[XFS] remove dependency of the dmapi module on behaviors

Mount options are now parsed by the main XFS module and rejected if dmapi
support is not available, and there is a new dm operation to send the
mount event.

SGI-PV: 969608
SGI-Modid: xfs-linux-melb:xfs-kern:29502a

Signed-off-by: Christoph Hellwig <hch@infradead.org>
Signed-off-by: David Chinner <dgc@sgi.com>
Signed-off-by: Tim Shimmin <tes@sgi.com>

2 files changed, 0 insertions, 21 deletions

diff --git a/fs/xfs/linux-2.6/xfs_vfs.c b/fs/xfs/linux-2.6/xfs_vfs.c
index 6ed7f137a031..1ce15706458a 100644
--- a/fs/xfs/linux-2.6/xfs_vfs.c
+++ b/fs/xfs/linux-2.6/xfs_vfs.c
@@ -156,19 +156,6 @@ vfs_vget(
 }
 
 int
-vfs_dmapiops(
-        struct bhv_desc         *bdp,
-        caddr_t                 addr)
-{
-        struct bhv_desc         *next = bdp;
-
-        ASSERT(next);
-        while (! (bhvtovfsops(next))->vfs_dmapiops)
-                next = BHV_NEXT(next);
-        return ((*bhvtovfsops(next)->vfs_dmapiops)(next, addr));
-}
-
-int
 vfs_quotactl(
         struct bhv_desc         *bdp,
         int                     cmd,
@@ -306,7 +293,6 @@ bhv_remove_all_vfsops(
         struct xfs_mount        *mp;
 
         bhv_remove_vfsops(vfsp, VFS_POSITION_QM);
-        bhv_remove_vfsops(vfsp, VFS_POSITION_DM);
         if (!freebase)
                 return;
         mp = XFS_VFSTOM(vfsp);
diff --git a/fs/xfs/linux-2.6/xfs_vfs.h b/fs/xfs/linux-2.6/xfs_vfs.h
index 768ffa96e62b..e63dbdbfd8a0 100644
--- a/fs/xfs/linux-2.6/xfs_vfs.h
+++ b/fs/xfs/linux-2.6/xfs_vfs.h
@@ -66,14 +66,12 @@ typedef struct bhv_vfs {
 typedef enum {
         VFS_BHV_UNKNOWN,        /* not specified */
         VFS_BHV_XFS,            /* xfs */
-        VFS_BHV_DM,             /* data migration */
         VFS_BHV_QM,             /* quota manager */
         VFS_BHV_IO,             /* IO path */
         VFS_BHV_END             /* housekeeping end-of-range */
 } bhv_vfs_type_t;
 
 #define VFS_POSITION_XFS        (BHV_POSITION_BASE)
-#define VFS_POSITION_DM         (VFS_POSITION_BASE+10)
 #define VFS_POSITION_QM         (VFS_POSITION_BASE+20)
 #define VFS_POSITION_IO         (VFS_POSITION_BASE+30)
 
@@ -129,7 +127,6 @@ typedef int	(*vfs_statvfs_t)(bhv_desc_t *, bhv_statvfs_t *,
                                 struct inode *);
 typedef int     (*vfs_sync_t)(bhv_desc_t *, int, struct cred *);
 typedef int     (*vfs_vget_t)(bhv_desc_t *, struct inode **, struct fid *);
-typedef int     (*vfs_dmapiops_t)(bhv_desc_t *, caddr_t);
 typedef int     (*vfs_quotactl_t)(bhv_desc_t *, int, int, caddr_t);
 typedef void    (*vfs_init_vnode_t)(bhv_desc_t *,
                                 struct inode *, struct xfs_inode *, int);
@@ -147,7 +144,6 @@ typedef struct bhv_vfsops {
         vfs_statvfs_t           vfs_statvfs;    /* file system statistics */
         vfs_sync_t              vfs_sync;       /* flush files */
         vfs_vget_t              vfs_vget;       /* get vnode from fid */
-        vfs_dmapiops_t          vfs_dmapiops;   /* data migration */
         vfs_quotactl_t          vfs_quotactl;   /* disk quota */
         vfs_init_vnode_t        vfs_init_vnode; /* initialize a new vnode */
         vfs_force_shutdown_t    vfs_force_shutdown;     /* crash and burn */
@@ -167,7 +163,6 @@ typedef struct bhv_vfsops {
 #define bhv_vfs_statvfs(v, sp,vp)       vfs_statvfs(VFSHEAD(v), sp,vp)
 #define bhv_vfs_sync(v, flag,cr)        vfs_sync(VFSHEAD(v), flag,cr)
 #define bhv_vfs_vget(v, vpp,fidp)       vfs_vget(VFSHEAD(v), vpp,fidp)
-#define bhv_vfs_dmapiops(v, p)          vfs_dmapiops(VFSHEAD(v), p)
 #define bhv_vfs_quotactl(v, c,id,p)     vfs_quotactl(VFSHEAD(v), c,id,p)
 #define bhv_vfs_init_vnode(v, vp,b,ul)  vfs_init_vnode(VFSHEAD(v), vp,b,ul)
 #define bhv_vfs_force_shutdown(v,u,f,l) vfs_force_shutdown(VFSHEAD(v), u,f,l)
@@ -185,7 +180,6 @@ typedef struct bhv_vfsops {
 #define bhv_next_vfs_statvfs(b, sp,vp)          vfs_statvfs(b, sp,vp)
 #define bhv_next_vfs_sync(b, flag,cr)           vfs_sync(b, flag,cr)
 #define bhv_next_vfs_vget(b, vpp,fidp)          vfs_vget(b, vpp,fidp)
-#define bhv_next_vfs_dmapiops(b, p)             vfs_dmapiops(b, p)
 #define bhv_next_vfs_quotactl(b, c,id,p)        vfs_quotactl(b, c,id,p)
 #define bhv_next_vfs_init_vnode(b, vp,b2,ul)    vfs_init_vnode(b, vp,b2,ul)
 #define bhv_next_force_shutdown(b, fl,f,l)      vfs_force_shutdown(b, fl,f,l)
@@ -200,7 +194,6 @@ extern int vfs_root(bhv_desc_t *, struct inode **);
 extern int vfs_statvfs(bhv_desc_t *, bhv_statvfs_t *, struct inode *);
 extern int vfs_sync(bhv_desc_t *, int, struct cred *);
 extern int vfs_vget(bhv_desc_t *, struct inode **, struct fid *);
-extern int vfs_dmapiops(bhv_desc_t *, caddr_t);
 extern int vfs_quotactl(bhv_desc_t *, int, int, caddr_t);
 extern void vfs_init_vnode(bhv_desc_t *, struct inode *, struct xfs_inode *, int);
 extern void vfs_force_shutdown(bhv_desc_t *, int, char *, int);