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authorDavid Howells <dhowells@redhat.com>2021-06-17 13:09:21 +0100
committerDavid Howells <dhowells@redhat.com>2023-12-28 09:45:24 +0000
commit938e13a73b244278a3777f38fa915bd239b2efd2 (patch)
treec1625777ab2962f8cbefcc993b2b9b3124bc1417 /include/linux/netfs.h
parent153a9961b551101cd38e94e26cd92fbfd198b19b (diff)
netfs: Implement buffered write API
Institute a netfs write helper, netfs_file_write_iter(), to be pointed at by the network filesystem ->write_iter() call. Make it handled buffered writes by calling the previously defined netfs_perform_write() to copy the source data into the pagecache. Signed-off-by: David Howells <dhowells@redhat.com> Reviewed-by: Jeff Layton <jlayton@kernel.org> cc: linux-cachefs@redhat.com cc: linux-fsdevel@vger.kernel.org cc: linux-mm@kvack.org
Diffstat (limited to 'include/linux/netfs.h')
-rw-r--r--include/linux/netfs.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/netfs.h b/include/linux/netfs.h
index e1dfd6775c2c..0948ecf69aa5 100644
--- a/include/linux/netfs.h
+++ b/include/linux/netfs.h
@@ -382,7 +382,10 @@ ssize_t netfs_unbuffered_read_iter(struct kiocb *iocb, struct iov_iter *iter);
/* High-level write API */
ssize_t netfs_perform_write(struct kiocb *iocb, struct iov_iter *iter,
struct netfs_group *netfs_group);
+ssize_t netfs_buffered_write_iter_locked(struct kiocb *iocb, struct iov_iter *from,
+ struct netfs_group *netfs_group);
ssize_t netfs_unbuffered_write_iter(struct kiocb *iocb, struct iov_iter *from);
+ssize_t netfs_file_write_iter(struct kiocb *iocb, struct iov_iter *from);
/* Address operations API */
struct readahead_control;