#include <linux/syscalls.h>
#include <linux/sysctl.h>
#include <linux/types.h>
+#include <linux/fs_struct.h>
static void default_handler(int, struct pt_regs *);
static DEFINE_RWLOCK(exec_domains_lock);
-static u_long ident_map[32] = {
+static unsigned long ident_map[32] = {
0, 1, 2, 3, 4, 5, 6, 7,
8, 9, 10, 11, 12, 13, 14, 15,
16, 17, 18, 19, 20, 21, 22, 23,
}
static struct exec_domain *
-lookup_exec_domain(u_long personality)
+lookup_exec_domain(unsigned int personality)
{
- struct exec_domain * ep;
- u_long pers = personality(personality);
+ unsigned int pers = personality(personality);
+ struct exec_domain *ep;
read_lock(&exec_domains_lock);
for (ep = exec_domains; ep; ep = ep->next) {
#ifdef CONFIG_MODULES
read_unlock(&exec_domains_lock);
- request_module("personality-%ld", pers);
+ request_module("personality-%d", pers);
read_lock(&exec_domains_lock);
for (ep = exec_domains; ep; ep = ep->next) {
}
int
-__set_personality(u_long personality)
+__set_personality(unsigned int personality)
{
struct exec_domain *ep, *oep;
return 0;
}
- if (atomic_read(¤t->fs->count) != 1) {
- struct fs_struct *fsp, *ofsp;
-
- fsp = copy_fs_struct(current->fs);
- if (fsp == NULL) {
- module_put(ep->module);
- return -ENOMEM;
- }
-
- task_lock(current);
- ofsp = current->fs;
- current->fs = fsp;
- task_unlock(current);
-
- put_fs_struct(ofsp);
- }
-
- /*
- * At that point we are guaranteed to be the sole owner of
- * current->fs.
- */
-
current->personality = personality;
oep = current_thread_info()->exec_domain;
current_thread_info()->exec_domain = ep;
module_init(proc_execdomains_init);
#endif
-asmlinkage long
-sys_personality(u_long personality)
+SYSCALL_DEFINE1(personality, unsigned int, personality)
{
- u_long old = current->personality;
+ unsigned int old = current->personality;
if (personality != 0xffffffff) {
set_personality(personality);
return -EINVAL;
}
- return (long)old;
+ return old;
}