Lines Matching full:w
78 * ww_mutex_init - initialize the w/w mutex
80 * @ww_class: the w/w class the mutex should belong to
82 * Initialize the w/w mutex to unlocked state and associate it with the given
98 * ww_acquire_init - initialize a w/w acquire context
99 * @ctx: w/w acquire context to initialize
100 * @ww_class: w/w class of the context
102 * Initializes an context to acquire multiple mutexes of the given w/w class.
104 * Context-based w/w mutex acquiring can be done in any order whatsoever within
108 * Mixing of context-based w/w mutex acquiring and single w/w mutex locking can
110 * for the same w/w class when acquiring mutexes can also result in undetected
114 * Nesting of acquire contexts for _different_ w/w classes is possible, subject
150 * Marks the end of the acquire phase, any further w/w mutex lock calls using
153 * Calling this function is optional, it is just useful to document w/w mutex
168 * ww_acquire_fini - releases a w/w acquire context
171 * Releases a w/w acquire context. This must be called _after_ all acquired w/w
194 * ww_mutex_lock - acquire the w/w mutex
196 * @ctx: w/w acquire context, or NULL to acquire only a single lock.
198 * Lock the w/w mutex exclusively for this task.
200 * Deadlocks within a given w/w class of locks are detected and handled with the
207 * In the die case the caller must release all currently held w/w mutexes for
210 * lock and proceed with trying to acquire further w/w mutexes (e.g. when
218 * of the same w/w lock class as was used to initialize the acquire context.
225 * ww_mutex_lock_interruptible - acquire the w/w mutex, interruptible
227 * @ctx: w/w acquire context
229 * Lock the w/w mutex exclusively for this task.
231 * Deadlocks within a given w/w class of locks are detected and handled with the
239 * In the die case the caller must release all currently held w/w mutexes for
242 * not acquire this lock and proceed with trying to acquire further w/w mutexes
250 * of the same w/w lock class as was used to initialize the acquire context.
258 * ww_mutex_lock_slow - slowpath acquiring of the w/w mutex
260 * @ctx: w/w acquire context
262 * Acquires a w/w mutex with the given context after a die case. This function
265 * The caller must have released all w/w mutexes already acquired with the
268 * Afterwards the caller may continue to (re)acquire the other w/w mutexes it
272 * It is forbidden to call this function with any other w/w mutexes associated
277 * ww_mutex_lock directly. This function here is simply to help w/w mutex
292 * ww_mutex_lock_slow_interruptible - slowpath acquiring of the w/w mutex, interruptible
294 * @ctx: w/w acquire context
296 * Acquires a w/w mutex with the given context after a die case. This function
301 * The caller must have released all w/w mutexes already acquired with the
304 * Afterwards the caller may continue to (re)acquire the other w/w mutexes it
308 * It is forbidden to call this function with any other w/w mutexes associated
314 * w/w mutex locking code readability by clearly denoting the slowpath.
329 * ww_mutex_trylock - tries to acquire the w/w mutex without acquire context
341 * ww_mutex_destroy - mark a w/w mutex unusable
354 * ww_mutex_is_locked - is the w/w mutex locked