STATIC void
xfs_inode_item_format(
struct xfs_log_item *lip,
struct xfs_log_iovec *vecp)
{
struct xfs_inode_log_item *iip = INODE_ITEM(lip);
struct xfs_inode *ip = iip->ili_inode;
uint nvecs;
size_t data_bytes;
xfs_mount_t *mp;
vecp->i_addr = &iip->ili_format;
vecp->i_len = sizeof(xfs_inode_log_format_t);
vecp->i_type = XLOG_REG_TYPE_IFORMAT;
vecp++;
nvecs = 1;
vecp->i_addr = &ip->i_d;
vecp->i_len = sizeof(struct xfs_icdinode);
vecp->i_type = XLOG_REG_TYPE_ICORE;
vecp++;
nvecs++;
/*
*/
mp = ip->i_mount;
ASSERT(ip->i_d.di_version == 1 || xfs_sb_version_hasnlink(&mp->m_sb));
if (ip->i_d.di_version == 1) {
if (!xfs_sb_version_hasnlink(&mp->m_sb)) {
/*
*/
ASSERT(ip->i_d.di_nlink <= XFS_MAXLINK_1);
ip->i_d.di_onlink = ip->i_d.di_nlink;
} else {
/*
*/
ip->i_d.di_version = 2;
ip->i_d.di_onlink = 0;
memset(&(ip->i_d.di_pad[0]), 0, sizeof(ip->i_d.di_pad));
}
}
switch (ip->i_d.di_format) {
case XFS_DINODE_FMT_EXTENTS:
iip->ili_fields &=
~(XFS_ILOG_DDATA | XFS_ILOG_DBROOT |
XFS_ILOG_DEV | XFS_ILOG_UUID);
if ((iip->ili_fields & XFS_ILOG_DEXT) &&
ip->i_d.di_nextents > 0 &&
ip->i_df.if_bytes > 0) {
ASSERT(ip->i_df.if_u1.if_extents != NULL);
ASSERT(ip->i_df.if_bytes / sizeof(xfs_bmbt_rec_t) > 0);
ASSERT(iip->ili_extents_buf == NULL);
#ifdef XFS_NATIVE_HOST
if (ip->i_d.di_nextents == ip->i_df.if_bytes /
(uint)sizeof(xfs_bmbt_rec_t)) {
/*
*/
vecp->i_addr = ip->i_df.if_u1.if_extents;
vecp->i_len = ip->i_df.if_bytes;
vecp->i_type = XLOG_REG_TYPE_IEXT;
} else
#endif
{
xfs_inode_item_format_extents(ip, vecp,
XFS_DATA_FORK, XLOG_REG_TYPE_IEXT);
}
ASSERT(vecp->i_len <= ip->i_df.if_bytes);
iip->ili_format.ilf_dsize = vecp->i_len;
vecp++;
nvecs++;
} else {
iip->ili_fields &= ~XFS_ILOG_DEXT;
}
break;
case XFS_DINODE_FMT_BTREE:
iip->ili_fields &=
~(XFS_ILOG_DDATA | XFS_ILOG_DEXT |
XFS_ILOG_DEV | XFS_ILOG_UUID);
if ((iip->ili_fields & XFS_ILOG_DBROOT) &&
ip->i_df.if_broot_bytes > 0) {
ASSERT(ip->i_df.if_broot != NULL);
vecp->i_addr = ip->i_df.if_broot;
vecp->i_len = ip->i_df.if_broot_bytes;
vecp->i_type = XLOG_REG_TYPE_IBROOT;
vecp++;
nvecs++;
iip->ili_format.ilf_dsize = ip->i_df.if_broot_bytes;
} else {
ASSERT(!(iip->ili_fields &
XFS_ILOG_DBROOT));
#ifdef XFS_TRANS_DEBUG
if (iip->ili_root_size > 0) {
ASSERT(iip->ili_root_size ==
ip->i_df.if_broot_bytes);
ASSERT(memcmp(iip->ili_orig_root,
ip->i_df.if_broot,
iip->ili_root_size) == 0);
} else {
ASSERT(ip->i_df.if_broot_bytes == 0);
}
#endif
iip->ili_fields &= ~XFS_ILOG_DBROOT;
}
break;
case XFS_DINODE_FMT_LOCAL:
iip->ili_fields &=
~(XFS_ILOG_DEXT | XFS_ILOG_DBROOT |
XFS_ILOG_DEV | XFS_ILOG_UUID);
if ((iip->ili_fields & XFS_ILOG_DDATA) &&
ip->i_df.if_bytes > 0) {
ASSERT(ip->i_df.if_u1.if_data != NULL);
ASSERT(ip->i_d.di_size > 0);
vecp->i_addr = ip->i_df.if_u1.if_data;
/*
*/
data_bytes = roundup(ip->i_df.if_bytes, 4);
ASSERT((ip->i_df.if_real_bytes == 0) ||
(ip->i_df.if_real_bytes == data_bytes));
vecp->i_len = (int)data_bytes;
vecp->i_type = XLOG_REG_TYPE_ILOCAL;
vecp++;
nvecs++;
iip->ili_format.ilf_dsize = (unsigned)data_bytes;
} else {
iip->ili_fields &= ~XFS_ILOG_DDATA;
}
break;
case XFS_DINODE_FMT_DEV:
iip->ili_fields &=
~(XFS_ILOG_DDATA | XFS_ILOG_DBROOT |
XFS_ILOG_DEXT | XFS_ILOG_UUID);
if (iip->ili_fields & XFS_ILOG_DEV) {
iip->ili_format.ilf_u.ilfu_rdev =
ip->i_df.if_u2.if_rdev;
}
break;
case XFS_DINODE_FMT_UUID:
iip->ili_fields &=
~(XFS_ILOG_DDATA | XFS_ILOG_DBROOT |
XFS_ILOG_DEXT | XFS_ILOG_DEV);
if (iip->ili_fields & XFS_ILOG_UUID) {
iip->ili_format.ilf_u.ilfu_uuid =
ip->i_df.if_u2.if_uuid;
}
break;
default:
ASSERT(0);
break;
}
/*
*/
if (!XFS_IFORK_Q(ip)) {
iip->ili_fields &=
~(XFS_ILOG_ADATA | XFS_ILOG_ABROOT | XFS_ILOG_AEXT);
goto out;
}
switch (ip->i_d.di_aformat) {
case XFS_DINODE_FMT_EXTENTS:
iip->ili_fields &=
~(XFS_ILOG_ADATA | XFS_ILOG_ABROOT);
if ((iip->ili_fields & XFS_ILOG_AEXT) &&
ip->i_d.di_anextents > 0 &&
ip->i_afp->if_bytes > 0) {
ASSERT(ip->i_afp->if_bytes / sizeof(xfs_bmbt_rec_t) ==
ip->i_d.di_anextents);
ASSERT(ip->i_afp->if_u1.if_extents != NULL);
#ifdef XFS_NATIVE_HOST
/*
*/
vecp->i_addr = ip->i_afp->if_u1.if_extents;
vecp->i_len = ip->i_afp->if_bytes;
vecp->i_type = XLOG_REG_TYPE_IATTR_EXT;
#else
ASSERT(iip->ili_aextents_buf == NULL);
xfs_inode_item_format_extents(ip, vecp,
XFS_ATTR_FORK, XLOG_REG_TYPE_IATTR_EXT);
#endif
iip->ili_format.ilf_asize = vecp->i_len;
vecp++;
nvecs++;
} else {
iip->ili_fields &= ~XFS_ILOG_AEXT;
}
break;
case XFS_DINODE_FMT_BTREE:
iip->ili_fields &=
~(XFS_ILOG_ADATA | XFS_ILOG_AEXT);
if ((iip->ili_fields & XFS_ILOG_ABROOT) &&
ip->i_afp->if_broot_bytes > 0) {
ASSERT(ip->i_afp->if_broot != NULL);
vecp->i_addr = ip->i_afp->if_broot;
vecp->i_len = ip->i_afp->if_broot_bytes;
vecp->i_type = XLOG_REG_TYPE_IATTR_BROOT;
vecp++;
nvecs++;
iip->ili_format.ilf_asize = ip->i_afp->if_broot_bytes;
} else {
iip->ili_fields &= ~XFS_ILOG_ABROOT;
}
break;
case XFS_DINODE_FMT_LOCAL:
iip->ili_fields &=
~(XFS_ILOG_AEXT | XFS_ILOG_ABROOT);
if ((iip->ili_fields & XFS_ILOG_ADATA) &&
ip->i_afp->if_bytes > 0) {
ASSERT(ip->i_afp->if_u1.if_data != NULL);
vecp->i_addr = ip->i_afp->if_u1.if_data;
/*
*/
data_bytes = roundup(ip->i_afp->if_bytes, 4);
ASSERT((ip->i_afp->if_real_bytes == 0) ||
(ip->i_afp->if_real_bytes == data_bytes));
vecp->i_len = (int)data_bytes;
vecp->i_type = XLOG_REG_TYPE_IATTR_LOCAL;
vecp++;
nvecs++;
iip->ili_format.ilf_asize = (unsigned)data_bytes;
} else {
iip->ili_fields &= ~XFS_ILOG_ADATA;
}
break;
default:
ASSERT(0);
break;
}
out:
/*
*/
iip->ili_format.ilf_fields = XFS_ILOG_CORE |
(iip->ili_fields & ~XFS_ILOG_TIMESTAMP);
iip->ili_format.ilf_size = nvecs;
}
/*
* This is called to fill in the vector of log iovecs for the
* given inode log item. It fills the first item with an inode
* log format structure, the second with the on-disk inode structure,
* and a possible third and/or fourth with the inode data/extents/b-tree
* root and inode attributes data/extents/b-tree root.
*/
STATIC void
xfs_inode_item_format(
struct xfs_log_item *lip,
struct xfs_log_iovec *vecp)
{
struct xfs_inode_log_item *iip = INODE_ITEM(lip);
struct xfs_inode *ip = iip->ili_inode;
uint nvecs;
size_t data_bytes;
xfs_mount_t *mp;
vecp->i_addr = &iip->ili_format;
vecp->i_len = sizeof(xfs_inode_log_format_t);
vecp->i_type = XLOG_REG_TYPE_IFORMAT;
vecp++;
nvecs = 1;
/*
* Clear i_update_core if the timestamps (or any other
* non-transactional modification) need flushing/logging
* and we're about to log them with the rest of the core.
*
* This is the same logic as xfs_iflush() but this code can't
* run at the same time as xfs_iflush because we're in commit
* processing here and so we have the inode lock held in
* exclusive mode. Although it doesn't really matter
* for the timestamps if both routines were to grab the
* timestamps or not. That would be ok.
*
* We clear i_update_core before copying out the data.
* This is for coordination with our timestamp updates
* that don't hold the inode lock. They will always
* update the timestamps BEFORE setting i_update_core,
* so if we clear i_update_core after they set it we
* are guaranteed to see their updates to the timestamps
* either here. Likewise, if they set it after we clear it
* here, we'll see it either on the next commit of this
* inode or the next time the inode gets flushed via
* xfs_iflush(). This depends on strongly ordered memory
* semantics, but we have that. We use the SYNCHRONIZE
* macro to make sure that the compiler does not reorder
* the i_update_core access below the data copy below.
*/
if (ip->i_update_core) {
ip->i_update_core = 0;
SYNCHRONIZE();
}
/*
* Make sure to get the latest timestamps from the Linux inode.
*/
xfs_synchronize_times(ip);
vecp->i_addr = &ip->i_d;
vecp->i_len = sizeof(struct xfs_icdinode);
vecp->i_type = XLOG_REG_TYPE_ICORE;
vecp++;
nvecs++;
iip->ili_format.ilf_fields |= XFS_ILOG_CORE;
/*
* If this is really an old format inode, then we need to
* log it as such. This means that we have to copy the link
* count from the new field to the old. We don't have to worry
* about the new fields, because nothing trusts them as long as
* the old inode version number is there. If the superblock already
* has a new version number, then we don't bother converting back.
*/
mp = ip->i_mount;
ASSERT(ip->i_d.di_version == 1 || xfs_sb_version_hasnlink(&mp->m_sb));
if (ip->i_d.di_version == 1) {
if (!xfs_sb_version_hasnlink(&mp->m_sb)) {
/*
* Convert it back.
*/
ASSERT(ip->i_d.di_nlink <= XFS_MAXLINK_1);
ip->i_d.di_onlink = ip->i_d.di_nlink;
} else {
/*
* The superblock version has already been bumped,
* so just make the conversion to the new inode
* format permanent.
*/
ip->i_d.di_version = 2;
ip->i_d.di_onlink = 0;
memset(&(ip->i_d.di_pad[0]), 0, sizeof(ip->i_d.di_pad));
}
}
switch (ip->i_d.di_format) {
case XFS_DINODE_FMT_EXTENTS:
ASSERT(!(iip->ili_format.ilf_fields &
(XFS_ILOG_DDATA | XFS_ILOG_DBROOT |
XFS_ILOG_DEV | XFS_ILOG_UUID)));
if (iip->ili_format.ilf_fields & XFS_ILOG_DEXT) {
ASSERT(ip->i_df.if_bytes > 0);
ASSERT(ip->i_df.if_u1.if_extents != NULL);
ASSERT(ip->i_d.di_nextents > 0);
ASSERT(iip->ili_extents_buf == NULL);
ASSERT((ip->i_df.if_bytes /
(uint)sizeof(xfs_bmbt_rec_t)) > 0);
#ifdef XFS_NATIVE_HOST
if (ip->i_d.di_nextents == ip->i_df.if_bytes /
(uint)sizeof(xfs_bmbt_rec_t)) {
/*
* There are no delayed allocation
* extents, so just point to the
* real extents array.
*/
vecp->i_addr = ip->i_df.if_u1.if_extents;
vecp->i_len = ip->i_df.if_bytes;
vecp->i_type = XLOG_REG_TYPE_IEXT;
} else
#endif
{
xfs_inode_item_format_extents(ip, vecp,
XFS_DATA_FORK, XLOG_REG_TYPE_IEXT);
}
ASSERT(vecp->i_len <= ip->i_df.if_bytes);
iip->ili_format.ilf_dsize = vecp->i_len;
vecp++;
nvecs++;
}
break;
case XFS_DINODE_FMT_BTREE:
ASSERT(!(iip->ili_format.ilf_fields &
(XFS_ILOG_DDATA | XFS_ILOG_DEXT |
XFS_ILOG_DEV | XFS_ILOG_UUID)));
if (iip->ili_format.ilf_fields & XFS_ILOG_DBROOT) {
ASSERT(ip->i_df.if_broot_bytes > 0);
ASSERT(ip->i_df.if_broot != NULL);
vecp->i_addr = ip->i_df.if_broot;
vecp->i_len = ip->i_df.if_broot_bytes;
vecp->i_type = XLOG_REG_TYPE_IBROOT;
vecp++;
nvecs++;
iip->ili_format.ilf_dsize = ip->i_df.if_broot_bytes;
}
break;
case XFS_DINODE_FMT_LOCAL:
ASSERT(!(iip->ili_format.ilf_fields &
(XFS_ILOG_DBROOT | XFS_ILOG_DEXT |
XFS_ILOG_DEV | XFS_ILOG_UUID)));
if (iip->ili_format.ilf_fields & XFS_ILOG_DDATA) {
ASSERT(ip->i_df.if_bytes > 0);
ASSERT(ip->i_df.if_u1.if_data != NULL);
ASSERT(ip->i_d.di_size > 0);
vecp->i_addr = ip->i_df.if_u1.if_data;
/*
* Round i_bytes up to a word boundary.
* The underlying memory is guaranteed to
* to be there by xfs_idata_realloc().
*/
data_bytes = roundup(ip->i_df.if_bytes, 4);
ASSERT((ip->i_df.if_real_bytes == 0) ||
(ip->i_df.if_real_bytes == data_bytes));
vecp->i_len = (int)data_bytes;
vecp->i_type = XLOG_REG_TYPE_ILOCAL;
vecp++;
nvecs++;
iip->ili_format.ilf_dsize = (unsigned)data_bytes;
}
break;
case XFS_DINODE_FMT_DEV:
ASSERT(!(iip->ili_format.ilf_fields &
(XFS_ILOG_DBROOT | XFS_ILOG_DEXT |
XFS_ILOG_DDATA | XFS_ILOG_UUID)));
if (iip->ili_format.ilf_fields & XFS_ILOG_DEV) {
iip->ili_format.ilf_u.ilfu_rdev =
ip->i_df.if_u2.if_rdev;
}
break;
case XFS_DINODE_FMT_UUID:
ASSERT(!(iip->ili_format.ilf_fields &
(XFS_ILOG_DBROOT | XFS_ILOG_DEXT |
XFS_ILOG_DDATA | XFS_ILOG_DEV)));
if (iip->ili_format.ilf_fields & XFS_ILOG_UUID) {
iip->ili_format.ilf_u.ilfu_uuid =
ip->i_df.if_u2.if_uuid;
}
break;
default:
ASSERT(0);
break;
}
/*
* If there are no attributes associated with the file,
* then we're done.
* Assert that no attribute-related log flags are set.
*/
if (!XFS_IFORK_Q(ip)) {
ASSERT(nvecs == lip->li_desc->lid_size);
iip->ili_format.ilf_size = nvecs;
ASSERT(!(iip->ili_format.ilf_fields &
(XFS_ILOG_ADATA | XFS_ILOG_ABROOT | XFS_ILOG_AEXT)));
return;
}
switch (ip->i_d.di_aformat) {
case XFS_DINODE_FMT_EXTENTS:
ASSERT(!(iip->ili_format.ilf_fields &
(XFS_ILOG_ADATA | XFS_ILOG_ABROOT)));
if (iip->ili_format.ilf_fields & XFS_ILOG_AEXT) {
#ifdef DEBUG
int nrecs = ip->i_afp->if_bytes /
(uint)sizeof(xfs_bmbt_rec_t);
ASSERT(nrecs > 0);
ASSERT(nrecs == ip->i_d.di_anextents);
ASSERT(ip->i_afp->if_bytes > 0);
ASSERT(ip->i_afp->if_u1.if_extents != NULL);
ASSERT(ip->i_d.di_anextents > 0);
#endif
#ifdef XFS_NATIVE_HOST
/*
* There are not delayed allocation extents
* for attributes, so just point at the array.
*/
vecp->i_addr = ip->i_afp->if_u1.if_extents;
vecp->i_len = ip->i_afp->if_bytes;
vecp->i_type = XLOG_REG_TYPE_IATTR_EXT;
#else
ASSERT(iip->ili_aextents_buf == NULL);
xfs_inode_item_format_extents(ip, vecp,
XFS_ATTR_FORK, XLOG_REG_TYPE_IATTR_EXT);
#endif
iip->ili_format.ilf_asize = vecp->i_len;
vecp++;
nvecs++;
}
break;
case XFS_DINODE_FMT_BTREE:
ASSERT(!(iip->ili_format.ilf_fields &
(XFS_ILOG_ADATA | XFS_ILOG_AEXT)));
if (iip->ili_format.ilf_fields & XFS_ILOG_ABROOT) {
ASSERT(ip->i_afp->if_broot_bytes > 0);
ASSERT(ip->i_afp->if_broot != NULL);
vecp->i_addr = ip->i_afp->if_broot;
vecp->i_len = ip->i_afp->if_broot_bytes;
vecp->i_type = XLOG_REG_TYPE_IATTR_BROOT;
vecp++;
nvecs++;
iip->ili_format.ilf_asize = ip->i_afp->if_broot_bytes;
}
break;
case XFS_DINODE_FMT_LOCAL:
ASSERT(!(iip->ili_format.ilf_fields &
(XFS_ILOG_ABROOT | XFS_ILOG_AEXT)));
if (iip->ili_format.ilf_fields & XFS_ILOG_ADATA) {
ASSERT(ip->i_afp->if_bytes > 0);
ASSERT(ip->i_afp->if_u1.if_data != NULL);
vecp->i_addr = ip->i_afp->if_u1.if_data;
/*
* Round i_bytes up to a word boundary.
* The underlying memory is guaranteed to
* to be there by xfs_idata_realloc().
*/
data_bytes = roundup(ip->i_afp->if_bytes, 4);
ASSERT((ip->i_afp->if_real_bytes == 0) ||
(ip->i_afp->if_real_bytes == data_bytes));
vecp->i_len = (int)data_bytes;
vecp->i_type = XLOG_REG_TYPE_IATTR_LOCAL;
vecp++;
nvecs++;
iip->ili_format.ilf_asize = (unsigned)data_bytes;
}
break;
default:
ASSERT(0);
break;
}
ASSERT(nvecs == lip->li_desc->lid_size);
iip->ili_format.ilf_size = nvecs;
}
/*
* This is called to fill in the vector of log iovecs for the
* given inode log item. It fills the first item with an inode
* log format structure, the second with the on-disk inode structure,
* and a possible third and/or fourth with the inode data/extents/b-tree
* root and inode attributes data/extents/b-tree root.
*/
STATIC void
xfs_inode_item_format(
struct xfs_log_item *lip,
struct xfs_log_iovec *vecp)
{
struct xfs_inode_log_item *iip = INODE_ITEM(lip);
struct xfs_inode *ip = iip->ili_inode;
uint nvecs;
size_t data_bytes;
xfs_mount_t *mp;
vecp->i_addr = &iip->ili_format;
vecp->i_len = sizeof(xfs_inode_log_format_t);
vecp->i_type = XLOG_REG_TYPE_IFORMAT;
vecp++;
nvecs = 1;
vecp->i_addr = &ip->i_d;
vecp->i_len = sizeof(struct xfs_icdinode);
vecp->i_type = XLOG_REG_TYPE_ICORE;
vecp++;
nvecs++;
/*
* If this is really an old format inode, then we need to
* log it as such. This means that we have to copy the link
* count from the new field to the old. We don't have to worry
* about the new fields, because nothing trusts them as long as
* the old inode version number is there. If the superblock already
* has a new version number, then we don't bother converting back.
*/
mp = ip->i_mount;
ASSERT(ip->i_d.di_version == 1 || xfs_sb_version_hasnlink(&mp->m_sb));
if (ip->i_d.di_version == 1) {
if (!xfs_sb_version_hasnlink(&mp->m_sb)) {
/*
* Convert it back.
*/
ASSERT(ip->i_d.di_nlink <= XFS_MAXLINK_1);
ip->i_d.di_onlink = ip->i_d.di_nlink;
} else {
/*
* The superblock version has already been bumped,
* so just make the conversion to the new inode
* format permanent.
*/
ip->i_d.di_version = 2;
ip->i_d.di_onlink = 0;
memset(&(ip->i_d.di_pad[0]), 0, sizeof(ip->i_d.di_pad));
}
}
switch (ip->i_d.di_format) {
case XFS_DINODE_FMT_EXTENTS:
iip->ili_fields &=
~(XFS_ILOG_DDATA | XFS_ILOG_DBROOT |
XFS_ILOG_DEV | XFS_ILOG_UUID);
if ((iip->ili_fields & XFS_ILOG_DEXT) &&
ip->i_d.di_nextents > 0 &&
ip->i_df.if_bytes > 0) {
ASSERT(ip->i_df.if_u1.if_extents != NULL);
ASSERT(ip->i_df.if_bytes / sizeof(xfs_bmbt_rec_t) > 0);
ASSERT(iip->ili_extents_buf == NULL);
#ifdef XFS_NATIVE_HOST
if (ip->i_d.di_nextents == ip->i_df.if_bytes /
(uint)sizeof(xfs_bmbt_rec_t)) {
/*
* There are no delayed allocation
* extents, so just point to the
* real extents array.
*/
vecp->i_addr = ip->i_df.if_u1.if_extents;
vecp->i_len = ip->i_df.if_bytes;
vecp->i_type = XLOG_REG_TYPE_IEXT;
} else
#endif
{
xfs_inode_item_format_extents(ip, vecp,
XFS_DATA_FORK, XLOG_REG_TYPE_IEXT);
}
ASSERT(vecp->i_len <= ip->i_df.if_bytes);
iip->ili_format.ilf_dsize = vecp->i_len;
vecp++;
nvecs++;
} else {
iip->ili_fields &= ~XFS_ILOG_DEXT;
}
break;
case XFS_DINODE_FMT_BTREE:
iip->ili_fields &=
~(XFS_ILOG_DDATA | XFS_ILOG_DEXT |
XFS_ILOG_DEV | XFS_ILOG_UUID);
if ((iip->ili_fields & XFS_ILOG_DBROOT) &&
ip->i_df.if_broot_bytes > 0) {
ASSERT(ip->i_df.if_broot != NULL);
vecp->i_addr = ip->i_df.if_broot;
vecp->i_len = ip->i_df.if_broot_bytes;
vecp->i_type = XLOG_REG_TYPE_IBROOT;
vecp++;
nvecs++;
iip->ili_format.ilf_dsize = ip->i_df.if_broot_bytes;
} else {
ASSERT(!(iip->ili_fields &
XFS_ILOG_DBROOT));
#ifdef XFS_TRANS_DEBUG
if (iip->ili_root_size > 0) {
ASSERT(iip->ili_root_size ==
ip->i_df.if_broot_bytes);
ASSERT(memcmp(iip->ili_orig_root,
ip->i_df.if_broot,
iip->ili_root_size) == 0);
} else {
ASSERT(ip->i_df.if_broot_bytes == 0);
}
#endif
iip->ili_fields &= ~XFS_ILOG_DBROOT;
}
break;
case XFS_DINODE_FMT_LOCAL:
iip->ili_fields &=
~(XFS_ILOG_DEXT | XFS_ILOG_DBROOT |
XFS_ILOG_DEV | XFS_ILOG_UUID);
if ((iip->ili_fields & XFS_ILOG_DDATA) &&
ip->i_df.if_bytes > 0) {
ASSERT(ip->i_df.if_u1.if_data != NULL);
ASSERT(ip->i_d.di_size > 0);
vecp->i_addr = ip->i_df.if_u1.if_data;
/*
* Round i_bytes up to a word boundary.
* The underlying memory is guaranteed to
* to be there by xfs_idata_realloc().
*/
data_bytes = roundup(ip->i_df.if_bytes, 4);
ASSERT((ip->i_df.if_real_bytes == 0) ||
(ip->i_df.if_real_bytes == data_bytes));
vecp->i_len = (int)data_bytes;
vecp->i_type = XLOG_REG_TYPE_ILOCAL;
vecp++;
nvecs++;
iip->ili_format.ilf_dsize = (unsigned)data_bytes;
} else {
iip->ili_fields &= ~XFS_ILOG_DDATA;
}
break;
case XFS_DINODE_FMT_DEV:
iip->ili_fields &=
~(XFS_ILOG_DDATA | XFS_ILOG_DBROOT |
XFS_ILOG_DEXT | XFS_ILOG_UUID);
if (iip->ili_fields & XFS_ILOG_DEV) {
iip->ili_format.ilf_u.ilfu_rdev =
ip->i_df.if_u2.if_rdev;
}
break;
case XFS_DINODE_FMT_UUID:
iip->ili_fields &=
~(XFS_ILOG_DDATA | XFS_ILOG_DBROOT |
XFS_ILOG_DEXT | XFS_ILOG_DEV);
if (iip->ili_fields & XFS_ILOG_UUID) {
iip->ili_format.ilf_u.ilfu_uuid =
ip->i_df.if_u2.if_uuid;
}
break;
default:
ASSERT(0);
break;
}
/*
* If there are no attributes associated with the file, then we're done.
*/
if (!XFS_IFORK_Q(ip)) {
iip->ili_fields &=
~(XFS_ILOG_ADATA | XFS_ILOG_ABROOT | XFS_ILOG_AEXT);
goto out;
}
switch (ip->i_d.di_aformat) {
case XFS_DINODE_FMT_EXTENTS:
iip->ili_fields &=
~(XFS_ILOG_ADATA | XFS_ILOG_ABROOT);
if ((iip->ili_fields & XFS_ILOG_AEXT) &&
ip->i_d.di_anextents > 0 &&
ip->i_afp->if_bytes > 0) {
ASSERT(ip->i_afp->if_bytes / sizeof(xfs_bmbt_rec_t) ==
ip->i_d.di_anextents);
ASSERT(ip->i_afp->if_u1.if_extents != NULL);
#ifdef XFS_NATIVE_HOST
/*
* There are not delayed allocation extents
* for attributes, so just point at the array.
*/
vecp->i_addr = ip->i_afp->if_u1.if_extents;
vecp->i_len = ip->i_afp->if_bytes;
vecp->i_type = XLOG_REG_TYPE_IATTR_EXT;
#else
ASSERT(iip->ili_aextents_buf == NULL);
xfs_inode_item_format_extents(ip, vecp,
XFS_ATTR_FORK, XLOG_REG_TYPE_IATTR_EXT);
#endif
iip->ili_format.ilf_asize = vecp->i_len;
vecp++;
nvecs++;
} else {
iip->ili_fields &= ~XFS_ILOG_AEXT;
}
break;
case XFS_DINODE_FMT_BTREE:
iip->ili_fields &=
~(XFS_ILOG_ADATA | XFS_ILOG_AEXT);
if ((iip->ili_fields & XFS_ILOG_ABROOT) &&
ip->i_afp->if_broot_bytes > 0) {
ASSERT(ip->i_afp->if_broot != NULL);
vecp->i_addr = ip->i_afp->if_broot;
vecp->i_len = ip->i_afp->if_broot_bytes;
vecp->i_type = XLOG_REG_TYPE_IATTR_BROOT;
vecp++;
nvecs++;
iip->ili_format.ilf_asize = ip->i_afp->if_broot_bytes;
} else {
iip->ili_fields &= ~XFS_ILOG_ABROOT;
}
break;
case XFS_DINODE_FMT_LOCAL:
iip->ili_fields &=
~(XFS_ILOG_AEXT | XFS_ILOG_ABROOT);
if ((iip->ili_fields & XFS_ILOG_ADATA) &&
ip->i_afp->if_bytes > 0) {
ASSERT(ip->i_afp->if_u1.if_data != NULL);
vecp->i_addr = ip->i_afp->if_u1.if_data;
/*
* Round i_bytes up to a word boundary.
* The underlying memory is guaranteed to
* to be there by xfs_idata_realloc().
*/
data_bytes = roundup(ip->i_afp->if_bytes, 4);
ASSERT((ip->i_afp->if_real_bytes == 0) ||
(ip->i_afp->if_real_bytes == data_bytes));
vecp->i_len = (int)data_bytes;
vecp->i_type = XLOG_REG_TYPE_IATTR_LOCAL;
vecp++;
nvecs++;
iip->ili_format.ilf_asize = (unsigned)data_bytes;
} else {
iip->ili_fields &= ~XFS_ILOG_ADATA;
}
break;
default:
ASSERT(0);
break;
}
out:
/*
* Now update the log format that goes out to disk from the in-core
* values. We always write the inode core to make the arithmetic
* games in recovery easier, which isn't a big deal as just about any
* transaction would dirty it anyway.
*/
iip->ili_format.ilf_fields = XFS_ILOG_CORE |
(iip->ili_fields & ~XFS_ILOG_TIMESTAMP);
iip->ili_format.ilf_size = nvecs;
}
