Commit c03f6bfc authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6 

* git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6:
  [CIFS] Enable mmap on forcedirectio mounts
  cifs: NULL out tcon, pSesInfo, and srvTcp pointers when chasing DFS referrals
parents b7bfb2a7 a994b8fa

fs/cifs/CHANGES

+3 −1
Original line number Diff line number Diff line
@@ -5,7 +5,9 @@ have duplicated data). Fix oops in cifs_lookup. Workaround problem 
mounting to OS/400 Netserve. Fix oops in cifs_get_tcp_session.

Disable use of server inode numbers when server only

partially supports them (e.g. for one server querying inode numbers on

FindFirst fails but QPathInfo queries works).

FindFirst fails but QPathInfo queries works). Fix oops with dfs in 

cifs_put_smb_ses. Fix mmap to work on directio mounts (needed

for OpenOffice when on forcedirectio mount e.g.)



Version 1.60

-------------

fs/cifs/cifsfs.c

+2 −1
Original line number Diff line number Diff line
@@ -758,7 +758,7 @@ const struct file_operations cifs_file_ops = { 
};



const struct file_operations cifs_file_direct_ops = {

	/* no mmap, no aio, no readv -

	/* no aio, no readv -

	   BB reevaluate whether they can be done with directio, no cache */

	.read = cifs_user_read,

	.write = cifs_user_write,
@@ -767,6 +767,7 @@ const struct file_operations cifs_file_direct_ops = { 
	.lock = cifs_lock,

	.fsync = cifs_fsync,

	.flush = cifs_flush,

	.mmap = cifs_file_mmap,

	.splice_read = generic_file_splice_read,

#ifdef CONFIG_CIFS_POSIX

	.unlocked_ioctl  = cifs_ioctl,

fs/cifs/connect.c

+9 −4
Original line number Diff line number Diff line
@@ -2287,12 +2287,12 @@ int 
cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb,

		char *mount_data_global, const char *devname)

{

	int rc = 0;

	int rc;

	int xid;

	struct smb_vol *volume_info;

	struct cifsSesInfo *pSesInfo = NULL;

	struct cifsTconInfo *tcon = NULL;

	struct TCP_Server_Info *srvTcp = NULL;

	struct cifsSesInfo *pSesInfo;

	struct cifsTconInfo *tcon;

	struct TCP_Server_Info *srvTcp;

	char   *full_path;

	char *mount_data = mount_data_global;

#ifdef CONFIG_CIFS_DFS_UPCALL
@@ -2301,6 +2301,10 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, 
	int referral_walks_count = 0;

try_mount_again:

#endif

	rc = 0;

	tcon = NULL;

	pSesInfo = NULL;

	srvTcp = NULL;

	full_path = NULL;



	xid = GetXid();
@@ -2597,6 +2601,7 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, 


			cleanup_volume_info(&volume_info);

			referral_walks_count++;

			FreeXid(xid);

			goto try_mount_again;

		}

#else /* No DFS support, return error on mount */