mars/mars_sio.h
Thomas Schoebel-Theuer 9a07637632 statistics for sio
2013-01-20 23:24:09 +01:00

49 lines
796 B
C

// (c) 2010 Thomas Schoebel-Theuer / 1&1 Internet AG
#ifndef MARS_SIO_H
#define MARS_SIO_H
#define WITH_THREAD 16
struct sio_mref_aspect {
GENERIC_ASPECT(mref);
struct list_head io_head;
int alloc_len;
bool do_dealloc;
};
struct sio_brick {
MARS_BRICK(sio);
// parameters
bool o_direct;
bool o_fdsync;
};
struct sio_input {
MARS_INPUT(sio);
};
struct sio_threadinfo {
struct sio_output *output;
struct list_head mref_list;
struct task_struct *thread;
wait_queue_head_t event;
spinlock_t lock;
atomic_t queue_count;
atomic_t fly_count;
atomic_t total_count;
unsigned long last_jiffies;
};
struct sio_output {
MARS_OUTPUT(sio);
// private
struct file *filp;
struct sio_threadinfo tinfo[WITH_THREAD+1];
spinlock_t g_lock;
int index;
};
MARS_TYPES(sio);
#endif