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/*
* Copyright (c) 2000 Silicon Graphics, Inc. All Rights Reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it would be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
* Further, this software is distributed without any warranty that it is
* free of the rightful claim of any third person regarding infringement
* or the like. Any license provided herein, whether implied or
* otherwise, applies only to this software file. Patent licenses, if
* any, provided herein do not apply to combinations of this program with
* other software, or any other product whatsoever.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write the Free Software Foundation, Inc., 59
* Temple Place - Suite 330, Boston MA 02111-1307, USA.
*
* Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
* Mountain View, CA 94043, or:
*
* http://www.sgi.com
*
* For further information regarding this notice, see:
*
* http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
*/
#include <xfs.h>
/* ARGSUSED */
static int
xfs_rsync_fn(
xfs_inode_t *ip,
int ioflag,
xfs_off_t start,
xfs_off_t end)
{
xfs_mount_t *mp = ip->i_mount;
int error = 0;
if (ioflag & IO_SYNC) {
xfs_ilock(ip, XFS_ILOCK_SHARED);
xfs_iflock(ip);
error = xfs_iflush(ip, XFS_IFLUSH_SYNC);
xfs_iunlock(ip, XFS_ILOCK_SHARED);
return error;
} else {
if (ioflag & IO_DSYNC) {
xfs_log_force(mp, (xfs_lsn_t)0,
XFS_LOG_FORCE | XFS_LOG_SYNC );
}
}
return error;
}
static xfs_fsize_t
xfs_size_fn(
xfs_inode_t *ip)
{
return (ip->i_d.di_size);
}
static xfs_fsize_t
xfs_setsize_fn(
xfs_inode_t *ip,
xfs_fsize_t newsize)
{
xfs_fsize_t isize;
xfs_ilock(ip, XFS_ILOCK_EXCL);
if (newsize > ip->i_d.di_size) {
ip->i_d.di_size = newsize;
ip->i_update_core = 1;
ip->i_update_size = 1;
isize = newsize;
} else {
isize = ip->i_d.di_size;
}
xfs_iunlock(ip, XFS_ILOCK_EXCL);
return isize;
}
xfs_ioops_t xfs_iocore_xfs = {
/* xfs_dio_write_func: (xfs_dio_write_t) xfs_dio_write, */
xfs_dio_write_func: (xfs_dio_write_t)fs_nosys,
/* xfs_dio_read_func: (xfs_dio_read_t) xfs_dio_read, */
xfs_dio_read_func: (xfs_dio_read_t)fs_nosys,
/* xfs_strat_write_func: (xfs_strat_write_t) xfs_strat_write, */
xfs_strat_write_func: (xfs_strat_write_t)fs_nosys,
xfs_bmapi_func: (xfs_bmapi_t) xfs_bmapi,
xfs_bmap_eof_func: (xfs_bmap_eof_t) xfs_bmap_eof,
xfs_rsync_func: (xfs_rsync_t) xfs_rsync_fn,
xfs_lck_map_shared: (xfs_lck_map_shared_t) xfs_ilock_map_shared,
xfs_ilock: (xfs_lock_t) xfs_ilock,
xfs_ilock_demote: (xfs_lock_demote_t) xfs_ilock_demote,
xfs_ilock_nowait: (xfs_lock_nowait_t) xfs_ilock_nowait,
xfs_unlock: (xfs_unlk_t) xfs_iunlock,
xfs_chgtime: (xfs_chgtime_t) xfs_ichgtime,
xfs_size_func: (xfs_size_t) xfs_size_fn,
xfs_setsize_func: (xfs_setsize_t) xfs_setsize_fn,
xfs_lastbyte: (xfs_lastbyte_t) xfs_file_last_byte,
#ifdef CELL_CAPABLE
/* xfs_checklock: (xfs_checklock_t) xfs_checklock */
xfs_checklock: (xfs_checklock_t) fs_nosys,
#endif
};
void
xfs_iocore_inode_reinit(
xfs_inode_t *ip)
{
xfs_iocore_t *io = &ip->i_iocore;
io->io_flags = XFS_IOCORE_ISXFS;
if (ip->i_d.di_flags & XFS_DIFLAG_REALTIME) {
io->io_flags |= XFS_IOCORE_RT;
}
io->io_dmevmask = ip->i_d.di_dmevmask;
io->io_dmstate = ip->i_d.di_dmstate;
}
void
xfs_iocore_inode_init(
xfs_inode_t *ip)
{
xfs_iocore_t *io = &ip->i_iocore;
xfs_mount_t *mp = ip->i_mount;
io->io_mount = mp;
io->io_lock = &ip->i_lock;
io->io_iolock = &ip->i_iolock;
io->io_obj = (void *)ip;
xfs_iocore_inode_reinit(ip);
}
void
xfs_iocore_destroy(
xfs_iocore_t *io)
{
}
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