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-rw-r--r--fs/cifs/file.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 379369ecda9..d62e29fe91f 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -1959,3 +1959,19 @@ struct address_space_operations cifs_addr_ops = {
1959 /* .sync_page = cifs_sync_page, */ 1959 /* .sync_page = cifs_sync_page, */
1960 /* .direct_IO = */ 1960 /* .direct_IO = */
1961}; 1961};
1962
1963/*
1964 * cifs_readpages requires the server to support a buffer large enough to
1965 * contain the header plus one complete page of data. Otherwise, we need
1966 * to leave cifs_readpages out of the address space operations.
1967 */
1968struct address_space_operations cifs_addr_ops_smallbuf = {
1969 .readpage = cifs_readpage,
1970 .writepage = cifs_writepage,
1971 .writepages = cifs_writepages,
1972 .prepare_write = cifs_prepare_write,
1973 .commit_write = cifs_commit_write,
1974 .set_page_dirty = __set_page_dirty_nobuffers,
1975 /* .sync_page = cifs_sync_page, */
1976 /* .direct_IO = */
1977};