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authorPavel Shilovsky <pshilovsky@samba.org>2012-09-18 16:20:29 -0700
committerSteve French <smfrench@gmail.com>2012-09-24 21:46:27 -0500
commit09a4707e7638247302c6d798061aed117141fb74 (patch)
treed31b23d8b91941b30425d6a4d8235d9e91d7afef /fs/cifs/cifsglob.h
parentfc9c59662e0cd37577556d0de865268baeb9b293 (diff)
CIFS: Add SMB2 support for cifs_iovec_read
Signed-off-by: Pavel Shilovsky <pshilovsky@samba.org> Signed-off-by: Steve French <smfrench@gmail.com>
Diffstat (limited to 'fs/cifs/cifsglob.h')
-rw-r--r--fs/cifs/cifsglob.h25
1 files changed, 25 insertions, 0 deletions
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index fcf81c05635f..93dd582bb8d1 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -857,12 +857,37 @@ struct cifsFileInfo {
struct cifs_io_parms {
__u16 netfid;
+#ifdef CONFIG_CIFS_SMB2
+ __u64 persistent_fid; /* persist file id for smb2 */
+ __u64 volatile_fid; /* volatile file id for smb2 */
+#endif
__u32 pid;
__u64 offset;
unsigned int length;
struct cifs_tcon *tcon;
};
+struct cifs_readdata;
+
+/* asynchronous read support */
+struct cifs_readdata {
+ struct kref refcount;
+ struct list_head list;
+ struct completion done;
+ struct cifsFileInfo *cfile;
+ struct address_space *mapping;
+ __u64 offset;
+ unsigned int bytes;
+ pid_t pid;
+ int result;
+ struct list_head pages;
+ struct work_struct work;
+ int (*marshal_iov) (struct cifs_readdata *rdata,
+ unsigned int remaining);
+ unsigned int nr_iov;
+ struct kvec iov[1];
+};
+
/*
* Take a reference on the file private data. Must be called with
* cifs_file_list_lock held.