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[XFS] kill vn_to_inode 

bhv_vnode_t is just a typedef for struct inode, so there's
no need for a helper to convert between the two.

SGI-PV: 981498

SGI-Modid: xfs-linux-melb:xfs-kern:31761a

Signed-off-by: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
This commit is contained in:
Christoph Hellwig 2008-08-13 16:12:05 +10:00 committed by Lachlan McIlroy
parent a19d033cd2
commit 863890cd90
5 changed files with 18 additions and 28 deletions
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2
fs/xfs/linux-2.6/xfs_linux.h
View File

@ -180,7 +180,7 @@
#define xfs_sort(a,n,s,fn) sort(a,n,s,fn,NULL)
#define xfs_stack_trace() dump_stack()
#define xfs_itruncate_data(ip, off) \
(-vmtruncate(vn_to_inode(VFS_I(ip)), (off)))
(-vmtruncate(VFS_I(ip), (off)))
/* Move the kernel do_div definition off to one side */

14
fs/xfs/linux-2.6/xfs_super.c
View File

@ -613,10 +613,9 @@ xfs_set_inodeops(
STATIC_INLINE void
xfs_revalidate_inode(
xfs_mount_t *mp,
bhv_vnode_t *vp,
struct inode *inode,
xfs_inode_t *ip)
{
struct inode *inode = vn_to_inode(vp);
inode->i_mode = ip->i_d.di_mode;
inode->i_nlink = ip->i_d.di_nlink;
@ -665,13 +664,12 @@ xfs_revalidate_inode(
void
xfs_initialize_vnode(
struct xfs_mount *mp,
bhv_vnode_t *vp,
struct inode *inode,
struct xfs_inode *ip)
{
struct inode *inode = vn_to_inode(vp);
if (!ip->i_vnode) {
ip->i_vnode = vp;
ip->i_vnode = inode;
inode->i_private = ip;
}
@ -683,7 +681,7 @@ xfs_initialize_vnode(
* finish our work.
*/
if (ip->i_d.di_mode != 0 && (inode->i_state & I_NEW)) {
xfs_revalidate_inode(mp, vp, ip);
xfs_revalidate_inode(mp, inode, ip);
xfs_set_inodeops(inode);
xfs_iflags_clear(ip, XFS_INEW);
@ -987,7 +985,7 @@ xfs_fs_alloc_inode(
vp = kmem_zone_alloc(xfs_vnode_zone, KM_SLEEP);
if (unlikely(!vp))
return NULL;
return vn_to_inode(vp);
return vp;
}
STATIC void
@ -1001,7 +999,7 @@ STATIC void
xfs_fs_inode_init_once(
void *vnode)
{
inode_init_once(vn_to_inode((bhv_vnode_t *)vnode));
inode_init_once((struct inode *)vnode);
}
/*

2
fs/xfs/linux-2.6/xfs_vnode.c
View File

@ -94,7 +94,7 @@ vn_hold(
XFS_STATS_INC(vn_hold);
inode = igrab(vn_to_inode(vp));
inode = igrab(vp);
ASSERT(inode);
return vp;

24
fs/xfs/linux-2.6/xfs_vnode.h
View File

@ -24,14 +24,6 @@ struct attrlist_cursor_kern;
typedef struct inode bhv_vnode_t;
/*
* Vnode to Linux inode mapping.
*/
static inline struct inode *vn_to_inode(bhv_vnode_t *vnode)
{
return vnode;
}
/*
* Return values for xfs_inactive. A return value of
* VN_INACTIVE_NOCACHE implies that the file system behavior
@ -74,7 +66,7 @@ extern void vn_ioerror(struct xfs_inode *ip, int error, char *f, int l);
static inline int vn_count(bhv_vnode_t *vp)
{
return atomic_read(&vn_to_inode(vp)->i_count);
return atomic_read(&vp->i_count);
}
/*
@ -88,15 +80,15 @@ extern bhv_vnode_t *vn_hold(bhv_vnode_t *);
xfs_itrace_hold(XFS_I(vp), __FILE__, __LINE__, (inst_t *)__return_address))
#define VN_RELE(vp) \
(xfs_itrace_rele(XFS_I(vp), __FILE__, __LINE__, (inst_t *)__return_address), \
iput(vn_to_inode(vp)))
iput(vp))
#else
#define VN_HOLD(vp) ((void)vn_hold(vp))
#define VN_RELE(vp) (iput(vn_to_inode(vp)))
#define VN_RELE(vp) (iput(vp))
#endif
static inline bhv_vnode_t *vn_grab(bhv_vnode_t *vp)
{
return igrab(vn_to_inode(vp));
return igrab(vp);
}
/*
@ -104,7 +96,7 @@ static inline bhv_vnode_t *vn_grab(bhv_vnode_t *vp)
*/
static inline int VN_BAD(bhv_vnode_t *vp)
{
return is_bad_inode(vn_to_inode(vp));
return is_bad_inode(vp);
}
/*
@ -129,9 +121,9 @@ static inline void vn_atime_to_time_t(bhv_vnode_t *vp, time_t *tt)
/*
* Some useful predicates.
*/
#define VN_MAPPED(vp) mapping_mapped(vn_to_inode(vp)->i_mapping)
#define VN_CACHED(vp) (vn_to_inode(vp)->i_mapping->nrpages)
#define VN_DIRTY(vp) mapping_tagged(vn_to_inode(vp)->i_mapping, \
#define VN_MAPPED(vp) mapping_mapped(vp->i_mapping)
#define VN_CACHED(vp) (vp->i_mapping->nrpages)
#define VN_DIRTY(vp) mapping_tagged(vp->i_mapping, \
PAGECACHE_TAG_DIRTY)

4
fs/xfs/xfs_vnodeops.c
View File

@ -714,7 +714,7 @@ xfs_fsync(
return XFS_ERROR(EIO);
/* capture size updates in I/O completion before writing the inode. */
error = filemap_fdatawait(vn_to_inode(VFS_I(ip))->i_mapping);
error = filemap_fdatawait(VFS_I(ip)->i_mapping);
if (error)
return XFS_ERROR(error);
@ -2917,7 +2917,7 @@ xfs_reclaim(
XFS_MOUNT_ILOCK(mp);
spin_lock(&ip->i_flags_lock);
__xfs_iflags_set(ip, XFS_IRECLAIMABLE);
vn_to_inode(vp)->i_private = NULL;
vp->i_private = NULL;
ip->i_vnode = NULL;
spin_unlock(&ip->i_flags_lock);
list_add_tail(&ip->i_reclaim, &mp->m_del_inodes);