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#include <fs/types.h>
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#include <fs/errno.h>
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#include <fs/maccess.h>
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#include <fs/mount.h>
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#include <fs/bdev.h>
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#include "fsconst.h"
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#include "debug.h"
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#include "fs.h"
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int k_fdevice(char *device_name)
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{
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  declare_buffer(char,dname,MAXFILENAMELEN);
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  int len,ret;
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  call_to_fs();
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  len=__verify_read_nolen((char*)device_name);
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  if ((!len)||(len>MAXFILENAMELEN)) return_from_fs(-EVERIFY);
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  __copy_from_user(dname,device_name,len+1);
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  ret=(int)bdev_find_byname(dname);
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  if (ret<0) return_from_fs(-EINVAL);
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  return_from_fs(ret);
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}
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