[GFS2] Split gfs2_writepage into three cases

[pandora-kernel.git] / fs / ioprio.c

diff --git a/fs/ioprio.c b/fs/ioprio.c
index 10d2c21..e4e01bc 100644 (file)
--- a/fs/ioprio.c
+++ b/fs/ioprio.c
@@ -25,6 +25,7 @@
 #include <linux/capability.h>
 #include <linux/syscalls.h>
 #include <linux/security.h>
+#include <linux/pid_namespace.h>
 
 static int set_task_ioprio(struct task_struct *task, int ioprio)
 {
@@ -77,6 +78,10 @@ asmlinkage long sys_ioprio_set(int which, int who, int ioprio)
                        if (!capable(CAP_SYS_ADMIN))
                                return -EPERM;
                        break;
+               case IOPRIO_CLASS_NONE:
+                       if (data)
+                               return -EINVAL;
+                       break;
                default:
                        return -EINVAL;
        }
@@ -93,7 +98,7 @@ asmlinkage long sys_ioprio_set(int which, int who, int ioprio)
                        if (!who)
                                p = current;
                        else
-                               p = find_task_by_pid(who);
+                               p = find_task_by_vpid(who);
                        if (p)
                                ret = set_task_ioprio(p, ioprio);
                        break;
@@ -101,7 +106,7 @@ asmlinkage long sys_ioprio_set(int which, int who, int ioprio)
                        if (!who)
                                pgrp = task_pgrp(current);
                        else
-                               pgrp = find_pid(who);
+                               pgrp = find_vpid(who);
                        do_each_pid_task(pgrp, PIDTYPE_PGID, p) {
                                ret = set_task_ioprio(p, ioprio);
                                if (ret)
@@ -180,7 +185,7 @@ asmlinkage long sys_ioprio_get(int which, int who)
                        if (!who)
                                p = current;
                        else
-                               p = find_task_by_pid(who);
+                               p = find_task_by_vpid(who);
                        if (p)
                                ret = get_task_ioprio(p);
                        break;
@@ -188,7 +193,7 @@ asmlinkage long sys_ioprio_get(int which, int who)
                        if (!who)
                                pgrp = task_pgrp(current);
                        else
-                               pgrp = find_pid(who);
+                               pgrp = find_vpid(who);
                        do_each_pid_task(pgrp, PIDTYPE_PGID, p) {
                                tmpio = get_task_ioprio(p);
                                if (tmpio < 0)