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Revert to Fedora kernel-2.6.17-1.2187_FC5 patched with vs2.0.2.1; there are too many...
[linux-2.6.git] / fs / xfs / linux-2.6 / xfs_file.c
diff --git a/fs/xfs/linux-2.6/xfs_file.c b/fs/xfs/linux-2.6/xfs_file.c
index 3d4f6df..c847416 100644 (file)
--- a/fs/xfs/linux-2.6/xfs_file.c
+++ b/fs/xfs/linux-2.6/xfs_file.c
@@ -21,6 +21,7 @@
 #include "xfs_inum.h"
 #include "xfs_sb.h"
 #include "xfs_ag.h"
+#include "xfs_dir.h"
 #include "xfs_dir2.h"
 #include "xfs_trans.h"
 #include "xfs_dmapi.h"
@@ -31,6 +32,7 @@
 #include "xfs_alloc.h"
 #include "xfs_btree.h"
 #include "xfs_attr_sf.h"
+#include "xfs_dir_sf.h"
 #include "xfs_dir2_sf.h"
 #include "xfs_dinode.h"
 #include "xfs_inode.h"
@@ -56,12 +58,15 @@ __xfs_file_read(
 {
        struct iovec            iov = {buf, count};
        struct file             *file = iocb->ki_filp;
-       bhv_vnode_t             *vp = vn_from_inode(file->f_dentry->d_inode);
+       vnode_t                 *vp = vn_from_inode(file->f_dentry->d_inode);
+       ssize_t                 rval;
 
        BUG_ON(iocb->ki_pos != pos);
+
        if (unlikely(file->f_flags & O_DIRECT))
                ioflags |= IO_ISDIRECT;
-       return bhv_vop_read(vp, iocb, &iov, 1, &iocb->ki_pos, ioflags, NULL);
+       VOP_READ(vp, iocb, &iov, 1, &iocb->ki_pos, ioflags, NULL, rval);
+       return rval;
 }
 
 STATIC ssize_t
@@ -95,12 +100,15 @@ __xfs_file_write(
        struct iovec    iov = {(void __user *)buf, count};
        struct file     *file = iocb->ki_filp;
        struct inode    *inode = file->f_mapping->host;
-       bhv_vnode_t     *vp = vn_from_inode(inode);
+       vnode_t         *vp = vn_from_inode(inode);
+       ssize_t         rval;
 
        BUG_ON(iocb->ki_pos != pos);
        if (unlikely(file->f_flags & O_DIRECT))
                ioflags |= IO_ISDIRECT;
-       return bhv_vop_write(vp, iocb, &iov, 1, &iocb->ki_pos, ioflags, NULL);
+
+       VOP_WRITE(vp, iocb, &iov, 1, &iocb->ki_pos, ioflags, NULL, rval);
+       return rval;
 }
 
 STATIC ssize_t
@@ -132,7 +140,7 @@ __xfs_file_readv(
        loff_t                  *ppos)
 {
        struct inode    *inode = file->f_mapping->host;
-       bhv_vnode_t     *vp = vn_from_inode(inode);
+       vnode_t         *vp = vn_from_inode(inode);
        struct kiocb    kiocb;
        ssize_t         rval;
 
@@ -141,8 +149,7 @@ __xfs_file_readv(
 
        if (unlikely(file->f_flags & O_DIRECT))
                ioflags |= IO_ISDIRECT;
-       rval = bhv_vop_read(vp, &kiocb, iov, nr_segs,
-                               &kiocb.ki_pos, ioflags, NULL);
+       VOP_READ(vp, &kiocb, iov, nr_segs, &kiocb.ki_pos, ioflags, NULL, rval);
 
        *ppos = kiocb.ki_pos;
        return rval;
@@ -177,7 +184,7 @@ __xfs_file_writev(
        loff_t                  *ppos)
 {
        struct inode    *inode = file->f_mapping->host;
-       bhv_vnode_t     *vp = vn_from_inode(inode);
+       vnode_t         *vp = vn_from_inode(inode);
        struct kiocb    kiocb;
        ssize_t         rval;
 
@@ -186,8 +193,7 @@ __xfs_file_writev(
        if (unlikely(file->f_flags & O_DIRECT))
                ioflags |= IO_ISDIRECT;
 
-       rval = bhv_vop_write(vp, &kiocb, iov, nr_segs,
-                                &kiocb.ki_pos, ioflags, NULL);
+       VOP_WRITE(vp, &kiocb, iov, nr_segs, &kiocb.ki_pos, ioflags, NULL, rval);
 
        *ppos = kiocb.ki_pos;
        return rval;
@@ -221,8 +227,11 @@ xfs_file_sendfile(
        read_actor_t            actor,
        void                    *target)
 {
-       return bhv_vop_sendfile(vn_from_inode(filp->f_dentry->d_inode),
-                               filp, pos, 0, count, actor, target, NULL);
+       vnode_t                 *vp = vn_from_inode(filp->f_dentry->d_inode);
+       ssize_t                 rval;
+
+       VOP_SENDFILE(vp, filp, pos, 0, count, actor, target, NULL, rval);
+       return rval;
 }
 
 STATIC ssize_t
@@ -233,8 +242,11 @@ xfs_file_sendfile_invis(
        read_actor_t            actor,
        void                    *target)
 {
-       return bhv_vop_sendfile(vn_from_inode(filp->f_dentry->d_inode),
-                               filp, pos, IO_INVIS, count, actor, target, NULL);
+       vnode_t                 *vp = vn_from_inode(filp->f_dentry->d_inode);
+       ssize_t                 rval;
+
+       VOP_SENDFILE(vp, filp, pos, IO_INVIS, count, actor, target, NULL, rval);
+       return rval;
 }
 
 STATIC ssize_t
@@ -245,8 +257,11 @@ xfs_file_splice_read(
        size_t                  len,
        unsigned int            flags)
 {
-       return bhv_vop_splice_read(vn_from_inode(infilp->f_dentry->d_inode),
-                                  infilp, ppos, pipe, len, flags, 0, NULL);
+       vnode_t                 *vp = vn_from_inode(infilp->f_dentry->d_inode);
+       ssize_t                 rval;
+
+       VOP_SPLICE_READ(vp, infilp, ppos, pipe, len, flags, 0, NULL, rval);
+       return rval;
 }
 
 STATIC ssize_t
@@ -257,9 +272,11 @@ xfs_file_splice_read_invis(
        size_t                  len,
        unsigned int            flags)
 {
-       return bhv_vop_splice_read(vn_from_inode(infilp->f_dentry->d_inode),
-                                  infilp, ppos, pipe, len, flags, IO_INVIS,
-                                  NULL);
+       vnode_t                 *vp = vn_from_inode(infilp->f_dentry->d_inode);
+       ssize_t                 rval;
+
+       VOP_SPLICE_READ(vp, infilp, ppos, pipe, len, flags, IO_INVIS, NULL, rval);
+       return rval;
 }
 
 STATIC ssize_t
@@ -270,8 +287,11 @@ xfs_file_splice_write(
        size_t                  len,
        unsigned int            flags)
 {
-       return bhv_vop_splice_write(vn_from_inode(outfilp->f_dentry->d_inode),
-                                   pipe, outfilp, ppos, len, flags, 0, NULL);
+       vnode_t                 *vp = vn_from_inode(outfilp->f_dentry->d_inode);
+       ssize_t                 rval;
+
+       VOP_SPLICE_WRITE(vp, pipe, outfilp, ppos, len, flags, 0, NULL, rval);
+       return rval;
 }
 
 STATIC ssize_t
@@ -282,9 +302,11 @@ xfs_file_splice_write_invis(
        size_t                  len,
        unsigned int            flags)
 {
-       return bhv_vop_splice_write(vn_from_inode(outfilp->f_dentry->d_inode),
-                                   pipe, outfilp, ppos, len, flags, IO_INVIS,
-                                   NULL);
+       vnode_t                 *vp = vn_from_inode(outfilp->f_dentry->d_inode);
+       ssize_t                 rval;
+
+       VOP_SPLICE_WRITE(vp, pipe, outfilp, ppos, len, flags, IO_INVIS, NULL, rval);
+       return rval;
 }
 
 STATIC int
@@ -292,18 +314,13 @@ xfs_file_open(
        struct inode    *inode,
        struct file     *filp)
 {
+       vnode_t         *vp = vn_from_inode(inode);
+       int             error;
+
        if (!(filp->f_flags & O_LARGEFILE) && i_size_read(inode) > MAX_NON_LFS)
                return -EFBIG;
-       return -bhv_vop_open(vn_from_inode(inode), NULL);
-}
-
-STATIC int
-xfs_file_close(
-       struct file     *filp,
-       fl_owner_t      id)
-{
-       return -bhv_vop_close(vn_from_inode(filp->f_dentry->d_inode), 0,
-                               file_count(filp) > 1 ? L_FALSE : L_TRUE, NULL);
+       VOP_OPEN(vp, NULL, error);
+       return -error;
 }
 
 STATIC int
@@ -311,11 +328,12 @@ xfs_file_release(
        struct inode    *inode,
        struct file     *filp)
 {
-       bhv_vnode_t     *vp = vn_from_inode(inode);
+       vnode_t         *vp = vn_from_inode(inode);
+       int             error = 0;
 
        if (vp)
-               return -bhv_vop_release(vp);
-       return 0;
+               VOP_RELEASE(vp, error);
+       return -error;
 }
 
 STATIC int
@@ -324,14 +342,15 @@ xfs_file_fsync(
        struct dentry   *dentry,
        int             datasync)
 {
-       bhv_vnode_t     *vp = vn_from_inode(dentry->d_inode);
+       struct inode    *inode = dentry->d_inode;
+       vnode_t         *vp = vn_from_inode(inode);
+       int             error;
        int             flags = FSYNC_WAIT;
 
        if (datasync)
                flags |= FSYNC_DATA;
-       if (VN_TRUNC(vp))
-               VUNTRUNCATE(vp);
-       return -bhv_vop_fsync(vp, flags, NULL, (xfs_off_t)0, (xfs_off_t)-1);
+       VOP_FSYNC(vp, flags, NULL, (xfs_off_t)0, (xfs_off_t)-1, error);
+       return -error;
 }
 
 #ifdef CONFIG_XFS_DMAPI
@@ -342,11 +361,16 @@ xfs_vm_nopage(
        int                     *type)
 {
        struct inode    *inode = area->vm_file->f_dentry->d_inode;
-       bhv_vnode_t     *vp = vn_from_inode(inode);
+       vnode_t         *vp = vn_from_inode(inode);
+       xfs_mount_t     *mp = XFS_VFSTOM(vp->v_vfsp);
+       int             error;
 
        ASSERT_ALWAYS(vp->v_vfsp->vfs_flag & VFS_DMI);
-       if (XFS_SEND_MMAP(XFS_VFSTOM(vp->v_vfsp), area, 0))
+
+       error = XFS_SEND_MMAP(mp, area, 0);
+       if (error)
                return NULL;
+
        return filemap_nopage(area, address, type);
 }
 #endif /* CONFIG_XFS_DMAPI */
@@ -358,7 +382,7 @@ xfs_file_readdir(
        filldir_t       filldir)
 {
        int             error = 0;
-       bhv_vnode_t     *vp = vn_from_inode(filp->f_dentry->d_inode);
+       vnode_t         *vp = vn_from_inode(filp->f_dentry->d_inode);
        uio_t           uio;
        iovec_t         iov;
        int             eof = 0;
@@ -393,7 +417,7 @@ xfs_file_readdir(
 
                start_offset = uio.uio_offset;
 
-               error = bhv_vop_readdir(vp, &uio, NULL, &eof);
+               VOP_READDIR(vp, &uio, NULL, &eof, error);
                if ((uio.uio_offset == start_offset) || error) {
                        size = 0;
                        break;
@@ -432,28 +456,38 @@ xfs_file_mmap(
        struct file     *filp,
        struct vm_area_struct *vma)
 {
+       struct inode    *ip = filp->f_dentry->d_inode;
+       vnode_t         *vp = vn_from_inode(ip);
+       vattr_t         vattr;
+       int             error;
+
        vma->vm_ops = &xfs_file_vm_ops;
 
 #ifdef CONFIG_XFS_DMAPI
-       if (vn_from_inode(filp->f_dentry->d_inode)->v_vfsp->vfs_flag & VFS_DMI)
+       if (vp->v_vfsp->vfs_flag & VFS_DMI) {
                vma->vm_ops = &xfs_dmapi_file_vm_ops;
+       }
 #endif /* CONFIG_XFS_DMAPI */
 
-       file_accessed(filp);
+       vattr.va_mask = XFS_AT_UPDATIME;
+       VOP_SETATTR(vp, &vattr, XFS_AT_UPDATIME, NULL, error);
+       if (likely(!error))
+               __vn_revalidate(vp, &vattr);    /* update flags */
        return 0;
 }
 
+
 STATIC long
 xfs_file_ioctl(
        struct file     *filp,
        unsigned int    cmd,
-       unsigned long   p)
+       unsigned long   arg)
 {
        int             error;
        struct inode    *inode = filp->f_dentry->d_inode;
-       bhv_vnode_t     *vp = vn_from_inode(inode);
+       vnode_t         *vp = vn_from_inode(inode);
 
-       error = bhv_vop_ioctl(vp, inode, filp, 0, cmd, (void __user *)p);
+       VOP_IOCTL(vp, inode, filp, 0, cmd, (void __user *)arg, error);
        VMODIFY(vp);
 
        /* NOTE:  some of the ioctl's return positive #'s as a
@@ -469,13 +503,13 @@ STATIC long
 xfs_file_ioctl_invis(
        struct file     *filp,
        unsigned int    cmd,
-       unsigned long   p)
+       unsigned long   arg)
 {
-       int             error;
        struct inode    *inode = filp->f_dentry->d_inode;
-       bhv_vnode_t     *vp = vn_from_inode(inode);
+       vnode_t         *vp = vn_from_inode(inode);
+       int             error;
 
-       error = bhv_vop_ioctl(vp, inode, filp, IO_INVIS, cmd, (void __user *)p);
+       VOP_IOCTL(vp, inode, filp, IO_INVIS, cmd, (void __user *)arg, error);
        VMODIFY(vp);
 
        /* NOTE:  some of the ioctl's return positive #'s as a
@@ -494,7 +528,7 @@ xfs_vm_mprotect(
        struct vm_area_struct *vma,
        unsigned int    newflags)
 {
-       bhv_vnode_t     *vp = vn_from_inode(vma->vm_file->f_dentry->d_inode);
+       vnode_t         *vp = vn_from_inode(vma->vm_file->f_dentry->d_inode);
        int             error = 0;
 
        if (vp->v_vfsp->vfs_flag & VFS_DMI) {
@@ -520,19 +554,24 @@ STATIC int
 xfs_file_open_exec(
        struct inode    *inode)
 {
-       bhv_vnode_t     *vp = vn_from_inode(inode);
-
-       if (unlikely(vp->v_vfsp->vfs_flag & VFS_DMI)) {
-               xfs_mount_t     *mp = XFS_VFSTOM(vp->v_vfsp);
-               xfs_inode_t     *ip = xfs_vtoi(vp);
+       vnode_t         *vp = vn_from_inode(inode);
+       xfs_mount_t     *mp = XFS_VFSTOM(vp->v_vfsp);
+       int             error = 0;
+       xfs_inode_t     *ip;
 
-               if (!ip)
-                       return -EINVAL;
-               if (DM_EVENT_ENABLED(vp->v_vfsp, ip, DM_EVENT_READ))
-                       return -XFS_SEND_DATA(mp, DM_EVENT_READ, vp,
+       if (vp->v_vfsp->vfs_flag & VFS_DMI) {
+               ip = xfs_vtoi(vp);
+               if (!ip) {
+                       error = -EINVAL;
+                       goto open_exec_out;
+               }
+               if (DM_EVENT_ENABLED(vp->v_vfsp, ip, DM_EVENT_READ)) {
+                       error = -XFS_SEND_DATA(mp, DM_EVENT_READ, vp,
                                               0, 0, 0, NULL);
+               }
        }
-       return 0;
+open_exec_out:
+       return error;
 }
 #endif /* HAVE_FOP_OPEN_EXEC */
 
@@ -553,7 +592,6 @@ const struct file_operations xfs_file_operations = {
 #endif
        .mmap           = xfs_file_mmap,
        .open           = xfs_file_open,
-       .flush          = xfs_file_close,
        .release        = xfs_file_release,
        .fsync          = xfs_file_fsync,
 #ifdef HAVE_FOP_OPEN_EXEC
@@ -578,7 +616,6 @@ const struct file_operations xfs_invis_file_operations = {
 #endif
        .mmap           = xfs_file_mmap,
        .open           = xfs_file_open,
-       .flush          = xfs_file_close,
        .release        = xfs_file_release,
        .fsync          = xfs_file_fsync,
 };
linux-2.6