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authorLi Zefan <[email protected]>2010-03-24 13:17:19 +0800
committerIngo Molnar <[email protected]>2010-04-02 20:12:00 +0200
commit32bd7eb5a7f4596c8440dd9440322fe9e686634d (patch)
treef1d0c0a215c1305aec0a8f407b431a975f7ad072 /kernel/user.c
parentc9494727cf293ae2ec66af57547a3e79c724fec2 (diff)
sched: Remove remaining USER_SCHED code
This is left over from commit 7c9414385e ("sched: Remove USER_SCHED"") Signed-off-by: Li Zefan <[email protected]> Acked-by: Dhaval Giani <[email protected]> Signed-off-by: Peter Zijlstra <[email protected]> Cc: David Howells <[email protected]> LKML-Reference: <[email protected]> Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'kernel/user.c')
-rw-r--r--kernel/user.c10
1 files changed, 1 insertions, 9 deletions
diff --git a/kernel/user.c b/kernel/user.c
index ec3b2229893b..8e1c8c0a496c 100644
--- a/kernel/user.c
+++ b/kernel/user.c
@@ -16,7 +16,6 @@
#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/user_namespace.h>
-#include "cred-internals.h"
struct user_namespace init_user_ns = {
.kref = {
@@ -137,9 +136,7 @@ struct user_struct *alloc_uid(struct user_namespace *ns, uid_t uid)
struct hlist_head *hashent = uidhashentry(ns, uid);
struct user_struct *up, *new;
- /* Make uid_hash_find() + uids_user_create() + uid_hash_insert()
- * atomic.
- */
+ /* Make uid_hash_find() + uid_hash_insert() atomic. */
spin_lock_irq(&uidhash_lock);
up = uid_hash_find(uid, hashent);
spin_unlock_irq(&uidhash_lock);
@@ -161,11 +158,6 @@ struct user_struct *alloc_uid(struct user_namespace *ns, uid_t uid)
spin_lock_irq(&uidhash_lock);
up = uid_hash_find(uid, hashent);
if (up) {
- /* This case is not possible when CONFIG_USER_SCHED
- * is defined, since we serialize alloc_uid() using
- * uids_mutex. Hence no need to call
- * sched_destroy_user() or remove_user_sysfs_dir().
- */
key_put(new->uid_keyring);
key_put(new->session_keyring);
kmem_cache_free(uid_cachep, new);