void request_send(struct fuse_conn *fc, struct fuse_in *in,
struct fuse_out *out)
{
struct fuse_req *req;
out->h.error = -ERESTARTSYS;
if(down_interruptible(&fc->outstanding))
return;
out->h.error = -ENOMEM;
req = request_new();
if(!req)
return;
req->in = in;
req->out = out;
req->issync = 1;
spin_lock(&fuse_lock);
out->h.error = -ENOTCONN;
if(fc->file) {
in->h.unique = get_unique(fc);
list_add_tail(&req->list, &fc->pending);
wake_up(&fc->waitq);
request_wait_answer(req);
list_del(&req->list);
}
spin_unlock(&fuse_lock);
request_free(req);
up(&fc->outstanding);
}
static g_val_t user_metric_handler ( int metric_index )
{
g_val_t val;
/* The metric_index corresponds to the order in which
the metrics appear in the metric_info array
*/
switch (metric_index) {
case 0:
val.uint32 = get_users();
return val;
case 1:
val.uint32 = get_unique();
return val;
}
/* default case */
val.uint32 = 0;
return val;
}
static unique_cube<T> get_unique_crop( const cube<T>& c, const vec3s& s )
{
unique_cube<T> ret = get_unique(s);
*ret = c.subcube(0,0,0,s[0]-1,s[1]-1,s[2]-1);
return ret;
}
static unique_cube<T> get_unique_copy( const cube<T>& c )
{
unique_cube<T> ret = get_unique( c.n_rows, c.n_cols, c.n_slices );
*ret = c;
return ret;
}
static unique_cube<T> get_unique_zero( const vec3s& s )
{
unique_cube<T> ret = get_unique(s);
ret->fill(0);
return ret;
}
