Defined in 1 files as a function:

Referenced in 2 files:

Smatch caller information:

fs/super.c lockdep_sb_freeze_acquire() -> percpu_rwsem_acquire()

Type Parameter Key Value
PARAM_VALUE 0 sem 4096-ptr_max
PARAM_VALUE 1 read 0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &sb->s_umount
TYPE_LOCK (struct super_block)->s_umount

fs/aio.c kiocb_end_write() -> percpu_rwsem_acquire()

Type Parameter Key Value
PARAM_VALUE 0 sem 4096-ptr_max
PARAM_VALUE 1 read 1
BUF_SIZE 0 sem 816
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &epdata->dev->lock

fs/read_write.c kiocb_end_write() -> percpu_rwsem_acquire()

Type Parameter Key Value
PARAM_VALUE 0 sem 4096-ptr_max
PARAM_VALUE 1 read 1
BUF_SIZE 0 sem 816
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &inode->i_rwsem

fs/cachefiles/io.c kiocb_end_write() -> percpu_rwsem_acquire()

Type Parameter Key Value
PARAM_VALUE 0 sem 4096-ptr_max
PARAM_VALUE 1 read 1
BUF_SIZE 0 sem 816
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &epdata->dev->lock

drivers/block/loop.c kiocb_end_write() -> percpu_rwsem_acquire()

Type Parameter Key Value
PARAM_VALUE 0 sem 4096-ptr_max
PARAM_VALUE 1 read 1
BUF_SIZE 0 sem 816
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &pool->lock

io_uring/rw.c kiocb_end_write() -> percpu_rwsem_acquire()

Type Parameter Key Value
PARAM_VALUE 0 sem 4096-ptr_max
PARAM_VALUE 1 read 1
BUF_SIZE 0 sem 816
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

fs/backing-file.c kiocb_end_write() -> percpu_rwsem_acquire()

Type Parameter Key Value
PARAM_VALUE 0 sem 4096-ptr_max
PARAM_VALUE 1 read 1
BUF_SIZE 0 sem 816
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &epdata->dev->lock