From 0432dab2d2d3b35347a95c01c78a40781b6431fb Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Fri, 2 Sep 2005 16:46:51 +1000 Subject: [XFS] remove struct vnode::v_type SGI-PV: 936236 SGI-Modid: xfs-linux:xfs-kern:195878a Signed-off-by: Christoph Hellwig Signed-off-by: Nathan Scott --- fs/xfs/linux-2.6/xfs_ioctl.c | 16 +++++++++++----- fs/xfs/linux-2.6/xfs_iops.c | 6 ++---- fs/xfs/linux-2.6/xfs_super.c | 35 +++++++++++++++++++++-------------- fs/xfs/linux-2.6/xfs_vnode.c | 16 +--------------- fs/xfs/linux-2.6/xfs_vnode.h | 26 +++++++------------------- 5 files changed, 42 insertions(+), 57 deletions(-) (limited to 'fs/xfs/linux-2.6') diff --git a/fs/xfs/linux-2.6/xfs_ioctl.c b/fs/xfs/linux-2.6/xfs_ioctl.c index 35cbd88e1a5..6a3326bcd8d 100644 --- a/fs/xfs/linux-2.6/xfs_ioctl.c +++ b/fs/xfs/linux-2.6/xfs_ioctl.c @@ -141,13 +141,19 @@ xfs_find_handle( return -XFS_ERROR(EINVAL); } - /* we need the vnode */ - vp = LINVFS_GET_VP(inode); - if (vp->v_type != VREG && vp->v_type != VDIR && vp->v_type != VLNK) { + switch (inode->i_mode & S_IFMT) { + case S_IFREG: + case S_IFDIR: + case S_IFLNK: + break; + default: iput(inode); return -XFS_ERROR(EBADF); } + /* we need the vnode */ + vp = LINVFS_GET_VP(inode); + /* now we can grab the fsid */ memcpy(&handle.ha_fsid, vp->v_vfsp->vfs_altfsid, sizeof(xfs_fsid_t)); hsize = sizeof(xfs_fsid_t); @@ -386,7 +392,7 @@ xfs_readlink_by_handle( return -error; /* Restrict this handle operation to symlinks only. */ - if (vp->v_type != VLNK) { + if (!S_ISLNK(inode->i_mode)) { VN_RELE(vp); return -XFS_ERROR(EINVAL); } @@ -985,7 +991,7 @@ xfs_ioc_space( if (!(filp->f_mode & FMODE_WRITE)) return -XFS_ERROR(EBADF); - if (vp->v_type != VREG) + if (!VN_ISREG(vp)) return -XFS_ERROR(EINVAL); if (copy_from_user(&bf, arg, sizeof(bf))) diff --git a/fs/xfs/linux-2.6/xfs_iops.c b/fs/xfs/linux-2.6/xfs_iops.c index f252605514e..d237cc5be76 100644 --- a/fs/xfs/linux-2.6/xfs_iops.c +++ b/fs/xfs/linux-2.6/xfs_iops.c @@ -140,7 +140,6 @@ linvfs_mknod( memset(&va, 0, sizeof(va)); va.va_mask = XFS_AT_TYPE|XFS_AT_MODE; - va.va_type = IFTOVT(mode); va.va_mode = mode; switch (mode & S_IFMT) { @@ -308,14 +307,13 @@ linvfs_symlink( cvp = NULL; memset(&va, 0, sizeof(va)); - va.va_type = VLNK; - va.va_mode = irix_symlink_mode ? 0777 & ~current->fs->umask : S_IRWXUGO; + va.va_mode = S_IFLNK | + (irix_symlink_mode ? 0777 & ~current->fs->umask : S_IRWXUGO); va.va_mask = XFS_AT_TYPE|XFS_AT_MODE; error = 0; VOP_SYMLINK(dvp, dentry, &va, (char *)symname, &cvp, NULL, error); if (!error && cvp) { - ASSERT(cvp->v_type == VLNK); ip = LINVFS_GET_IP(cvp); d_instantiate(dentry, ip); validate_fields(dir); diff --git a/fs/xfs/linux-2.6/xfs_super.c b/fs/xfs/linux-2.6/xfs_super.c index f6dd7de2592..d2c8a11e22b 100644 --- a/fs/xfs/linux-2.6/xfs_super.c +++ b/fs/xfs/linux-2.6/xfs_super.c @@ -138,24 +138,25 @@ STATIC __inline__ void xfs_set_inodeops( struct inode *inode) { - vnode_t *vp = LINVFS_GET_VP(inode); - - if (vp->v_type == VNON) { - vn_mark_bad(vp); - } else if (S_ISREG(inode->i_mode)) { + switch (inode->i_mode & S_IFMT) { + case S_IFREG: inode->i_op = &linvfs_file_inode_operations; inode->i_fop = &linvfs_file_operations; inode->i_mapping->a_ops = &linvfs_aops; - } else if (S_ISDIR(inode->i_mode)) { + break; + case S_IFDIR: inode->i_op = &linvfs_dir_inode_operations; inode->i_fop = &linvfs_dir_operations; - } else if (S_ISLNK(inode->i_mode)) { + break; + case S_IFLNK: inode->i_op = &linvfs_symlink_inode_operations; if (inode->i_blocks) inode->i_mapping->a_ops = &linvfs_aops; - } else { + break; + default: inode->i_op = &linvfs_file_inode_operations; init_special_inode(inode, inode->i_mode, inode->i_rdev); + break; } } @@ -167,16 +168,23 @@ xfs_revalidate_inode( { struct inode *inode = LINVFS_GET_IP(vp); - inode->i_mode = (ip->i_d.di_mode & MODEMASK) | VTTOIF(vp->v_type); + inode->i_mode = ip->i_d.di_mode; inode->i_nlink = ip->i_d.di_nlink; inode->i_uid = ip->i_d.di_uid; inode->i_gid = ip->i_d.di_gid; - if (((1 << vp->v_type) & ((1<i_mode & S_IFMT) { + case S_IFBLK: + case S_IFCHR: + inode->i_rdev = + MKDEV(sysv_major(ip->i_df.if_u2.if_rdev) & 0x1ff, + sysv_minor(ip->i_df.if_u2.if_rdev)); + break; + default: inode->i_rdev = 0; - } else { - xfs_dev_t dev = ip->i_df.if_u2.if_rdev; - inode->i_rdev = MKDEV(sysv_major(dev) & 0x1ff, sysv_minor(dev)); + break; } + inode->i_blksize = PAGE_CACHE_SIZE; inode->i_generation = ip->i_d.di_gen; i_size_write(inode, ip->i_d.di_size); @@ -231,7 +239,6 @@ xfs_initialize_vnode( * finish our work. */ if (ip->i_d.di_mode != 0 && unlock && (inode->i_state & I_NEW)) { - vp->v_type = IFTOVT(ip->i_d.di_mode); xfs_revalidate_inode(XFS_BHVTOM(bdp), vp, ip); xfs_set_inodeops(inode); diff --git a/fs/xfs/linux-2.6/xfs_vnode.c b/fs/xfs/linux-2.6/xfs_vnode.c index 353276bda34..ad16af38e96 100644 --- a/fs/xfs/linux-2.6/xfs_vnode.c +++ b/fs/xfs/linux-2.6/xfs_vnode.c @@ -44,19 +44,6 @@ DEFINE_SPINLOCK(vnumber_lock); #define vptosync(v) (&vsync[((unsigned long)v) % NVSYNC]) sv_t vsync[NVSYNC]; -/* - * Translate stat(2) file types to vnode types and vice versa. - * Aware of numeric order of S_IFMT and vnode type values. - */ -enum vtype iftovt_tab[] = { - VNON, VFIFO, VCHR, VNON, VDIR, VNON, VBLK, VNON, - VREG, VNON, VLNK, VNON, VSOCK, VNON, VNON, VNON -}; - -u_short vttoif_tab[] = { - 0, S_IFREG, S_IFDIR, S_IFBLK, S_IFCHR, S_IFLNK, S_IFIFO, 0, S_IFSOCK -}; - void vn_init(void) @@ -95,7 +82,6 @@ vn_reclaim( vp->v_flag &= (VRECLM|VWAIT); VN_UNLOCK(vp, 0); - vp->v_type = VNON; vp->v_fbhv = NULL; #ifdef XFS_VNODE_TRACE @@ -174,7 +160,7 @@ vn_revalidate_core( { struct inode *inode = LINVFS_GET_IP(vp); - inode->i_mode = VTTOIF(vap->va_type) | vap->va_mode; + inode->i_mode = vap->va_mode; inode->i_nlink = vap->va_nlink; inode->i_uid = vap->va_uid; inode->i_gid = vap->va_gid; diff --git a/fs/xfs/linux-2.6/xfs_vnode.h b/fs/xfs/linux-2.6/xfs_vnode.h index 6cb0a01df25..bc9ed722ba1 100644 --- a/fs/xfs/linux-2.6/xfs_vnode.h +++ b/fs/xfs/linux-2.6/xfs_vnode.h @@ -65,10 +65,6 @@ struct vattr; struct xfs_iomap; struct attrlist_cursor_kern; -/* - * Vnode types. VNON means no type. - */ -enum vtype { VNON, VREG, VDIR, VBLK, VCHR, VLNK, VFIFO, VBAD, VSOCK }; typedef xfs_ino_t vnumber_t; typedef struct dentry vname_t; @@ -77,11 +73,9 @@ typedef bhv_head_t vn_bhv_head_t; /* * MP locking protocols: * v_flag, v_vfsp VN_LOCK/VN_UNLOCK - * v_type read-only or fs-dependent */ typedef struct vnode { __u32 v_flag; /* vnode flags (see below) */ - enum vtype v_type; /* vnode type */ struct vfs *v_vfsp; /* ptr to containing VFS */ vnumber_t v_number; /* in-core vnode number */ vn_bhv_head_t v_bh; /* behavior head */ @@ -93,6 +87,12 @@ typedef struct vnode { /* inode MUST be last */ } vnode_t; +#define VN_ISLNK(vp) S_ISLNK((vp)->v_inode.i_mode) +#define VN_ISREG(vp) S_ISREG((vp)->v_inode.i_mode) +#define VN_ISDIR(vp) S_ISDIR((vp)->v_inode.i_mode) +#define VN_ISCHR(vp) S_ISCHR((vp)->v_inode.i_mode) +#define VN_ISBLK(vp) S_ISBLK((vp)->v_inode.i_mode) + #define v_fbhv v_bh.bh_first /* first behavior */ #define v_fops v_bh.bh_first->bd_ops /* first behavior ops */ @@ -132,17 +132,6 @@ typedef enum { #define LINVFS_GET_VP(inode) ((vnode_t *)list_entry(inode, vnode_t, v_inode)) #define LINVFS_GET_IP(vp) (&(vp)->v_inode) -/* - * Convert between vnode types and inode formats (since POSIX.1 - * defines mode word of stat structure in terms of inode formats). - */ -extern enum vtype iftovt_tab[]; -extern u_short vttoif_tab[]; -#define IFTOVT(mode) (iftovt_tab[((mode) & S_IFMT) >> 12]) -#define VTTOIF(indx) (vttoif_tab[(int)(indx)]) -#define MAKEIMODE(indx, mode) (int)(VTTOIF(indx) | (mode)) - - /* * Vnode flags. */ @@ -408,7 +397,6 @@ typedef struct vnodeops { */ typedef struct vattr { int va_mask; /* bit-mask of attributes present */ - enum vtype va_type; /* vnode type (for create) */ mode_t va_mode; /* file access mode and type */ xfs_nlink_t va_nlink; /* number of references to file */ uid_t va_uid; /* owner user id */ @@ -498,7 +486,7 @@ typedef struct vattr { * Check whether mandatory file locking is enabled. */ #define MANDLOCK(vp, mode) \ - ((vp)->v_type == VREG && ((mode) & (VSGID|(VEXEC>>3))) == VSGID) + (VN_ISREG(vp) && ((mode) & (VSGID|(VEXEC>>3))) == VSGID) extern void vn_init(void); extern int vn_wait(struct vnode *); -- cgit v1.2.3-18-g5258