/*
- * XFS filesystem operations.
+ * Copyright (c) 2000-2005 Silicon Graphics, Inc.
+ * All Rights Reserved.
*
- * Copyright (c) 2000-2004 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
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms 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
+ * 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. See the
+ * GNU General Public License for more details.
*
- * For further information regarding this notice, see:
- *
- * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
-
#include "xfs.h"
-#include "xfs_macros.h"
+#include "xfs_fs.h"
#include "xfs_types.h"
-#include "xfs_inum.h"
+#include "xfs_bit.h"
#include "xfs_log.h"
+#include "xfs_inum.h"
#include "xfs_trans.h"
#include "xfs_sb.h"
+#include "xfs_ag.h"
#include "xfs_dir.h"
#include "xfs_dir2.h"
#include "xfs_dmapi.h"
#include "xfs_mount.h"
+#include "xfs_da_btree.h"
#include "xfs_bmap_btree.h"
#include "xfs_ialloc_btree.h"
#include "xfs_alloc_btree.h"
-#include "xfs_btree.h"
-#include "xfs_alloc.h"
-#include "xfs_ialloc.h"
-#include "xfs_attr_sf.h"
#include "xfs_dir_sf.h"
#include "xfs_dir2_sf.h"
+#include "xfs_attr_sf.h"
#include "xfs_dinode.h"
-#include "xfs_inode_item.h"
#include "xfs_inode.h"
-#include "xfs_ag.h"
+#include "xfs_inode_item.h"
+#include "xfs_btree.h"
+#include "xfs_alloc.h"
+#include "xfs_ialloc.h"
+#include "xfs_quota.h"
#include "xfs_error.h"
#include "xfs_bmap.h"
-#include "xfs_da_btree.h"
#include "xfs_rw.h"
#include "xfs_refcache.h"
#include "xfs_buf_item.h"
-#include "xfs_extfree_item.h"
-#include "xfs_quota.h"
+#include "xfs_log_priv.h"
#include "xfs_dir2_trace.h"
+#include "xfs_extfree_item.h"
#include "xfs_acl.h"
#include "xfs_attr.h"
#include "xfs_clnt.h"
-#include "xfs_log_priv.h"
+#include "xfs_fsops.h"
-STATIC int xfs_sync(bhv_desc_t *, int, cred_t *);
+STATIC int xfs_sync(bhv_desc_t *, int, cred_t *);
int
xfs_init(void)
"xfs_bmap_free_item");
xfs_btree_cur_zone = kmem_zone_init(sizeof(xfs_btree_cur_t),
"xfs_btree_cur");
- xfs_inode_zone = kmem_zone_init(sizeof(xfs_inode_t), "xfs_inode");
xfs_trans_zone = kmem_zone_init(sizeof(xfs_trans_t), "xfs_trans");
xfs_da_state_zone =
kmem_zone_init(sizeof(xfs_da_state_t), "xfs_da_state");
xfs_dabuf_zone = kmem_zone_init(sizeof(xfs_dabuf_t), "xfs_dabuf");
+ xfs_ifork_zone = kmem_zone_init(sizeof(xfs_ifork_t), "xfs_ifork");
+ xfs_acl_zone_init(xfs_acl_zone, "xfs_acl");
/*
* The size of the zone allocated buf log item is the maximum
(((XFS_MAX_BLOCKSIZE / XFS_BLI_CHUNK) /
NBWORD) * sizeof(int))),
"xfs_buf_item");
- xfs_efd_zone = kmem_zone_init((sizeof(xfs_efd_log_item_t) +
- ((XFS_EFD_MAX_FAST_EXTENTS - 1) * sizeof(xfs_extent_t))),
+ xfs_efd_zone =
+ kmem_zone_init((sizeof(xfs_efd_log_item_t) +
+ ((XFS_EFD_MAX_FAST_EXTENTS - 1) *
+ sizeof(xfs_extent_t))),
"xfs_efd_item");
- xfs_efi_zone = kmem_zone_init((sizeof(xfs_efi_log_item_t) +
- ((XFS_EFI_MAX_FAST_EXTENTS - 1) * sizeof(xfs_extent_t))),
+ xfs_efi_zone =
+ kmem_zone_init((sizeof(xfs_efi_log_item_t) +
+ ((XFS_EFI_MAX_FAST_EXTENTS - 1) *
+ sizeof(xfs_extent_t))),
"xfs_efi_item");
- xfs_ifork_zone = kmem_zone_init(sizeof(xfs_ifork_t), "xfs_ifork");
- xfs_ili_zone = kmem_zone_init(sizeof(xfs_inode_log_item_t), "xfs_ili");
- xfs_chashlist_zone = kmem_zone_init(sizeof(xfs_chashlist_t),
- "xfs_chashlist");
- xfs_acl_zone_init(xfs_acl_zone, "xfs_acl");
+
+ /*
+ * These zones warrant special memory allocator hints
+ */
+ xfs_inode_zone =
+ kmem_zone_init_flags(sizeof(xfs_inode_t), "xfs_inode",
+ KM_ZONE_HWALIGN | KM_ZONE_RECLAIM |
+ KM_ZONE_SPREAD, NULL);
+ xfs_ili_zone =
+ kmem_zone_init_flags(sizeof(xfs_inode_log_item_t), "xfs_ili",
+ KM_ZONE_SPREAD, NULL);
+ xfs_chashlist_zone =
+ kmem_zone_init_flags(sizeof(xfs_chashlist_t), "xfs_chashlist",
+ KM_ZONE_SPREAD, NULL);
/*
* Allocate global trace buffers.
ktrace_free(xfs_alloc_trace_buf);
#endif
- kmem_cache_destroy(xfs_bmap_free_item_zone);
- kmem_cache_destroy(xfs_btree_cur_zone);
- kmem_cache_destroy(xfs_inode_zone);
- kmem_cache_destroy(xfs_trans_zone);
- kmem_cache_destroy(xfs_da_state_zone);
- kmem_cache_destroy(xfs_dabuf_zone);
- kmem_cache_destroy(xfs_buf_item_zone);
- kmem_cache_destroy(xfs_efd_zone);
- kmem_cache_destroy(xfs_efi_zone);
- kmem_cache_destroy(xfs_ifork_zone);
- kmem_cache_destroy(xfs_ili_zone);
- kmem_cache_destroy(xfs_chashlist_zone);
+ kmem_zone_destroy(xfs_bmap_free_item_zone);
+ kmem_zone_destroy(xfs_btree_cur_zone);
+ kmem_zone_destroy(xfs_inode_zone);
+ kmem_zone_destroy(xfs_trans_zone);
+ kmem_zone_destroy(xfs_da_state_zone);
+ kmem_zone_destroy(xfs_dabuf_zone);
+ kmem_zone_destroy(xfs_buf_item_zone);
+ kmem_zone_destroy(xfs_efd_zone);
+ kmem_zone_destroy(xfs_efi_zone);
+ kmem_zone_destroy(xfs_ifork_zone);
+ kmem_zone_destroy(xfs_ili_zone);
+ kmem_zone_destroy(xfs_chashlist_zone);
}
/*
}
if (ap->logbufs != -1 &&
-#if defined(DEBUG) || defined(XLOG_NOLOG)
ap->logbufs != 0 &&
-#endif
(ap->logbufs < XLOG_MIN_ICLOGS ||
ap->logbufs > XLOG_MAX_ICLOGS)) {
cmn_err(CE_WARN,
}
mp->m_logbufs = ap->logbufs;
if (ap->logbufsize != -1 &&
+ ap->logbufsize != 0 &&
ap->logbufsize != 16 * 1024 &&
ap->logbufsize != 32 * 1024 &&
ap->logbufsize != 64 * 1024 &&
ap->logbufsize);
return XFS_ERROR(EINVAL);
}
+ mp->m_ihsize = ap->ihashsize;
mp->m_logbsize = ap->logbufsize;
mp->m_fsname_len = strlen(ap->fsname) + 1;
mp->m_fsname = kmem_alloc(mp->m_fsname_len, KM_SLEEP);
strcpy(mp->m_fsname, ap->fsname);
+ if (ap->rtname[0]) {
+ mp->m_rtname = kmem_alloc(strlen(ap->rtname) + 1, KM_SLEEP);
+ strcpy(mp->m_rtname, ap->rtname);
+ }
+ if (ap->logname[0]) {
+ mp->m_logname = kmem_alloc(strlen(ap->logname) + 1, KM_SLEEP);
+ strcpy(mp->m_logname, ap->logname);
+ }
- /*
- * Pull in the 'wsync' and 'ino64' mount options before we do the real
- * work of mounting and recovery. The arg pointer will
- * be NULL when we are being called from the root mount code.
- */
if (ap->flags & XFSMNT_WSYNC)
mp->m_flags |= XFS_MOUNT_WSYNC;
#if XFS_BIG_INUMS
mp->m_inoadd = XFS_INO64_OFFSET;
}
#endif
- if (ap->flags & XFSMNT_NOATIME)
- mp->m_flags |= XFS_MOUNT_NOATIME;
-
if (ap->flags & XFSMNT_RETERR)
mp->m_flags |= XFS_MOUNT_RETERR;
-
if (ap->flags & XFSMNT_NOALIGN)
mp->m_flags |= XFS_MOUNT_NOALIGN;
-
if (ap->flags & XFSMNT_SWALLOC)
mp->m_flags |= XFS_MOUNT_SWALLOC;
-
if (ap->flags & XFSMNT_OSYNCISOSYNC)
mp->m_flags |= XFS_MOUNT_OSYNCISOSYNC;
-
if (ap->flags & XFSMNT_32BITINODES)
- mp->m_flags |= (XFS_MOUNT_32BITINODES | XFS_MOUNT_32BITINOOPT);
+ mp->m_flags |= XFS_MOUNT_32BITINODES;
if (ap->flags & XFSMNT_IOSIZE) {
if (ap->iosizelog > XFS_MAX_IO_LOG ||
mp->m_flags |= XFS_MOUNT_DFLT_IOSIZE;
mp->m_readio_log = mp->m_writeio_log = ap->iosizelog;
}
+
+ if (ap->flags & XFSMNT_IHASHSIZE)
+ mp->m_flags |= XFS_MOUNT_IHASHSIZE;
if (ap->flags & XFSMNT_IDELETE)
mp->m_flags |= XFS_MOUNT_IDELETE;
+ if (ap->flags & XFSMNT_DIRSYNC)
+ mp->m_flags |= XFS_MOUNT_DIRSYNC;
+ if (ap->flags & XFSMNT_ATTR2)
+ mp->m_flags |= XFS_MOUNT_ATTR2;
+
+ if (ap->flags2 & XFSMNT2_COMPAT_IOSIZE)
+ mp->m_flags |= XFS_MOUNT_COMPAT_IOSIZE;
+ if (ap->flags2 & XFSMNT2_TAGXID)
+ mp->m_flags |= XFS_MOUNT_TAGXID;
/*
* no recovery flag requires a read-only mount
if (ap->flags & XFSMNT_NOUUID)
mp->m_flags |= XFS_MOUNT_NOUUID;
- if (ap->flags & XFSMNT_NOLOGFLUSH)
- mp->m_flags |= XFS_MOUNT_NOLOGFLUSH;
+ if (ap->flags & XFSMNT_BARRIER)
+ mp->m_flags |= XFS_MOUNT_BARRIER;
+ else
+ mp->m_flags &= ~XFS_MOUNT_BARRIER;
return 0;
}
/* Fail a mount where the logbuf is smaller then the log stripe */
if (XFS_SB_VERSION_HASLOGV2(&mp->m_sb)) {
- if ((ap->logbufsize == -1) &&
+ if ((ap->logbufsize <= 0) &&
(mp->m_sb.sb_logsunit > XLOG_BIG_RECORD_BSIZE)) {
mp->m_logbsize = mp->m_sb.sb_logsunit;
- } else if (ap->logbufsize < mp->m_sb.sb_logsunit) {
+ } else if (ap->logbufsize > 0 &&
+ ap->logbufsize < mp->m_sb.sb_logsunit) {
cmn_err(CE_WARN,
"XFS: logbuf size must be greater than or equal to log stripe size");
return XFS_ERROR(EINVAL);
}
}
+ if (XFS_SB_VERSION_HASATTR2(&mp->m_sb)) {
+ mp->m_flags |= XFS_MOUNT_ATTR2;
+ }
+
/*
* prohibit r/w mounts of read-only filesystems
*/
return XFS_ERROR(EROFS);
}
- /*
- * disallow mount attempts with (IRIX) project quota enabled
- */
- if (XFS_SB_VERSION_HASQUOTA(&mp->m_sb) &&
- (mp->m_sb.sb_qflags & XFS_PQUOTA_ACCT)) {
- cmn_err(CE_WARN,
- "XFS: cannot mount a filesystem with IRIX project quota enabled");
- return XFS_ERROR(ENOSYS);
- }
-
/*
* check for shared mount.
*/
return XFS_ERROR(EINVAL);
}
+ if (ap->flags2 & XFSMNT2_TAGXID)
+ vfs->vfs_super->s_flags |= MS_TAGXID;
return 0;
}
p = vfs_bhv_lookup(vfsp, VFS_POSITION_IO);
mp->m_io_ops = p ? *(xfs_ioops_t *) vfs_bhv_custom(p) : xfs_iocore_xfs;
+ if (args->flags & XFSMNT_QUIET)
+ flags |= XFS_MFSI_QUIET;
+
/*
* Open real time and log devices - order is important.
*/
* Setup xfs_mount buffer target pointers
*/
error = ENOMEM;
- mp->m_ddev_targp = xfs_alloc_buftarg(ddev);
+ mp->m_ddev_targp = xfs_alloc_buftarg(ddev, 0);
if (!mp->m_ddev_targp) {
xfs_blkdev_put(logdev);
xfs_blkdev_put(rtdev);
return error;
}
if (rtdev) {
- mp->m_rtdev_targp = xfs_alloc_buftarg(rtdev);
+ mp->m_rtdev_targp = xfs_alloc_buftarg(rtdev, 1);
if (!mp->m_rtdev_targp)
goto error0;
}
mp->m_logdev_targp = (logdev && logdev != ddev) ?
- xfs_alloc_buftarg(logdev) : mp->m_ddev_targp;
+ xfs_alloc_buftarg(logdev, 1) : mp->m_ddev_targp;
if (!mp->m_logdev_targp)
goto error0;
error = xfs_start_flags(vfsp, args, mp);
if (error)
goto error1;
- error = xfs_readsb(mp);
+ error = xfs_readsb(mp, flags);
if (error)
goto error1;
error = xfs_finish_flags(vfsp, args, mp);
if (error)
goto error2;
+ if ((mp->m_flags & XFS_MOUNT_BARRIER) && !(vfsp->vfs_flag & VFS_RDONLY))
+ xfs_mountfs_check_barriers(mp);
+
error = XFS_IOINIT(vfsp, args, flags);
- if (!error)
- return 0;
+ if (error)
+ goto error2;
+
+ return 0;
+
error2:
if (mp->m_sb_bp)
xfs_freesb(mp);
return XFS_ERROR(error);
}
-#define REMOUNT_READONLY_FLAGS (SYNC_REMOUNT|SYNC_ATTR|SYNC_WAIT)
+STATIC int
+xfs_quiesce_fs(
+ xfs_mount_t *mp)
+{
+ int count = 0, pincount;
+
+ xfs_refcache_purge_mp(mp);
+ xfs_flush_buftarg(mp->m_ddev_targp, 0);
+ xfs_finish_reclaim_all(mp, 0);
+
+ /* This loop must run at least twice.
+ * The first instance of the loop will flush
+ * most meta data but that will generate more
+ * meta data (typically directory updates).
+ * Which then must be flushed and logged before
+ * we can write the unmount record.
+ */
+ do {
+ xfs_syncsub(mp, SYNC_REMOUNT|SYNC_ATTR|SYNC_WAIT, 0, NULL);
+ pincount = xfs_flush_buftarg(mp->m_ddev_targp, 1);
+ if (!pincount) {
+ delay(50);
+ count++;
+ }
+ } while (count < 2);
+
+ return 0;
+}
STATIC int
xfs_mntupdate(
{
struct vfs *vfsp = bhvtovfs(bdp);
xfs_mount_t *mp = XFS_BHVTOM(bdp);
- int pincount, error;
- int count = 0;
-
- if (args->flags & XFSMNT_NOATIME)
- mp->m_flags |= XFS_MOUNT_NOATIME;
- else
- mp->m_flags &= ~XFS_MOUNT_NOATIME;
+ int error;
- if (!(vfsp->vfs_flag & VFS_RDONLY)) {
+ if (!(*flags & MS_RDONLY)) { /* rw/ro -> rw */
+ if (vfsp->vfs_flag & VFS_RDONLY)
+ vfsp->vfs_flag &= ~VFS_RDONLY;
+ if (args->flags & XFSMNT_BARRIER) {
+ mp->m_flags |= XFS_MOUNT_BARRIER;
+ xfs_mountfs_check_barriers(mp);
+ } else {
+ mp->m_flags &= ~XFS_MOUNT_BARRIER;
+ }
+ } else if (!(vfsp->vfs_flag & VFS_RDONLY)) { /* rw -> ro */
VFS_SYNC(vfsp, SYNC_FSDATA|SYNC_BDFLUSH|SYNC_ATTR, NULL, error);
- }
-
- if (*flags & MS_RDONLY) {
- xfs_refcache_purge_mp(mp);
- xfs_flush_buftarg(mp->m_ddev_targp, 0);
- xfs_finish_reclaim_all(mp, 0);
-
- /* This loop must run at least twice.
- * The first instance of the loop will flush
- * most meta data but that will generate more
- * meta data (typically directory updates).
- * Which then must be flushed and logged before
- * we can write the unmount record.
- */
- do {
- VFS_SYNC(vfsp, REMOUNT_READONLY_FLAGS, NULL, error);
- pincount = xfs_flush_buftarg(mp->m_ddev_targp, 1);
- if (!pincount) {
- delay(50);
- count++;
- }
- } while (count < 2);
-
- /* Ok now write out an unmount record */
+ xfs_quiesce_fs(mp);
xfs_log_unmount_write(mp);
xfs_unmountfs_writesb(mp);
vfsp->vfs_flag |= VFS_RDONLY;
- } else {
- vfsp->vfs_flag &= ~VFS_RDONLY;
}
-
return 0;
}
xfs_mount_t *mp;
xfs_sb_t *sbp;
unsigned long s;
- u64 id;
mp = XFS_BHVTOM(bdp);
sbp = &(mp->m_sb);
statp->f_type = XFS_SB_MAGIC;
+ xfs_icsb_sync_counters_lazy(mp);
s = XFS_SB_LOCK(mp);
statp->f_bsize = sbp->sb_blocksize;
lsize = sbp->sb_logstart ? sbp->sb_logblocks : 0;
statp->f_ffree = statp->f_files - (sbp->sb_icount - sbp->sb_ifree);
XFS_SB_UNLOCK(mp, s);
- id = huge_encode_dev(mp->m_dev);
- statp->f_fsid.val[0] = (u32)id;
- statp->f_fsid.val[1] = (u32)(id >> 32);
+ xfs_statvfs_fsid(statp, mp);
statp->f_namelen = MAXNAMELEN - 1;
return 0;
* determine if they should be flushed sync, async, or
* delwri.
* SYNC_CLOSE - This flag is passed when the system is being
- * unmounted. We should sync and invalidate everthing.
+ * unmounted. We should sync and invalidate everything.
* SYNC_FSDATA - This indicates that the caller would like to make
* sure the superblock is safe on disk. We can ensure
- * this by simply makeing sure the log gets flushed
+ * this by simply making sure the log gets flushed
* if SYNC_BDFLUSH is set, and by actually writing it
* out otherwise.
*
int flags,
cred_t *credp)
{
- xfs_mount_t *mp;
+ xfs_mount_t *mp = XFS_BHVTOM(bdp);
- mp = XFS_BHVTOM(bdp);
- return (xfs_syncsub(mp, flags, 0, NULL));
+ if (unlikely(flags == SYNC_QUIESCE))
+ return xfs_quiesce_fs(mp);
+ else
+ return xfs_syncsub(mp, flags, 0, NULL);
}
/*
*
* This routine supports all of the flags defined for the generic VFS_SYNC
* interface as explained above under xfs_sync. In the interests of not
- * changing interfaces within the 6.5 family, additional internallly-
+ * changing interfaces within the 6.5 family, additional internally-
* required functions are specified within a separate xflags parameter,
* only available by calling this routine.
*
*/
-STATIC int
+int
xfs_sync_inodes(
xfs_mount_t *mp,
int flags,
xfs_inode_t *ip_next;
xfs_buf_t *bp;
vnode_t *vp = NULL;
- vmap_t vmap;
int error;
int last_error;
uint64_t fflag;
ipointer = (xfs_iptr_t *)kmem_zalloc(sizeof(xfs_iptr_t), KM_SLEEP);
fflag = XFS_B_ASYNC; /* default is don't wait */
- if (flags & SYNC_BDFLUSH)
+ if (flags & (SYNC_BDFLUSH | SYNC_DELWRI))
fflag = XFS_B_DELWRI;
if (flags & SYNC_WAIT)
fflag = 0; /* synchronous overrides all */
* If this is just vfs_sync() or pflushd() calling
* then we can skip inodes for which it looks like
* there is nothing to do. Since we don't have the
- * inode locked this is racey, but these are periodic
+ * inode locked this is racy, but these are periodic
* calls so it doesn't matter. For the others we want
* to know for sure, so we at least try to lock them.
*/
* lock in xfs_ireclaim() after the inode is pulled from
* the mount list will sleep until we release it here.
* This keeps the vnode from being freed while we reference
- * it. It is also cheaper and simpler than actually doing
- * a vn_get() for every inode we touch here.
+ * it.
*/
if (xfs_ilock_nowait(ip, lock_flags) == 0) {
-
if ((flags & SYNC_BDFLUSH) || (vp == NULL)) {
ip = ip->i_mnext;
continue;
}
- /*
- * We need to unlock the inode list lock in order
- * to lock the inode. Insert a marker record into
- * the inode list to remember our position, dropping
- * the lock is now done inside the IPOINTER_INSERT
- * macro.
- *
- * We also use the inode list lock to protect us
- * in taking a snapshot of the vnode version number
- * for use in calling vn_get().
- */
- VMAP(vp, vmap);
- IPOINTER_INSERT(ip, mp);
-
- vp = vn_get(vp, &vmap);
+ vp = vn_grab(vp);
if (vp == NULL) {
- /*
- * The vnode was reclaimed once we let go
- * of the inode list lock. Skip to the
- * next list entry. Remove the marker.
- */
-
- XFS_MOUNT_ILOCK(mp);
-
- mount_locked = B_TRUE;
- vnode_refed = B_FALSE;
-
- IPOINTER_REMOVE(ip, mp);
-
+ ip = ip->i_mnext;
continue;
}
+ IPOINTER_INSERT(ip, mp);
xfs_ilock(ip, lock_flags);
ASSERT(vp == XFS_ITOV(ip));
xfs_iunlock(ip, XFS_ILOCK_SHARED);
error = xfs_itobp(mp, NULL, ip,
- &dip, &bp, 0);
+ &dip, &bp, 0, 0);
if (!error) {
xfs_buf_relse(bp);
} else {
*
* This routine supports all of the flags defined for the generic VFS_SYNC
* interface as explained above under xfs_sync. In the interests of not
- * changing interfaces within the 6.5 family, additional internallly-
+ * changing interfaces within the 6.5 family, additional internally-
* required functions are specified within a separate xflags parameter,
* only available by calling this routine.
*
* eventually kicked out of the cache.
*/
if (flags & SYNC_REFCACHE) {
- xfs_refcache_purge_some(mp);
+ if (flags & SYNC_WAIT)
+ xfs_refcache_purge_mp(mp);
+ else
+ xfs_refcache_purge_some(mp);
}
/*
}
/*
- * xfs_vget - called by DMAPI to get vnode from file handle
+ * xfs_vget - called by DMAPI and NFSD to get vnode from file handle
*/
STATIC int
xfs_vget(
return XFS_ERROR(EIO);
}
- if (ip->i_d.di_mode == 0 || (igen && (ip->i_d.di_gen != igen))) {
+ if (ip->i_d.di_mode == 0 || ip->i_d.di_gen != igen) {
xfs_iput_new(ip, XFS_ILOCK_SHARED);
*vpp = NULL;
return XFS_ERROR(ENOENT);
#define MNTOPT_SWIDTH "swidth" /* data volume stripe width */
#define MNTOPT_NOUUID "nouuid" /* ignore filesystem UUID */
#define MNTOPT_MTPT "mtpt" /* filesystem mount point */
+#define MNTOPT_GRPID "grpid" /* group-ID from parent directory */
+#define MNTOPT_NOGRPID "nogrpid" /* group-ID from current process */
+#define MNTOPT_BSDGROUPS "bsdgroups" /* group-ID from parent directory */
+#define MNTOPT_SYSVGROUPS "sysvgroups" /* group-ID from current process */
+#define MNTOPT_ALLOCSIZE "allocsize" /* preferred allocation size */
+#define MNTOPT_IHASHSIZE "ihashsize" /* size of inode hash table */
#define MNTOPT_NORECOVERY "norecovery" /* don't run XFS recovery */
-#define MNTOPT_NOLOGFLUSH "nologflush" /* don't hard flush on log writes */
+#define MNTOPT_BARRIER "barrier" /* use writer barriers for log write and
+ * unwritten extent conversion */
+#define MNTOPT_NOBARRIER "nobarrier" /* .. disable */
#define MNTOPT_OSYNCISOSYNC "osyncisosync" /* o_sync is REALLY o_sync */
#define MNTOPT_64BITINODE "inode64" /* inodes can be allocated anywhere */
#define MNTOPT_IKEEP "ikeep" /* do not free empty inode clusters */
#define MNTOPT_NOIKEEP "noikeep" /* free empty inode clusters */
+#define MNTOPT_LARGEIO "largeio" /* report large I/O sizes in stat() */
+#define MNTOPT_NOLARGEIO "nolargeio" /* do not report large I/O sizes
+ * in stat(). */
+#define MNTOPT_ATTR2 "attr2" /* do use attr2 attribute format */
+#define MNTOPT_NOATTR2 "noattr2" /* do not use attr2 attribute format */
+#define MNTOPT_TAGXID "tagxid" /* context xid tagging for inodes */
+
+STATIC unsigned long
+suffix_strtoul(const char *cp, char **endp, unsigned int base)
+{
+ int last, shift_left_factor = 0;
+ char *value = (char *)cp;
+ last = strlen(value) - 1;
+ if (value[last] == 'K' || value[last] == 'k') {
+ shift_left_factor = 10;
+ value[last] = '\0';
+ }
+ if (value[last] == 'M' || value[last] == 'm') {
+ shift_left_factor = 20;
+ value[last] = '\0';
+ }
+ if (value[last] == 'G' || value[last] == 'g') {
+ shift_left_factor = 30;
+ value[last] = '\0';
+ }
-int
+ return simple_strtoul(cp, endp, base) << shift_left_factor;
+}
+
+STATIC int
xfs_parseargs(
struct bhv_desc *bhv,
char *options,
int dsunit, dswidth, vol_dsunit, vol_dswidth;
int iosize;
-#if 0 /* XXX: off by default, until some remaining issues ironed out */
- args->flags |= XFSMNT_IDELETE; /* default to on */
-#endif
+ args->flags |= XFSMNT_IDELETE;
+ args->flags |= XFSMNT_BARRIER;
+ args->flags2 |= XFSMNT2_COMPAT_IOSIZE;
if (!options)
- return 0;
+ goto done;
iosize = dsunit = dswidth = vol_dsunit = vol_dswidth = 0;
if (!strcmp(this_char, MNTOPT_LOGBUFS)) {
if (!value || !*value) {
printk("XFS: %s option requires an argument\n",
- MNTOPT_LOGBUFS);
+ this_char);
return EINVAL;
}
args->logbufs = simple_strtoul(value, &eov, 10);
} else if (!strcmp(this_char, MNTOPT_LOGBSIZE)) {
- int last, in_kilobytes = 0;
-
if (!value || !*value) {
printk("XFS: %s option requires an argument\n",
- MNTOPT_LOGBSIZE);
+ this_char);
return EINVAL;
}
- last = strlen(value) - 1;
- if (value[last] == 'K' || value[last] == 'k') {
- in_kilobytes = 1;
- value[last] = '\0';
- }
- args->logbufsize = simple_strtoul(value, &eov, 10);
- if (in_kilobytes)
- args->logbufsize <<= 10;
+ args->logbufsize = suffix_strtoul(value, &eov, 10);
} else if (!strcmp(this_char, MNTOPT_LOGDEV)) {
if (!value || !*value) {
printk("XFS: %s option requires an argument\n",
- MNTOPT_LOGDEV);
+ this_char);
return EINVAL;
}
strncpy(args->logname, value, MAXNAMELEN);
} else if (!strcmp(this_char, MNTOPT_MTPT)) {
if (!value || !*value) {
printk("XFS: %s option requires an argument\n",
- MNTOPT_MTPT);
+ this_char);
return EINVAL;
}
strncpy(args->mtpt, value, MAXNAMELEN);
} else if (!strcmp(this_char, MNTOPT_RTDEV)) {
if (!value || !*value) {
printk("XFS: %s option requires an argument\n",
- MNTOPT_RTDEV);
+ this_char);
return EINVAL;
}
strncpy(args->rtname, value, MAXNAMELEN);
} else if (!strcmp(this_char, MNTOPT_BIOSIZE)) {
if (!value || !*value) {
printk("XFS: %s option requires an argument\n",
- MNTOPT_BIOSIZE);
+ this_char);
return EINVAL;
}
iosize = simple_strtoul(value, &eov, 10);
args->flags |= XFSMNT_IOSIZE;
args->iosizelog = (uint8_t) iosize;
+ } else if (!strcmp(this_char, MNTOPT_ALLOCSIZE)) {
+ if (!value || !*value) {
+ printk("XFS: %s option requires an argument\n",
+ this_char);
+ return EINVAL;
+ }
+ iosize = suffix_strtoul(value, &eov, 10);
+ args->flags |= XFSMNT_IOSIZE;
+ args->iosizelog = ffs(iosize) - 1;
+ } else if (!strcmp(this_char, MNTOPT_IHASHSIZE)) {
+ if (!value || !*value) {
+ printk("XFS: %s option requires an argument\n",
+ this_char);
+ return EINVAL;
+ }
+ args->flags |= XFSMNT_IHASHSIZE;
+ args->ihashsize = simple_strtoul(value, &eov, 10);
+ } else if (!strcmp(this_char, MNTOPT_GRPID) ||
+ !strcmp(this_char, MNTOPT_BSDGROUPS)) {
+ vfsp->vfs_flag |= VFS_GRPID;
+ } else if (!strcmp(this_char, MNTOPT_NOGRPID) ||
+ !strcmp(this_char, MNTOPT_SYSVGROUPS)) {
+ vfsp->vfs_flag &= ~VFS_GRPID;
} else if (!strcmp(this_char, MNTOPT_WSYNC)) {
args->flags |= XFSMNT_WSYNC;
} else if (!strcmp(this_char, MNTOPT_OSYNCISOSYNC)) {
args->flags |= XFSMNT_INO64;
#if !XFS_BIG_INUMS
printk("XFS: %s option not allowed on this system\n",
- MNTOPT_INO64);
+ this_char);
return EINVAL;
#endif
} else if (!strcmp(this_char, MNTOPT_NOALIGN)) {
} else if (!strcmp(this_char, MNTOPT_SUNIT)) {
if (!value || !*value) {
printk("XFS: %s option requires an argument\n",
- MNTOPT_SUNIT);
+ this_char);
return EINVAL;
}
dsunit = simple_strtoul(value, &eov, 10);
} else if (!strcmp(this_char, MNTOPT_SWIDTH)) {
if (!value || !*value) {
printk("XFS: %s option requires an argument\n",
- MNTOPT_SWIDTH);
+ this_char);
return EINVAL;
}
dswidth = simple_strtoul(value, &eov, 10);
args->flags &= ~XFSMNT_32BITINODES;
#if !XFS_BIG_INUMS
printk("XFS: %s option not allowed on this system\n",
- MNTOPT_64BITINODE);
+ this_char);
return EINVAL;
#endif
} else if (!strcmp(this_char, MNTOPT_NOUUID)) {
args->flags |= XFSMNT_NOUUID;
- } else if (!strcmp(this_char, MNTOPT_NOLOGFLUSH)) {
- args->flags |= XFSMNT_NOLOGFLUSH;
+ } else if (!strcmp(this_char, MNTOPT_BARRIER)) {
+ args->flags |= XFSMNT_BARRIER;
+ } else if (!strcmp(this_char, MNTOPT_NOBARRIER)) {
+ args->flags &= ~XFSMNT_BARRIER;
} else if (!strcmp(this_char, MNTOPT_IKEEP)) {
args->flags &= ~XFSMNT_IDELETE;
} else if (!strcmp(this_char, MNTOPT_NOIKEEP)) {
args->flags |= XFSMNT_IDELETE;
+ } else if (!strcmp(this_char, MNTOPT_LARGEIO)) {
+ args->flags2 &= ~XFSMNT2_COMPAT_IOSIZE;
+ } else if (!strcmp(this_char, MNTOPT_NOLARGEIO)) {
+ args->flags2 |= XFSMNT2_COMPAT_IOSIZE;
+ } else if (!strcmp(this_char, MNTOPT_ATTR2)) {
+ args->flags |= XFSMNT_ATTR2;
+ } else if (!strcmp(this_char, MNTOPT_NOATTR2)) {
+ args->flags &= ~XFSMNT_ATTR2;
+#ifndef CONFIG_INOXID_NONE
+ } else if (!strcmp(this_char, MNTOPT_TAGXID)) {
+ args->flags2 |= XFSMNT2_TAGXID;
+#endif
} else if (!strcmp(this_char, "osyncisdsync")) {
/* no-op, this is now the default */
printk("XFS: osyncisdsync is now the default, option is deprecated.\n");
args->sunit = args->swidth = 0;
}
+done:
+ if (args->flags & XFSMNT_32BITINODES)
+ vfsp->vfs_flag |= VFS_32BITINODES;
+ if (args->flags2)
+ args->flags |= XFSMNT_FLAGS2;
return 0;
}
-int
+STATIC int
xfs_showargs(
struct bhv_desc *bhv,
struct seq_file *m)
{ XFS_MOUNT_NOUUID, "," MNTOPT_NOUUID },
{ XFS_MOUNT_NORECOVERY, "," MNTOPT_NORECOVERY },
{ XFS_MOUNT_OSYNCISOSYNC, "," MNTOPT_OSYNCISOSYNC },
- { XFS_MOUNT_NOLOGFLUSH, "," MNTOPT_NOLOGFLUSH },
- { XFS_MOUNT_IDELETE, "," MNTOPT_NOIKEEP },
{ 0, NULL }
};
struct proc_xfs_info *xfs_infop;
struct xfs_mount *mp = XFS_BHVTOM(bhv);
+ struct vfs *vfsp = XFS_MTOVFS(mp);
for (xfs_infop = xfs_info; xfs_infop->flag; xfs_infop++) {
if (mp->m_flags & xfs_infop->flag)
seq_puts(m, xfs_infop->str);
}
+ if (mp->m_flags & XFS_MOUNT_IHASHSIZE)
+ seq_printf(m, "," MNTOPT_IHASHSIZE "=%d", mp->m_ihsize);
+
if (mp->m_flags & XFS_MOUNT_DFLT_IOSIZE)
- seq_printf(m, "," MNTOPT_BIOSIZE "=%d", mp->m_writeio_log);
+ seq_printf(m, "," MNTOPT_ALLOCSIZE "=%dk",
+ (int)(1 << mp->m_writeio_log) >> 10);
if (mp->m_logbufs > 0)
seq_printf(m, "," MNTOPT_LOGBUFS "=%d", mp->m_logbufs);
-
if (mp->m_logbsize > 0)
- seq_printf(m, "," MNTOPT_LOGBSIZE "=%d", mp->m_logbsize);
+ seq_printf(m, "," MNTOPT_LOGBSIZE "=%dk", mp->m_logbsize >> 10);
- if (mp->m_ddev_targp != mp->m_logdev_targp)
- seq_printf(m, "," MNTOPT_LOGDEV "=%s",
- XFS_BUFTARG_NAME(mp->m_logdev_targp));
-
- if (mp->m_rtdev_targp && mp->m_ddev_targp != mp->m_rtdev_targp)
- seq_printf(m, "," MNTOPT_RTDEV "=%s",
- XFS_BUFTARG_NAME(mp->m_rtdev_targp));
+ if (mp->m_logname)
+ seq_printf(m, "," MNTOPT_LOGDEV "=%s", mp->m_logname);
+ if (mp->m_rtname)
+ seq_printf(m, "," MNTOPT_RTDEV "=%s", mp->m_rtname);
if (mp->m_dalign > 0)
seq_printf(m, "," MNTOPT_SUNIT "=%d",
(int)XFS_FSB_TO_BB(mp, mp->m_dalign));
-
if (mp->m_swidth > 0)
seq_printf(m, "," MNTOPT_SWIDTH "=%d",
(int)XFS_FSB_TO_BB(mp, mp->m_swidth));
- if (!(mp->m_flags & XFS_MOUNT_32BITINOOPT))
+ if (!(mp->m_flags & XFS_MOUNT_IDELETE))
+ seq_printf(m, "," MNTOPT_IKEEP);
+ if (!(mp->m_flags & XFS_MOUNT_COMPAT_IOSIZE))
+ seq_printf(m, "," MNTOPT_LARGEIO);
+
+ if (!(vfsp->vfs_flag & VFS_32BITINODES))
seq_printf(m, "," MNTOPT_64BITINODE);
-
+ if (vfsp->vfs_flag & VFS_GRPID)
+ seq_printf(m, "," MNTOPT_GRPID);
+
return 0;
}
/* Push the superblock and write an unmount record */
xfs_log_unmount_write(mp);
xfs_unmountfs_writesb(mp);
+ xfs_fs_log_dummy(mp);
}