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authorJeff Layton <jlayton@redhat.com>2011-10-19 15:29:49 -0400
committerJeff Layton <jlayton@redhat.com>2011-10-19 15:29:49 -0400
commit44d22d846fdc7c3e688fc1ff5ae6d06d08bb5656 (patch)
treea7c55381c4eee74c2be9a4dc0728f0a927367d04 /fs/cifs/cifsproto.h
parente9097ab48978c89b9c0926e2ae5d49bf6ea91b18 (diff)
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cifs: add a callback function to receive the rest of the frame
In order to handle larger SMBs for readpages and other calls, we want to be able to read into a preallocated set of buffers. Rather than changing all of the existing code to preallocate buffers however, we instead add a receive callback function to the MID. cifsd will call this function once the mid_q_entry has been identified in order to receive the rest of the SMB. If the mid can't be identified or the receive pointer is unset, then the standard 3rd phase receive function will be called. Reviewed-and-Tested-by: Pavel Shilovsky <piastry@etersoft.ru> Signed-off-by: Jeff Layton <jlayton@redhat.com>
Diffstat (limited to 'fs/cifs/cifsproto.h')
-rw-r--r--fs/cifs/cifsproto.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h
index a1fa9cec05d..8a7adb31ffe 100644
--- a/fs/cifs/cifsproto.h
+++ b/fs/cifs/cifsproto.h
@@ -69,8 +69,9 @@ extern struct mid_q_entry *AllocMidQEntry(const struct smb_hdr *smb_buffer,
struct TCP_Server_Info *server);
extern void DeleteMidQEntry(struct mid_q_entry *midEntry);
extern int cifs_call_async(struct TCP_Server_Info *server, struct kvec *iov,
- unsigned int nvec, mid_callback_t *callback,
- void *cbdata, bool ignore_pend);
+ unsigned int nvec, mid_receive_t *receive,
+ mid_callback_t *callback, void *cbdata,
+ bool ignore_pend);
extern int SendReceive(const unsigned int /* xid */ , struct cifs_ses *,
struct smb_hdr * /* input */ ,
struct smb_hdr * /* out */ ,