mars/mars_device_aio.h
Thomas Schoebel-Theuer d9a6c14a89 import mars-56.tgz
2013-01-08 15:54:05 +01:00

48 lines
854 B
C

// (c) 2010 Thomas Schoebel-Theuer / 1&1 Internet AG
#ifndef MARS_DEVICE_AIO_H
#define MARS_DEVICE_AIO_H
#include <linux/aio.h>
#include <linux/syscalls.h>
struct device_aio_mref_aspect {
GENERIC_ASPECT(mref);
struct list_head io_head;
int resubmit;
bool do_dealloc;
};
struct device_aio_brick {
MARS_BRICK(device_aio);
};
struct device_aio_input {
MARS_INPUT(device_aio);
};
struct aio_threadinfo {
struct list_head mref_list;
struct device_aio_output *output;
struct task_struct *thread;
struct mm_struct *mm;
wait_queue_head_t event;
spinlock_t lock;
bool terminated;
};
struct device_aio_output {
MARS_OUTPUT(device_aio);
// parameters
bool o_direct;
bool o_fdsync;
// private
struct file *filp;
int fd; // FIXME: remove this!
struct aio_threadinfo tinfo[3];
aio_context_t ctxp;
};
MARS_TYPES(device_aio);
#endif