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Commit 5e1253b5 authored by Steve French's avatar Steve French
Browse files

[CIFS] Correct cifs tcp retry when some data sent before getting EAGAIN. 


Continue implementation of cifs umount begin to allow force unmounts of
cifs mounts.

Signed-off-by: default avatarSteve French <sfrench@us.ibm.com>
parent 02c37a6d

fs/cifs/cifsfs.c

+17 −2
Original line number Diff line number Diff line
@@ -407,9 +407,24 @@ static struct quotactl_ops cifs_quotactl_ops = { 


static void cifs_umount_begin(struct super_block * sblock)

{

	cERROR(1,("kill all tasks now - umount begin not implemented yet"));

	struct cifs_sb_info *cifs_sb;



	cifs_sb = CIFS_SB(sb);

	if(cifs_sb == NULL)

		return -EIO;

	if(cifs_sb->tcon == NULL)

		return -EIO;

	down(&tcon->tconSem);

	if (atomic_read(&tcon->useCount) == 1)

		tcon->tidStatus = CifsExiting;

	up(&tcon->tconSem);



/* BB FIXME - finish BB */

	if((cifs->sb->tcon->ses) && (cifs_sb->tcon->ses->server))

	{

		cERROR(1,("wake up tasks now - umount begin not complete"));

		wake_up_all(&server->request_q);

	}

/* BB FIXME - finish add checks for tidStatus BB */



	return;

}

fs/cifs/transport.c

+3 −0
Original line number Diff line number Diff line
@@ -169,6 +169,8 @@ smb_send(struct socket *ssocket, struct smb_hdr *smb_buffer, 
		}

		if (rc < 0) 

			break;

		else

			i = 0; /* reset i after each successful send */

		iov.iov_base += rc;

		iov.iov_len -= rc;

		len -= rc;
@@ -263,6 +265,7 @@ smb_send2(struct socket *ssocket, struct kvec *iov, int n_vec, 
				}

			}

		}

		i = 0; /* in case we get ENOSPC on the next send */

	}



	if (rc < 0) {