drm/radeon: only save UVD bo when we have open handles

[linux-imx.git] / fs / exec.c

diff --git a/fs/exec.c b/fs/exec.c
index ffd7a813ad3d06ee1e1de4e996c72282c24e7039..9c73def87642fc8f36624b7fa525504541a59a04 100644 (file)
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -110,13 +110,14 @@ SYSCALL_DEFINE1(uselib, const char __user *, library)
        static const struct open_flags uselib_flags = {
                .open_flag = O_LARGEFILE | O_RDONLY | __FMODE_EXEC,
                .acc_mode = MAY_READ | MAY_EXEC | MAY_OPEN,
-               .intent = LOOKUP_OPEN
+               .intent = LOOKUP_OPEN,
+               .lookup_flags = LOOKUP_FOLLOW,
        };
 
        if (IS_ERR(tmp))
                goto out;
 
-       file = do_filp_open(AT_FDCWD, tmp, &uselib_flags, LOOKUP_FOLLOW);
+       file = do_filp_open(AT_FDCWD, tmp, &uselib_flags);
        putname(tmp);
        error = PTR_ERR(file);
        if (IS_ERR(file))
@@ -756,10 +757,11 @@ struct file *open_exec(const char *name)
        static const struct open_flags open_exec_flags = {
                .open_flag = O_LARGEFILE | O_RDONLY | __FMODE_EXEC,
                .acc_mode = MAY_EXEC | MAY_OPEN,
-               .intent = LOOKUP_OPEN
+               .intent = LOOKUP_OPEN,
+               .lookup_flags = LOOKUP_FOLLOW,
        };
 
-       file = do_filp_open(AT_FDCWD, &tmp, &open_exec_flags, LOOKUP_FOLLOW);
+       file = do_filp_open(AT_FDCWD, &tmp, &open_exec_flags);
        if (IS_ERR(file))
                goto out;
 
@@ -930,6 +932,7 @@ static int de_thread(struct task_struct *tsk)
                 * also take its birthdate (always earlier than our own).
                 */
                tsk->start_time = leader->start_time;
+               tsk->real_start_time = leader->real_start_time;
 
                BUG_ON(!same_thread_group(leader, tsk));
                BUG_ON(has_group_leader_pid(tsk));
@@ -945,9 +948,8 @@ static int de_thread(struct task_struct *tsk)
                 * Note: The old leader also uses this pid until release_task
                 *       is called.  Odd but simple and correct.
                 */
-               detach_pid(tsk, PIDTYPE_PID);
                tsk->pid = leader->pid;
-               attach_pid(tsk, PIDTYPE_PID,  task_pid(leader));
+               change_pid(tsk, PIDTYPE_PID, task_pid(leader));
                transfer_pid(leader, tsk, PIDTYPE_PGID);
                transfer_pid(leader, tsk, PIDTYPE_SID);
 
@@ -1463,7 +1465,6 @@ static int do_execve_common(const char *filename,
        struct files_struct *displaced;
        bool clear_in_exec;
        int retval;
-       const struct cred *cred = current_cred();
 
        /*
         * We move the actual failure in case of RLIMIT_NPROC excess from
@@ -1472,7 +1473,7 @@ static int do_execve_common(const char *filename,
         * whether NPROC limit is still exceeded.
         */
        if ((current->flags & PF_NPROC_EXCEEDED) &&
-           atomic_read(&cred->user->processes) > rlimit(RLIMIT_NPROC)) {
+           atomic_read(&current_user()->processes) > rlimit(RLIMIT_NPROC)) {
                retval = -EAGAIN;
                goto out_ret;
        }