函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:security\apparmor\policy_ns.c Create Date:2022-07-27 21:43:15
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：aa_prepare_ns - find an existing or create a new namespace of @name*@parent: ns to treat as parent*@name: the namespace to find or add (NOT NULL)* Returns: refcounted namespace or PTR_ERR if failed to create one

函数原型：struct aa_ns *aa_prepare_ns(struct aa_ns *parent, const char *name)

返回类型：struct aa_ns

参数：

类型参数名称
struct aa_ns *parent
const char *name
312  mutex_lock_nested( & lock, level)
315  ns等于aa_get_ns - increment references count on @ns*@ns: namespace to increment reference count of (MAYBE NULL)* Returns: pointer to @ns, if @ns is NULL returns NULL* Requires: @ns must be held with valid refcount when called
316  如果非ns则ns等于__aa_create_ns(parent, name, NULL)
318  mutex_unlock - release the mutex*@lock: the mutex to be released* Unlock a mutex that has been locked by this task previously.* This function must not be used in interrupt context. Unlocking* of a not locked mutex is not allowed.
321  返回:ns
调用者
名称描述
aa_replace_profilesaa_replace_profiles - replace profile(s) on the profile list*@policy_ns: namespace load is occurring on*@label: label that is attempting to load/replace policy*@mask: permission mask*@udata: serialized data stream (NOT NULL)* unpack and replace a profile