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authorPavel Shilovsky <piastryyy@gmail.com>2010-12-14 11:50:41 +0300
committerSteve French <sfrench@us.ibm.com>2011-01-20 21:42:29 +0000
commita70307eeeb25b89f6b2baf3cf3f0cef83c96ba12 (patch)
treef96abbc5d22884fd4c15fdc834c769b7fcf790c4 /fs/cifs/cifsfs.h
parent7a6a19b17ab9103ec708c18befd28f2a3908d4c1 (diff)
CIFS: Implement cifs_strict_readv (try #4)
Read from the cache if we have at least Level II oplock - otherwise read from the server. Add cifs_user_readv to let the client read into iovec buffers. Reviewed-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Pavel Shilovsky <piastryyy@gmail.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
Diffstat (limited to 'fs/cifs/cifsfs.h')
-rw-r--r--fs/cifs/cifsfs.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/cifs/cifsfs.h b/fs/cifs/cifsfs.h
index 710072e3691..f23206d4653 100644
--- a/fs/cifs/cifsfs.h
+++ b/fs/cifs/cifsfs.h
@@ -81,7 +81,9 @@ extern int cifs_open(struct inode *inode, struct file *file);
extern int cifs_close(struct inode *inode, struct file *file);
extern int cifs_closedir(struct inode *inode, struct file *file);
extern ssize_t cifs_user_read(struct file *file, char __user *read_data,
- size_t read_size, loff_t *poffset);
+ size_t read_size, loff_t *poffset);
+extern ssize_t cifs_strict_readv(struct kiocb *iocb, const struct iovec *iov,
+ unsigned long nr_segs, loff_t pos);
extern ssize_t cifs_user_write(struct file *file, const char __user *write_data,
size_t write_size, loff_t *poffset);
extern int cifs_lock(struct file *, int, struct file_lock *);