MM(init_mm); + +EXPORT_SYMBOL(init_mm); + +/* + * Initial thread structure. + * + * We need to make sure that this is 8192-byte aligned due to the + * way process stacks are handled. This is done by making sure + * the linker maps this in the .text segment right after head.S, + * and making head.S ensure the proper alignment. + * + * The things we do for performance.. + */ +union thread_union init_thread_union + __attribute__((__section__(".init.task"))) = + { INIT_THREAD_INFO(init_task) }; + +/* + * Initial task structure. + * + * All other task structs will be allocated on slabs in fork.c + */ +struct task_struct init_task = INIT_TASK(init_task); + +EXPORT_SYMBOL(init_task); |