From 172724332ad7df4ac9fa1b2f6d4d96d80175bec6 Mon Sep 17 00:00:00 2001 From: Guenter Roeck Date: Tue, 18 Oct 2016 12:35:03 -0700 Subject: [PATCH] cgroup: Remove leftover instances of allow_attach MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Fix: kernel/sched/tune.c:718:2: error: unknown field ‘allow_attach’ specified in initializer kernel/cpuset.c:2087:2: error: unknown field 'allow_attach' specified in initializer Change-Id: Ie524350ffc6158f3182d90095cca502e58b6f197 Fixes: e78f134a78a0 ("CHROMIUM: remove Android's cgroup generic permissions checks") Signed-off-by: Guenter Roeck --- kernel/cpuset.c | 18 ------------------ kernel/sched/tune.c | 7 ------- 2 files changed, 25 deletions(-) diff --git a/kernel/cpuset.c b/kernel/cpuset.c index 85737aada4d2..3f9db31c5d04 100644 --- a/kernel/cpuset.c +++ b/kernel/cpuset.c @@ -2095,23 +2095,6 @@ static void cpuset_bind(struct cgroup_subsys_state *root_css) mutex_unlock(&cpuset_mutex); } -static int cpuset_allow_attach(struct cgroup_taskset *tset) -{ - const struct cred *cred = current_cred(), *tcred; - struct task_struct *task; - struct cgroup_subsys_state *css; - - cgroup_taskset_for_each(task, css, tset) { - tcred = __task_cred(task); - - if ((current != task) && !capable(CAP_SYS_ADMIN) && - cred->euid.val != tcred->uid.val && cred->euid.val != tcred->suid.val) - return -EACCES; - } - - return 0; -} - /* * Make sure the new task conform to the current state of its parent, * which could have been changed by cpuset just after it inherits the @@ -2132,7 +2115,6 @@ struct cgroup_subsys cpuset_cgrp_subsys = { .css_offline = cpuset_css_offline, .css_free = cpuset_css_free, .can_attach = cpuset_can_attach, - .allow_attach = cpuset_allow_attach, .cancel_attach = cpuset_cancel_attach, .attach = cpuset_attach, .post_attach = cpuset_post_attach, diff --git a/kernel/sched/tune.c b/kernel/sched/tune.c index 505d7b35b0e1..68a24a044b0a 100644 --- a/kernel/sched/tune.c +++ b/kernel/sched/tune.c @@ -368,12 +368,6 @@ void schedtune_enqueue_task(struct task_struct *p, int cpu) raw_spin_unlock_irqrestore(&bg->lock, irq_flags); } -int schedtune_allow_attach(struct cgroup_taskset *tset) -{ - /* We always allows tasks to be moved between existing CGroups */ - return 0; -} - int schedtune_can_attach(struct cgroup_taskset *tset) { struct task_struct *task; @@ -715,7 +709,6 @@ schedtune_css_free(struct cgroup_subsys_state *css) struct cgroup_subsys schedtune_cgrp_subsys = { .css_alloc = schedtune_css_alloc, .css_free = schedtune_css_free, - .allow_attach = schedtune_allow_attach, .can_attach = schedtune_can_attach, .cancel_attach = schedtune_cancel_attach, .legacy_cftypes = files, -- 2.34.1