leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Merge branch 'xfs-feature-bit-cleanup' into for-next

Browse Source 
Conflicts:
	fs/xfs/xfs_inode.c
This commit is contained in:
Dave Chinner 2014-05-20 08:57:02 +10:00
commit b70f14e1ff
11 changed files with 101 additions and 327 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
fs/xfs/xfs_dir2.c
View File

@ -92,7 +92,7 @@ xfs_dir_mount(
int nodehdr_size;
ASSERT(xfs_sb_version_hasdirv2(&mp->m_sb));
ASSERT(mp->m_sb.sb_versionnum & XFS_SB_VERSION_DIRV2BIT);
ASSERT((1 << (mp->m_sb.sb_blocklog + mp->m_sb.sb_dirblklog)) <=
XFS_MAX_BLOCKSIZE);

9
fs/xfs/xfs_fsops.c
View File

@ -74,23 +74,18 @@ xfs_fs_geometry(
}
if (new_version >= 3) {
geo->version = XFS_FSOP_GEOM_VERSION;
geo->flags =
geo->flags = XFS_FSOP_GEOM_FLAGS_NLINK |
XFS_FSOP_GEOM_FLAGS_DIRV2 |
(xfs_sb_version_hasattr(&mp->m_sb) ?
XFS_FSOP_GEOM_FLAGS_ATTR : 0) |
(xfs_sb_version_hasnlink(&mp->m_sb) ?
XFS_FSOP_GEOM_FLAGS_NLINK : 0) |
(xfs_sb_version_hasquota(&mp->m_sb) ?
XFS_FSOP_GEOM_FLAGS_QUOTA : 0) |
(xfs_sb_version_hasalign(&mp->m_sb) ?
XFS_FSOP_GEOM_FLAGS_IALIGN : 0) |
(xfs_sb_version_hasdalign(&mp->m_sb) ?
XFS_FSOP_GEOM_FLAGS_DALIGN : 0) |
(xfs_sb_version_hasshared(&mp->m_sb) ?
XFS_FSOP_GEOM_FLAGS_SHARED : 0) |
(xfs_sb_version_hasextflgbit(&mp->m_sb) ?
XFS_FSOP_GEOM_FLAGS_EXTFLG : 0) |
(xfs_sb_version_hasdirv2(&mp->m_sb) ?
XFS_FSOP_GEOM_FLAGS_DIRV2 : 0) |
(xfs_sb_version_hassector(&mp->m_sb) ?
XFS_FSOP_GEOM_FLAGS_SECTOR : 0) |
(xfs_sb_version_hasasciici(&mp->m_sb) ?

4
fs/xfs/xfs_ialloc.c
View File

@ -280,10 +280,8 @@ xfs_ialloc_inode_init(
if (tp)
xfs_icreate_log(tp, agno, agbno, mp->m_ialloc_inos,
mp->m_sb.sb_inodesize, length, gen);
} else if (xfs_sb_version_hasnlink(&mp->m_sb))
} else
version = 2;
else
version = 1;
for (j = 0; j < nbufs; j++) {
/*

111
fs/xfs/xfs_inode.c
View File

@ -681,6 +681,14 @@ xfs_ialloc(
return error;
ASSERT(ip != NULL);
/*
* We always convert v1 inodes to v2 now - we only support filesystems
* with >= v2 inode capability, so there is no reason for ever leaving
* an inode in v1 format.
*/
if (ip->i_d.di_version == 1)
ip->i_d.di_version = 2;
ip->i_d.di_mode = mode;
ip->i_d.di_onlink = 0;
ip->i_d.di_nlink = nlink;
@ -690,27 +698,6 @@ xfs_ialloc(
xfs_set_projid(ip, prid);
memset(&(ip->i_d.di_pad[0]), 0, sizeof(ip->i_d.di_pad));
/*
* If the superblock version is up to where we support new format
* inodes and this is currently an old format inode, then change
* the inode version number now. This way we only do the conversion
* here rather than here and in the flush/logging code.
*/
if (xfs_sb_version_hasnlink(&mp->m_sb) &&
ip->i_d.di_version == 1) {
ip->i_d.di_version = 2;
/*
* We've already zeroed the old link count, the projid field,
* and the pad field.
*/
}
/*
* Project ids won't be stored on disk if we are using a version 1 inode.
*/
if ((prid != 0) && (ip->i_d.di_version == 1))
xfs_bump_ino_vers2(tp, ip);
if (pip && XFS_INHERIT_GID(pip)) {
ip->i_d.di_gid = pip->i_d.di_gid;
if ((pip->i_d.di_mode & S_ISGID) && S_ISDIR(mode)) {
@ -1055,40 +1042,6 @@ xfs_droplink(
return error;
}
/*
* This gets called when the inode's version needs to be changed from 1 to 2.
* Currently this happens when the nlink field overflows the old 16-bit value
* or when chproj is called to change the project for the first time.
* As a side effect the superblock version will also get rev'd
* to contain the NLINK bit.
*/
void
xfs_bump_ino_vers2(
xfs_trans_t *tp,
xfs_inode_t *ip)
{
xfs_mount_t *mp;
ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));
ASSERT(ip->i_d.di_version == 1);
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));
mp = tp->t_mountp;
if (!xfs_sb_version_hasnlink(&mp->m_sb)) {
spin_lock(&mp->m_sb_lock);
if (!xfs_sb_version_hasnlink(&mp->m_sb)) {
xfs_sb_version_addnlink(&mp->m_sb);
spin_unlock(&mp->m_sb_lock);
xfs_mod_sb(tp, XFS_SB_VERSIONNUM);
} else {
spin_unlock(&mp->m_sb_lock);
}
}
/* Caller must log the inode */
}
/*
* Increment the link count on an inode & log the change.
*/
@ -1099,22 +1052,10 @@ xfs_bumplink(
{
xfs_trans_ichgtime(tp, ip, XFS_ICHGTIME_CHG);
ASSERT(ip->i_d.di_version > 1);
ASSERT(ip->i_d.di_nlink > 0 || (VFS_I(ip)->i_state & I_LINKABLE));
ip->i_d.di_nlink++;
inc_nlink(VFS_I(ip));
if ((ip->i_d.di_version == 1) &&
(ip->i_d.di_nlink > XFS_MAXLINK_1)) {
/*
* The inode has increased its number of links beyond
* what can fit in an old format inode. It now needs
* to be converted to a version 2 inode with a 32 bit
* link count. If this is the first inode in the file
* system to do this, then we need to bump the superblock
* version number as well.
*/
xfs_bump_ino_vers2(tp, ip);
}
xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);
return 0;
}
@ -3249,6 +3190,7 @@ xfs_iflush_int(
ASSERT(ip->i_d.di_format != XFS_DINODE_FMT_BTREE ||
ip->i_d.di_nextents > XFS_IFORK_MAXEXT(ip, XFS_DATA_FORK));
ASSERT(iip != NULL && iip->ili_fields != 0);
ASSERT(ip->i_d.di_version > 1);
/* set *dip = inode's place in the buffer */
dip = (xfs_dinode_t *)xfs_buf_offset(bp, ip->i_imap.im_boffset);
@ -3309,7 +3251,7 @@ xfs_iflush_int(
}
/*
* Inode item log recovery for v1/v2 inodes are dependent on the
* Inode item log recovery for v2 inodes are dependent on the
* di_flushiter count for correct sequencing. We bump the flush
* iteration count so we can detect flushes which postdate a log record
* during recovery. This is redundant as we now log every change and
@ -3332,37 +3274,6 @@ xfs_iflush_int(
if (ip->i_d.di_flushiter == DI_MAX_FLUSH)
ip->i_d.di_flushiter = 0;
/*
* If this is really an old format inode and the superblock version
* has not been updated to support only new format inodes, then
* convert back to the old inode format. If the superblock version
* has been updated, then make the conversion permanent.
*/
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);
dip->di_onlink = cpu_to_be16(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;
dip->di_version = 2;
ip->i_d.di_onlink = 0;
dip->di_onlink = 0;
memset(&(ip->i_d.di_pad[0]), 0, sizeof(ip->i_d.di_pad));
memset(&(dip->di_pad[0]), 0,
sizeof(dip->di_pad));
ASSERT(xfs_get_projid(ip) == 0);
}
}
xfs_iflush_fork(ip, dip, iip, XFS_DATA_FORK);
if (XFS_IFORK_Q(ip))
xfs_iflush_fork(ip, dip, iip, XFS_ATTR_FORK);

1
fs/xfs/xfs_inode.h
View File

@ -377,7 +377,6 @@ int xfs_dir_ialloc(struct xfs_trans **, struct xfs_inode *, umode_t,
struct xfs_inode **, int *);
int xfs_droplink(struct xfs_trans *, struct xfs_inode *);
int xfs_bumplink(struct xfs_trans *, struct xfs_inode *);
void xfs_bump_ino_vers2(struct xfs_trans *, struct xfs_inode *);
/* from xfs_file.c */
int xfs_zero_eof(struct xfs_inode *, xfs_off_t, xfs_fsize_t);

17
fs/xfs/xfs_inode_buf.c
View File

@ -437,17 +437,16 @@ xfs_iread(
}
/*
* The inode format changed when we moved the link count and
* made it 32 bits long. If this is an old format inode,
* convert it in memory to look like a new one. If it gets
* flushed to disk we will convert back before flushing or
* logging it. We zero out the new projid field and the old link
* count field. We'll handle clearing the pad field (the remains
* of the old uuid field) when we actually convert the inode to
* the new format. We don't change the version number so that we
* can distinguish this from a real new format inode.
* Automatically convert version 1 inode formats in memory to version 2
* inode format. If the inode is modified, it will get logged and
* rewritten as a version 2 inode. We can do this because we set the
* superblock feature bit for v2 inodes unconditionally during mount
* and it means the reast of the code can assume the inode version is 2
* or higher.
*/
if (ip->i_d.di_version == 1) {
ip->i_d.di_version = 2;
memset(&(ip->i_d.di_pad[0]), 0, sizeof(ip->i_d.di_pad));
ip->i_d.di_nlink = ip->i_d.di_onlink;
ip->i_d.di_onlink = 0;
xfs_set_projid(ip, 0);

32
fs/xfs/xfs_inode_item.c
View File

@ -145,34 +145,6 @@ xfs_inode_item_size(
xfs_inode_item_attr_fork_size(iip, nvecs, nbytes);
}
/*
* If this is a v1 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.
*/
STATIC void
xfs_inode_item_format_v1_inode(
struct xfs_inode *ip)
{
if (!xfs_sb_version_hasnlink(&ip->i_mount->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));
}
}
STATIC void
xfs_inode_item_format_data_fork(
struct xfs_inode_log_item *iip,
@ -370,6 +342,8 @@ xfs_inode_item_format(
struct xfs_inode_log_format *ilf;
struct xfs_log_iovec *vecp = NULL;
ASSERT(ip->i_d.di_version > 1);
ilf = xlog_prepare_iovec(lv, &vecp, XLOG_REG_TYPE_IFORMAT);
ilf->ilf_type = XFS_LI_INODE;
ilf->ilf_ino = ip->i_ino;
@ -380,8 +354,6 @@ xfs_inode_item_format(
ilf->ilf_size = 2; /* format + core */
xlog_finish_iovec(lv, vecp, sizeof(struct xfs_inode_log_format));
if (ip->i_d.di_version == 1)
xfs_inode_item_format_v1_inode(ip);
xlog_copy_iovec(lv, &vecp, XLOG_REG_TYPE_ICORE,
&ip->i_d,
xfs_icdinode_size(ip->i_d.di_version));

9
fs/xfs/xfs_ioctl.c
View File

@ -1228,15 +1228,8 @@ xfs_ioctl_setattr(
olddquot = xfs_qm_vop_chown(tp, ip,
&ip->i_pdquot, pdqp);
}
ASSERT(ip->i_d.di_version > 1);
xfs_set_projid(ip, fa->fsx_projid);
/*
* We may have to rev the inode as well as
* the superblock version number since projids didn't
* exist before DINODE_VERSION_2 and SB_VERSION_NLINK.
*/
if (ip->i_d.di_version == 1)
xfs_bump_ino_vers2(tp, ip);
}
}

6
fs/xfs/xfs_mount.c
View File

@ -697,6 +697,12 @@ xfs_mountfs(
mp->m_update_flags |= XFS_SB_VERSIONNUM;
}
/* always use v2 inodes by default now */
if (!(mp->m_sb.sb_versionnum & XFS_SB_VERSION_NLINKBIT)) {
mp->m_sb.sb_versionnum |= XFS_SB_VERSION_NLINKBIT;
mp->m_update_flags |= XFS_SB_VERSIONNUM;
}
/*
* Check if sb_agblocks is aligned at stripe boundary
* If sb_agblocks is NOT aligned turn off m_dalign since

12
fs/xfs/xfs_sb.c
View File

@ -291,7 +291,8 @@ xfs_mount_validate_sb(
(sbp->sb_imax_pct > 100 /* zero sb_imax_pct is valid */) ||
sbp->sb_dblocks == 0 ||
sbp->sb_dblocks > XFS_MAX_DBLOCKS(sbp) ||
sbp->sb_dblocks < XFS_MIN_DBLOCKS(sbp))) {
sbp->sb_dblocks < XFS_MIN_DBLOCKS(sbp) ||
sbp->sb_shared_vn != 0)) {
xfs_notice(mp, "SB sanity check failed");
return XFS_ERROR(EFSCORRUPTED);
}
@ -333,15 +334,6 @@ xfs_mount_validate_sb(
xfs_warn(mp, "Offline file system operation in progress!");
return XFS_ERROR(EFSCORRUPTED);
}
/*
* Version 1 directory format has never worked on Linux.
*/
if (unlikely(!xfs_sb_version_hasdirv2(sbp))) {
xfs_warn(mp, "file system using version 1 directory format");
return XFS_ERROR(ENOSYS);
}
return 0;
}

225
fs/xfs/xfs_sb.h
View File

@ -36,8 +36,6 @@ struct xfs_trans;
#define XFS_SB_VERSION_5 5 /* CRC enabled filesystem */
#define XFS_SB_VERSION_NUMBITS 0x000f
#define XFS_SB_VERSION_ALLFBITS 0xfff0
#define XFS_SB_VERSION_SASHFBITS 0xf000
#define XFS_SB_VERSION_REALFBITS 0x0ff0
#define XFS_SB_VERSION_ATTRBIT 0x0010
#define XFS_SB_VERSION_NLINKBIT 0x0020
#define XFS_SB_VERSION_QUOTABIT 0x0040
@ -50,24 +48,15 @@ struct xfs_trans;
#define XFS_SB_VERSION_DIRV2BIT 0x2000
#define XFS_SB_VERSION_BORGBIT 0x4000 /* ASCII only case-insens. */
#define XFS_SB_VERSION_MOREBITSBIT 0x8000
#define XFS_SB_VERSION_OKSASHFBITS \
(XFS_SB_VERSION_EXTFLGBIT | \
XFS_SB_VERSION_DIRV2BIT | \
XFS_SB_VERSION_BORGBIT)
#define XFS_SB_VERSION_OKREALFBITS \
(XFS_SB_VERSION_ATTRBIT | \
XFS_SB_VERSION_NLINKBIT | \
XFS_SB_VERSION_QUOTABIT | \
XFS_SB_VERSION_ALIGNBIT | \
XFS_SB_VERSION_DALIGNBIT | \
XFS_SB_VERSION_SHAREDBIT | \
XFS_SB_VERSION_LOGV2BIT | \
XFS_SB_VERSION_SECTORBIT | \
XFS_SB_VERSION_MOREBITSBIT)
#define XFS_SB_VERSION_OKREALBITS \
(XFS_SB_VERSION_NUMBITS | \
XFS_SB_VERSION_OKREALFBITS | \
XFS_SB_VERSION_OKSASHFBITS)
/*
* Supported feature bit list is just all bits in the versionnum field because
* we've used them all up and understand them all. Except, of course, for the
* shared superblock bit, which nobody knows what it does and so is unsupported.
*/
#define XFS_SB_VERSION_OKBITS \
((XFS_SB_VERSION_NUMBITS | XFS_SB_VERSION_ALLFBITS) & \
~XFS_SB_VERSION_SHAREDBIT)
/*
* There are two words to hold XFS "feature" bits: the original
@ -76,7 +65,6 @@ struct xfs_trans;
*
* These defines represent bits in sb_features2.
*/
#define XFS_SB_VERSION2_REALFBITS 0x00ffffff /* Mask: features */
#define XFS_SB_VERSION2_RESERVED1BIT 0x00000001
#define XFS_SB_VERSION2_LAZYSBCOUNTBIT 0x00000002 /* Superblk counters */
#define XFS_SB_VERSION2_RESERVED4BIT 0x00000004
@ -86,16 +74,11 @@ struct xfs_trans;
#define XFS_SB_VERSION2_CRCBIT 0x00000100 /* metadata CRCs */
#define XFS_SB_VERSION2_FTYPE 0x00000200 /* inode type in dir */
#define XFS_SB_VERSION2_OKREALFBITS \
#define XFS_SB_VERSION2_OKBITS \
(XFS_SB_VERSION2_LAZYSBCOUNTBIT | \
XFS_SB_VERSION2_ATTR2BIT | \
XFS_SB_VERSION2_PROJID32BIT | \
XFS_SB_VERSION2_FTYPE)
#define XFS_SB_VERSION2_OKSASHFBITS \
(0)
#define XFS_SB_VERSION2_OKREALBITS \
(XFS_SB_VERSION2_OKREALFBITS | \
XFS_SB_VERSION2_OKSASHFBITS )
/*
* Superblock - in core version. Must match the ondisk version below.
@ -345,214 +328,140 @@ typedef enum {
#define XFS_SB_VERSION_NUM(sbp) ((sbp)->sb_versionnum & XFS_SB_VERSION_NUMBITS)
static inline int xfs_sb_good_version(xfs_sb_t *sbp)
/*
* The first XFS version we support is a v4 superblock with V2 directories.
*/
static inline bool xfs_sb_good_v4_features(struct xfs_sb *sbp)
{
/* We always support version 1-3 */
if (sbp->sb_versionnum >= XFS_SB_VERSION_1 &&
sbp->sb_versionnum <= XFS_SB_VERSION_3)
return 1;
if (!(sbp->sb_versionnum & XFS_SB_VERSION_DIRV2BIT))
return false;
/* We support version 4 if all feature bits are supported */
if (XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_4) {
if ((sbp->sb_versionnum & ~XFS_SB_VERSION_OKREALBITS) ||
((sbp->sb_versionnum & XFS_SB_VERSION_MOREBITSBIT) &&
(sbp->sb_features2 & ~XFS_SB_VERSION2_OKREALBITS)))
return 0;
/* check for unknown features in the fs */
if ((sbp->sb_versionnum & ~XFS_SB_VERSION_OKBITS) ||
((sbp->sb_versionnum & XFS_SB_VERSION_MOREBITSBIT) &&
(sbp->sb_features2 & ~XFS_SB_VERSION2_OKBITS)))
return false;
if (sbp->sb_shared_vn > XFS_SB_MAX_SHARED_VN)
return 0;
return 1;
}
return true;
}
static inline bool xfs_sb_good_version(struct xfs_sb *sbp)
{
if (XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5)
return 1;
return 0;
return true;
if (XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_4)
return xfs_sb_good_v4_features(sbp);
return false;
}
/*
* Detect a mismatched features2 field. Older kernels read/wrote
* this into the wrong slot, so to be safe we keep them in sync.
*/
static inline int xfs_sb_has_mismatched_features2(xfs_sb_t *sbp)
static inline bool xfs_sb_has_mismatched_features2(struct xfs_sb *sbp)
{
return (sbp->sb_bad_features2 != sbp->sb_features2);
return sbp->sb_bad_features2 != sbp->sb_features2;
}
static inline unsigned xfs_sb_version_tonew(unsigned v)
static inline bool xfs_sb_version_hasattr(struct xfs_sb *sbp)
{
if (v == XFS_SB_VERSION_1)
return XFS_SB_VERSION_4;
if (v == XFS_SB_VERSION_2)
return XFS_SB_VERSION_4 | XFS_SB_VERSION_ATTRBIT;
return XFS_SB_VERSION_4 | XFS_SB_VERSION_ATTRBIT |
XFS_SB_VERSION_NLINKBIT;
return (sbp->sb_versionnum & XFS_SB_VERSION_ATTRBIT);
}
static inline unsigned xfs_sb_version_toold(unsigned v)
static inline void xfs_sb_version_addattr(struct xfs_sb *sbp)
{
if (v & (XFS_SB_VERSION_QUOTABIT | XFS_SB_VERSION_ALIGNBIT))
return 0;
if (v & XFS_SB_VERSION_NLINKBIT)
return XFS_SB_VERSION_3;
if (v & XFS_SB_VERSION_ATTRBIT)
return XFS_SB_VERSION_2;
return XFS_SB_VERSION_1;
sbp->sb_versionnum |= XFS_SB_VERSION_ATTRBIT;
}
static inline int xfs_sb_version_hasattr(xfs_sb_t *sbp)
static inline bool xfs_sb_version_hasquota(struct xfs_sb *sbp)
{
return sbp->sb_versionnum == XFS_SB_VERSION_2 ||
sbp->sb_versionnum == XFS_SB_VERSION_3 ||
(XFS_SB_VERSION_NUM(sbp) >= XFS_SB_VERSION_4 &&
(sbp->sb_versionnum & XFS_SB_VERSION_ATTRBIT));
return (sbp->sb_versionnum & XFS_SB_VERSION_QUOTABIT);
}
static inline void xfs_sb_version_addattr(xfs_sb_t *sbp)
static inline void xfs_sb_version_addquota(struct xfs_sb *sbp)
{
if (sbp->sb_versionnum == XFS_SB_VERSION_1)
sbp->sb_versionnum = XFS_SB_VERSION_2;
else if (XFS_SB_VERSION_NUM(sbp) >= XFS_SB_VERSION_4)
sbp->sb_versionnum |= XFS_SB_VERSION_ATTRBIT;
else
sbp->sb_versionnum = XFS_SB_VERSION_4 | XFS_SB_VERSION_ATTRBIT;
sbp->sb_versionnum |= XFS_SB_VERSION_QUOTABIT;
}
static inline int xfs_sb_version_hasnlink(xfs_sb_t *sbp)
static inline bool xfs_sb_version_hasalign(struct xfs_sb *sbp)
{
return sbp->sb_versionnum == XFS_SB_VERSION_3 ||
(XFS_SB_VERSION_NUM(sbp) >= XFS_SB_VERSION_4 &&
(sbp->sb_versionnum & XFS_SB_VERSION_NLINKBIT));
}
static inline void xfs_sb_version_addnlink(xfs_sb_t *sbp)
{
if (sbp->sb_versionnum <= XFS_SB_VERSION_2)
sbp->sb_versionnum = XFS_SB_VERSION_3;
else
sbp->sb_versionnum |= XFS_SB_VERSION_NLINKBIT;
}
static inline int xfs_sb_version_hasquota(xfs_sb_t *sbp)
{
return XFS_SB_VERSION_NUM(sbp) >= XFS_SB_VERSION_4 &&
(sbp->sb_versionnum & XFS_SB_VERSION_QUOTABIT);
}
static inline void xfs_sb_version_addquota(xfs_sb_t *sbp)
{
if (XFS_SB_VERSION_NUM(sbp) >= XFS_SB_VERSION_4)
sbp->sb_versionnum |= XFS_SB_VERSION_QUOTABIT;
else
sbp->sb_versionnum = xfs_sb_version_tonew(sbp->sb_versionnum) |
XFS_SB_VERSION_QUOTABIT;
}
static inline int xfs_sb_version_hasalign(xfs_sb_t *sbp)
{
return (XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5) ||
(XFS_SB_VERSION_NUM(sbp) >= XFS_SB_VERSION_4 &&
return (XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5 ||
(sbp->sb_versionnum & XFS_SB_VERSION_ALIGNBIT));
}
static inline int xfs_sb_version_hasdalign(xfs_sb_t *sbp)
static inline bool xfs_sb_version_hasdalign(struct xfs_sb *sbp)
{
return XFS_SB_VERSION_NUM(sbp) >= XFS_SB_VERSION_4 &&
(sbp->sb_versionnum & XFS_SB_VERSION_DALIGNBIT);
return (sbp->sb_versionnum & XFS_SB_VERSION_DALIGNBIT);
}
static inline int xfs_sb_version_hasshared(xfs_sb_t *sbp)
static inline bool xfs_sb_version_haslogv2(struct xfs_sb *sbp)
{
return XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_4 &&
(sbp->sb_versionnum & XFS_SB_VERSION_SHAREDBIT);
return XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5 ||
(sbp->sb_versionnum & XFS_SB_VERSION_LOGV2BIT);
}
static inline int xfs_sb_version_hasdirv2(xfs_sb_t *sbp)
static inline bool xfs_sb_version_hasextflgbit(struct xfs_sb *sbp)
{
return (XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5) ||
(XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_4 &&
(sbp->sb_versionnum & XFS_SB_VERSION_DIRV2BIT));
return XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5 ||
(sbp->sb_versionnum & XFS_SB_VERSION_EXTFLGBIT);
}
static inline int xfs_sb_version_haslogv2(xfs_sb_t *sbp)
static inline bool xfs_sb_version_hassector(struct xfs_sb *sbp)
{
return (XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5) ||
(XFS_SB_VERSION_NUM(sbp) >= XFS_SB_VERSION_4 &&
(sbp->sb_versionnum & XFS_SB_VERSION_LOGV2BIT));
return (sbp->sb_versionnum & XFS_SB_VERSION_SECTORBIT);
}
static inline int xfs_sb_version_hasextflgbit(xfs_sb_t *sbp)
static inline bool xfs_sb_version_hasasciici(struct xfs_sb *sbp)
{
return (XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5) ||
(XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_4 &&
(sbp->sb_versionnum & XFS_SB_VERSION_EXTFLGBIT));
return (sbp->sb_versionnum & XFS_SB_VERSION_BORGBIT);
}
static inline int xfs_sb_version_hassector(xfs_sb_t *sbp)
static inline bool xfs_sb_version_hasmorebits(struct xfs_sb *sbp)
{
return XFS_SB_VERSION_NUM(sbp) >= XFS_SB_VERSION_4 &&
(sbp->sb_versionnum & XFS_SB_VERSION_SECTORBIT);
}
static inline int xfs_sb_version_hasasciici(xfs_sb_t *sbp)
{
return XFS_SB_VERSION_NUM(sbp) >= XFS_SB_VERSION_4 &&
(sbp->sb_versionnum & XFS_SB_VERSION_BORGBIT);
}
static inline int xfs_sb_version_hasmorebits(xfs_sb_t *sbp)
{
return (XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5) ||
(XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_4 &&
(sbp->sb_versionnum & XFS_SB_VERSION_MOREBITSBIT));
return XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5 ||
(sbp->sb_versionnum & XFS_SB_VERSION_MOREBITSBIT);
}
/*
* sb_features2 bit version macros.
*
* For example, for a bit defined as XFS_SB_VERSION2_FUNBIT, has a macro:
*
* SB_VERSION_HASFUNBIT(xfs_sb_t *sbp)
* ((xfs_sb_version_hasmorebits(sbp) &&
* ((sbp)->sb_features2 & XFS_SB_VERSION2_FUNBIT)
*/
static inline int xfs_sb_version_haslazysbcount(xfs_sb_t *sbp)
static inline bool xfs_sb_version_haslazysbcount(struct xfs_sb *sbp)
{
return (XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5) ||
(xfs_sb_version_hasmorebits(sbp) &&
(sbp->sb_features2 & XFS_SB_VERSION2_LAZYSBCOUNTBIT));
}
static inline int xfs_sb_version_hasattr2(xfs_sb_t *sbp)
static inline bool xfs_sb_version_hasattr2(struct xfs_sb *sbp)
{
return (XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5) ||
(xfs_sb_version_hasmorebits(sbp) &&
(sbp->sb_features2 & XFS_SB_VERSION2_ATTR2BIT));
}
static inline void xfs_sb_version_addattr2(xfs_sb_t *sbp)
static inline void xfs_sb_version_addattr2(struct xfs_sb *sbp)
{
sbp->sb_versionnum |= XFS_SB_VERSION_MOREBITSBIT;
sbp->sb_features2 |= XFS_SB_VERSION2_ATTR2BIT;
sbp->sb_bad_features2 |= XFS_SB_VERSION2_ATTR2BIT;
}
static inline void xfs_sb_version_removeattr2(xfs_sb_t *sbp)
static inline void xfs_sb_version_removeattr2(struct xfs_sb *sbp)
{
sbp->sb_features2 &= ~XFS_SB_VERSION2_ATTR2BIT;
sbp->sb_bad_features2 &= ~XFS_SB_VERSION2_ATTR2BIT;
if (!sbp->sb_features2)
sbp->sb_versionnum &= ~XFS_SB_VERSION_MOREBITSBIT;
}
static inline int xfs_sb_version_hasprojid32bit(xfs_sb_t *sbp)
static inline bool xfs_sb_version_hasprojid32bit(struct xfs_sb *sbp)
{
return (XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5) ||
(xfs_sb_version_hasmorebits(sbp) &&
(sbp->sb_features2 & XFS_SB_VERSION2_PROJID32BIT));
}
static inline void xfs_sb_version_addprojid32bit(xfs_sb_t *sbp)
static inline void xfs_sb_version_addprojid32bit(struct xfs_sb *sbp)
{
sbp->sb_versionnum |= XFS_SB_VERSION_MOREBITSBIT;
sbp->sb_features2 |= XFS_SB_VERSION2_PROJID32BIT;
@ -625,12 +534,12 @@ xfs_sb_has_incompat_log_feature(
/*
* V5 superblock specific feature checks
*/
static inline int xfs_sb_version_hascrc(xfs_sb_t *sbp)
static inline int xfs_sb_version_hascrc(struct xfs_sb *sbp)
{
return XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5;
}
static inline int xfs_sb_version_has_pquotino(xfs_sb_t *sbp)
static inline int xfs_sb_version_has_pquotino(struct xfs_sb *sbp)
{
return XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5;
}