/* * Handling of different ABIs (personalities). * * We group personalities into execution domains which have their * own handlers for kernel entry points, signal mapping, etc... * * 2001-05-06 Complete rewrite, Christoph Hellwig (hch@infradead.org) */ #include <linux/init.h> #include <linux/kernel.h> #include <linux/kmod.h> #include <linux/module.h> #include <linux/personality.h> #include <linux/proc_fs.h> #include <linux/sched.h> #include <linux/seq_file.h> #include <linux/syscalls.h> #include <linux/sysctl.h> #include <linux/types.h> #include <linux/fs_struct.h> #ifdef CONFIG_PROC_FS static int execdomains_proc_show(struct seq_file *m, void *v) { seq_puts(m, "0-0\tLinux \t[kernel]\n"); return 0; } static int execdomains_proc_open(struct inode *inode, struct file *file) { return single_open(file, execdomains_proc_show, NULL); } static const struct file_operations execdomains_proc_fops = { .open = execdomains_proc_open, .read = seq_read, .llseek = seq_lseek, .release = single_release, }; static int __init proc_execdomains_init(void) { proc_create("execdomains", 0, NULL, &execdomains_proc_fops); return 0; } module_init(proc_execdomains_init); #endif SYSCALL_DEFINE1(personality, unsigned int, personality) { unsigned int old = current->personality; if (personality != 0xffffffff) set_personality(personality); return old; }