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kernel/linux-rt-4.4.41/drivers/s390/char/hmcdrv_cache.h 616 Bytes
5113f6f70   김현기   kernel add
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  /*
   *    SE/HMC Drive (Read) Cache Functions
   *
   *    Copyright IBM Corp. 2013
   *    Author(s): Ralf Hoppe (rhoppe@de.ibm.com)
   */
  
  #ifndef __HMCDRV_CACHE_H__
  #define __HMCDRV_CACHE_H__
  
  #include <linux/mmzone.h>
  #include "hmcdrv_ftp.h"
  
  #define HMCDRV_CACHE_SIZE_DFLT	(MAX_ORDER_NR_PAGES * PAGE_SIZE / 2UL)
  
  typedef ssize_t (*hmcdrv_cache_ftpfunc)(const struct hmcdrv_ftp_cmdspec *ftp,
  					size_t *fsize);
  
  ssize_t hmcdrv_cache_cmd(const struct hmcdrv_ftp_cmdspec *ftp,
  			 hmcdrv_cache_ftpfunc func);
  int hmcdrv_cache_startup(size_t cachesize);
  void hmcdrv_cache_shutdown(void);
  
  #endif	 /* __HMCDRV_CACHE_H__ */