include/linux/netfs.h

36  * folio_start_fscache - Start an fscache write on a folio.
40  * second write before the first one finishes is not allowed.
50  * folio_end_fscache - End an fscache write on a folio.
62  * folio_wait_fscache - Wait for an fscache write on this folio to end.
66  * the write to finish.  Another write may start after this one finishes,
75  * folio_wait_fscache_killable - Wait for an fscache write on this folio to end.
79  * for the write to finish or for a fatal signal to be received.
80  * Another write may start after this one finishes, unless the caller
145 #define NETFS_ICTX_NO_WRITE_STREAMING	3	/* Don't engage in write-streaming */
202  * individual read/write from/to a server, a cache, a journal, etc..
219 	enum netfs_io_source	source;		/* Where to read from/write to */
232 	NETFS_READ_FOR_WRITE,		/* This read is to prepare a write */
233 	NETFS_WRITEBACK,		/* This write was triggered by writepages */
234 	NETFS_WRITETHROUGH,		/* This write was made by netfs_perform_write() */
236 	NETFS_UNBUFFERED_WRITE,		/* This is an unbuffered write */
238 	NETFS_DIO_WRITE,		/* This is a direct I/O write */
264 	unsigned int		wsize;		/* Maximum write size (0 for none) */
281 #define NETFS_RREQ_COPY_TO_CACHE	1	/* Need to write to the cache */
286 #define NETFS_RREQ_WRITE_TO_CACHE	7	/* Need to write to the cache */
287 #define NETFS_RREQ_UPLOAD_TO_SERVER	8	/* Need to write to the server */
347 	int (*write)(struct netfs_cache_resources *cres,
363 	/* Prepare a write operation, working out what part of the write we can
391 /* High-level write API */