On Thu, Jan 14, 2016 at 05:09:25PM +1100, Dave Chinner wrote:
> From: Dave Chinner <dchinner@xxxxxxxxxx>
>
> Move the di_mode value from the xfs_icdinode to the VFS inode, reducing
> the xfs_icdinode byte another 2 bytes and collapsing another 2 byte hole
> in the structure.
>
> Signed-off-by: Dave Chinner <dchinner@xxxxxxxxxx>
> ---
> fs/fs-writeback.c | 1 +
> fs/xfs/libxfs/xfs_bmap.c | 6 +++---
> fs/xfs/libxfs/xfs_dir2.c | 12 +++++------
> fs/xfs/libxfs/xfs_inode_buf.c | 8 +++----
> fs/xfs/libxfs/xfs_inode_buf.h | 1 -
> fs/xfs/libxfs/xfs_inode_fork.c | 2 +-
> fs/xfs/xfs_bmap_util.c | 4 ++--
> fs/xfs/xfs_dir2_readdir.c | 2 +-
> fs/xfs/xfs_file.c | 6 +++---
> fs/xfs/xfs_filestream.c | 4 ++--
> fs/xfs/xfs_icache.c | 42 +++++++++++++++++++++++++++++++-----
> fs/xfs/xfs_inode.c | 48
> ++++++++++++++++++++----------------------
> fs/xfs/xfs_inode.h | 4 ++--
> fs/xfs/xfs_inode_item.c | 2 +-
> fs/xfs/xfs_ioctl.c | 14 ++++++------
> fs/xfs/xfs_iops.c | 12 ++++-------
> fs/xfs/xfs_itable.c | 2 +-
> fs/xfs/xfs_log_recover.c | 2 +-
> fs/xfs/xfs_mount.c | 2 +-
> 19 files changed, 100 insertions(+), 74 deletions(-)
>
> diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
> index 023f6a1..0858457 100644
> --- a/fs/fs-writeback.c
> +++ b/fs/fs-writeback.c
> @@ -2106,6 +2106,7 @@ EXPORT_SYMBOL(__mark_inode_dirty);
> * completed by the time we have gained the lock and waited for all IO that
> is
> * in progress regardless of the order callers are granted the lock.
> */
> +#include "linux/delay.h"
> static void wait_sb_inodes(struct super_block *sb)
> {
> struct inode *inode, *old_inode = NULL;
What's this hunk about?
...
> diff --git a/fs/xfs/xfs_icache.c b/fs/xfs/xfs_icache.c
> index 7c26f86..c1edb0f 100644
> --- a/fs/xfs/xfs_icache.c
> +++ b/fs/xfs/xfs_icache.c
...
> @@ -135,6 +138,35 @@ xfs_inode_free(
> }
>
> /*
> + * When we recycle a reclaimable inode, we need to re-initialise the VFS
> inode
> + * part of the structure. This is made more complex by the fact we store
> + * information about the on-disk values in the VFS inode and so we can't just
> + * overwrite it's values unconditionally. Hence we save the parameters we
Nit: its
> + * need to retain across reinitialisation, and rewrite them into the VFS
> inode
> + * after resetting it's state even if resetting fails.
... and above as well.
That aside, it looks like xfs_reinit_inode() addresses my previous
questions around reclaimable inodes. Could we introduce this function
properly when it is first needed (the nlink patch) and update it
appropriately?
Brian
> + */
> +static int
> +xfs_reinit_inode(
> + struct xfs_mount *mp,
> + struct inode *inode)
> +{
> + uint32_t nlink = inode->i_nlink;
> + umode_t mode = inode->i_mode;
> + uint32_t generation = inode->i_generation;
> + uint64_t version = inode->i_version;
> + int error;
> +
> + error = inode_init_always(mp->m_super, inode);
> +
> + set_nlink(inode, nlink);
> + inode->i_mode = mode;
> + inode->i_generation = generation;
> + inode->i_version = version;
> +
> + return error;
> +}
> +
> +/*
> * Check the validity of the inode we just found it the cache
> */
> static int
> @@ -185,7 +217,7 @@ xfs_iget_cache_hit(
> /*
> * If lookup is racing with unlink return an error immediately.
> */
> - if (ip->i_d.di_mode == 0 && !(flags & XFS_IGET_CREATE)) {
> + if (VFS_I(ip)->i_mode == 0 && !(flags & XFS_IGET_CREATE)) {
> error = -ENOENT;
> goto out_error;
> }
> @@ -208,7 +240,7 @@ xfs_iget_cache_hit(
> spin_unlock(&ip->i_flags_lock);
> rcu_read_unlock();
>
> - error = inode_init_always(mp->m_super, inode);
> + error = xfs_reinit_inode(mp, inode);
> if (error) {
> /*
> * Re-initializing the inode failed, and we are in deep
> @@ -295,7 +327,7 @@ xfs_iget_cache_miss(
>
> trace_xfs_iget_miss(ip);
>
> - if ((ip->i_d.di_mode == 0) && !(flags & XFS_IGET_CREATE)) {
> + if ((VFS_I(ip)->i_mode == 0) && !(flags & XFS_IGET_CREATE)) {
> error = -ENOENT;
> goto out_destroy;
> }
> @@ -444,7 +476,7 @@ again:
> * If we have a real type for an on-disk inode, we can setup the inode
> * now. If it's a new inode being created, xfs_ialloc will handle it.
> */
> - if (xfs_iflags_test(ip, XFS_INEW) && ip->i_d.di_mode != 0)
> + if (xfs_iflags_test(ip, XFS_INEW) && VFS_I(ip)->i_mode != 0)
> xfs_setup_existing_inode(ip);
> return 0;
>
> diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
> index 96aee23..a0e7cdf 100644
> --- a/fs/xfs/xfs_inode.c
> +++ b/fs/xfs/xfs_inode.c
> @@ -793,7 +793,7 @@ xfs_ialloc(
> if (ip->i_d.di_version == 1)
> ip->i_d.di_version = 2;
>
> - ip->i_d.di_mode = mode;
> + inode->i_mode = mode;
> set_nlink(inode, nlink);
> ip->i_d.di_uid = xfs_kuid_to_uid(current_fsuid());
> ip->i_d.di_gid = xfs_kgid_to_gid(current_fsgid());
> @@ -801,9 +801,8 @@ xfs_ialloc(
>
> 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)) {
> - ip->i_d.di_mode |= S_ISGID;
> - }
> + if ((VFS_I(pip)->i_mode & S_ISGID) && S_ISDIR(mode))
> + inode->i_mode |= S_ISGID;
> }
>
> /*
> @@ -812,10 +811,9 @@ xfs_ialloc(
> * (and only if the irix_sgid_inherit compatibility variable is set).
> */
> if ((irix_sgid_inherit) &&
> - (ip->i_d.di_mode & S_ISGID) &&
> - (!in_group_p(xfs_gid_to_kgid(ip->i_d.di_gid)))) {
> - ip->i_d.di_mode &= ~S_ISGID;
> - }
> + (inode->i_mode & S_ISGID) &&
> + (!in_group_p(xfs_gid_to_kgid(ip->i_d.di_gid))))
> + inode->i_mode &= ~S_ISGID;
>
> ip->i_d.di_size = 0;
> ip->i_d.di_nextents = 0;
> @@ -1407,7 +1405,7 @@ xfs_link(
>
> trace_xfs_link(tdp, target_name);
>
> - ASSERT(!S_ISDIR(sip->i_d.di_mode));
> + ASSERT(!S_ISDIR(VFS_I(sip)->i_mode));
>
> if (XFS_FORCED_SHUTDOWN(mp))
> return -EIO;
> @@ -1614,7 +1612,7 @@ xfs_release(
> xfs_mount_t *mp = ip->i_mount;
> int error;
>
> - if (!S_ISREG(ip->i_d.di_mode) || (ip->i_d.di_mode == 0))
> + if (!S_ISREG(VFS_I(ip)->i_mode) || (VFS_I(ip)->i_mode == 0))
> return 0;
>
> /* If this is a read-only mount, don't do this (would generate I/O) */
> @@ -1849,7 +1847,7 @@ xfs_inactive(
> * If the inode is already free, then there can be nothing
> * to clean up here.
> */
> - if (ip->i_d.di_mode == 0) {
> + if (VFS_I(ip)->i_mode == 0) {
> ASSERT(ip->i_df.if_real_bytes == 0);
> ASSERT(ip->i_df.if_broot_bytes == 0);
> return;
> @@ -1873,7 +1871,7 @@ xfs_inactive(
> return;
> }
>
> - if (S_ISREG(ip->i_d.di_mode) &&
> + if (S_ISREG(VFS_I(ip)->i_mode) &&
> (ip->i_d.di_size != 0 || XFS_ISIZE(ip) != 0 ||
> ip->i_d.di_nextents > 0 || ip->i_delayed_blks > 0))
> truncate = 1;
> @@ -1882,7 +1880,7 @@ xfs_inactive(
> if (error)
> return;
>
> - if (S_ISLNK(ip->i_d.di_mode))
> + if (S_ISLNK(VFS_I(ip)->i_mode))
> error = xfs_inactive_symlink(ip);
> else if (truncate)
> error = xfs_inactive_truncate(ip);
> @@ -1944,7 +1942,7 @@ xfs_iunlink(
> int error;
>
> ASSERT(VFS_I(ip)->i_nlink == 0 || ignore_linkcount);
> - ASSERT(ip->i_d.di_mode != 0);
> + ASSERT(VFS_I(ip)->i_mode != 0);
>
> mp = tp->t_mountp;
>
> @@ -2387,7 +2385,7 @@ xfs_ifree(
> ASSERT(VFS_I(ip)->i_nlink == 0);
> ASSERT(ip->i_d.di_nextents == 0);
> ASSERT(ip->i_d.di_anextents == 0);
> - ASSERT(ip->i_d.di_size == 0 || !S_ISREG(ip->i_d.di_mode));
> + ASSERT(ip->i_d.di_size == 0 || !S_ISREG(VFS_I(ip)->i_mode));
> ASSERT(ip->i_d.di_nblocks == 0);
>
> /*
> @@ -2401,7 +2399,7 @@ xfs_ifree(
> if (error)
> return error;
>
> - ip->i_d.di_mode = 0; /* mark incore inode as free */
> + VFS_I(ip)->i_mode = 0; /* mark incore inode as free */
> ip->i_d.di_flags = 0;
> ip->i_d.di_dmevmask = 0;
> ip->i_d.di_forkoff = 0; /* mark the attr fork not in use */
> @@ -2498,7 +2496,7 @@ xfs_remove(
> {
> xfs_mount_t *mp = dp->i_mount;
> xfs_trans_t *tp = NULL;
> - int is_dir = S_ISDIR(ip->i_d.di_mode);
> + int is_dir = S_ISDIR(VFS_I(ip)->i_mode);
> int error = 0;
> xfs_bmap_free_t free_list;
> xfs_fsblock_t first_block;
> @@ -2743,7 +2741,7 @@ xfs_cross_rename(
> if (dp1 != dp2) {
> dp2_flags = XFS_ICHGTIME_MOD | XFS_ICHGTIME_CHG;
>
> - if (S_ISDIR(ip2->i_d.di_mode)) {
> + if (S_ISDIR(VFS_I(ip2)->i_mode)) {
> error = xfs_dir_replace(tp, ip2, &xfs_name_dotdot,
> dp1->i_ino, first_block,
> free_list, spaceres);
> @@ -2751,7 +2749,7 @@ xfs_cross_rename(
> goto out_trans_abort;
>
> /* transfer ip2 ".." reference to dp1 */
> - if (!S_ISDIR(ip1->i_d.di_mode)) {
> + if (!S_ISDIR(VFS_I(ip1)->i_mode)) {
> error = xfs_droplink(tp, dp2);
> if (error)
> goto out_trans_abort;
> @@ -2770,7 +2768,7 @@ xfs_cross_rename(
> ip2_flags |= XFS_ICHGTIME_MOD | XFS_ICHGTIME_CHG;
> }
>
> - if (S_ISDIR(ip1->i_d.di_mode)) {
> + if (S_ISDIR(VFS_I(ip1)->i_mode)) {
> error = xfs_dir_replace(tp, ip1, &xfs_name_dotdot,
> dp2->i_ino, first_block,
> free_list, spaceres);
> @@ -2778,7 +2776,7 @@ xfs_cross_rename(
> goto out_trans_abort;
>
> /* transfer ip1 ".." reference to dp2 */
> - if (!S_ISDIR(ip2->i_d.di_mode)) {
> + if (!S_ISDIR(VFS_I(ip2)->i_mode)) {
> error = xfs_droplink(tp, dp1);
> if (error)
> goto out_trans_abort;
> @@ -2875,7 +2873,7 @@ xfs_rename(
> struct xfs_inode *inodes[__XFS_SORT_INODES];
> int num_inodes = __XFS_SORT_INODES;
> bool new_parent = (src_dp != target_dp);
> - bool src_is_directory = S_ISDIR(src_ip->i_d.di_mode);
> + bool src_is_directory =
> S_ISDIR(VFS_I(src_ip)->i_mode);
> int spaceres;
> int error;
>
> @@ -3004,7 +3002,7 @@ xfs_rename(
> * target and source are directories and that target can be
> * destroyed, or that neither is a directory.
> */
> - if (S_ISDIR(target_ip->i_d.di_mode)) {
> + if (S_ISDIR(VFS_I(target_ip)->i_mode)) {
> /*
> * Make sure target dir is empty.
> */
> @@ -3434,7 +3432,7 @@ xfs_iflush_int(
> __func__, ip->i_ino, be16_to_cpu(dip->di_magic), dip);
> goto corrupt_out;
> }
> - if (S_ISREG(ip->i_d.di_mode)) {
> + if (S_ISREG(VFS_I(ip)->i_mode)) {
> if (XFS_TEST_ERROR(
> (ip->i_d.di_format != XFS_DINODE_FMT_EXTENTS) &&
> (ip->i_d.di_format != XFS_DINODE_FMT_BTREE),
> @@ -3444,7 +3442,7 @@ xfs_iflush_int(
> __func__, ip->i_ino, ip);
> goto corrupt_out;
> }
> - } else if (S_ISDIR(ip->i_d.di_mode)) {
> + } else if (S_ISDIR(VFS_I(ip)->i_mode)) {
> if (XFS_TEST_ERROR(
> (ip->i_d.di_format != XFS_DINODE_FMT_EXTENTS) &&
> (ip->i_d.di_format != XFS_DINODE_FMT_BTREE) &&
> diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h
> index e74d13d..d627749 100644
> --- a/fs/xfs/xfs_inode.h
> +++ b/fs/xfs/xfs_inode.h
> @@ -88,7 +88,7 @@ static inline struct inode *VFS_I(struct xfs_inode *ip)
> */
> static inline xfs_fsize_t XFS_ISIZE(struct xfs_inode *ip)
> {
> - if (S_ISREG(ip->i_d.di_mode))
> + if (S_ISREG(VFS_I(ip)->i_mode))
> return i_size_read(VFS_I(ip));
> return ip->i_d.di_size;
> }
> @@ -369,7 +369,7 @@ static inline int xfs_isiflocked(struct xfs_inode *ip)
> */
> #define XFS_INHERIT_GID(pip) \
> (((pip)->i_mount->m_flags & XFS_MOUNT_GRPID) || \
> - ((pip)->i_d.di_mode & S_ISGID))
> + (VFS_I(pip)->i_mode & S_ISGID))
>
> int xfs_release(struct xfs_inode *ip);
> void xfs_inactive(struct xfs_inode *ip);
> diff --git a/fs/xfs/xfs_inode_item.c b/fs/xfs/xfs_inode_item.c
> index 334d657..bd9808f 100644
> --- a/fs/xfs/xfs_inode_item.c
> +++ b/fs/xfs/xfs_inode_item.c
> @@ -333,7 +333,6 @@ xfs_inode_to_log_dinode(
>
> to->di_magic = XFS_DINODE_MAGIC;
>
> - to->di_mode = from->di_mode;
> to->di_version = from->di_version;
> to->di_format = from->di_format;
> to->di_uid = from->di_uid;
> @@ -351,6 +350,7 @@ xfs_inode_to_log_dinode(
> to->di_ctime.t_nsec = inode->i_ctime.tv_nsec;
> to->di_nlink = inode->i_nlink;
> to->di_gen = inode->i_generation;
> + to->di_mode = inode->i_mode;
>
> to->di_size = from->di_size;
> to->di_nblocks = from->di_nblocks;
> diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c
> index 2c40c5f..5069bd8 100644
> --- a/fs/xfs/xfs_ioctl.c
> +++ b/fs/xfs/xfs_ioctl.c
> @@ -962,7 +962,7 @@ xfs_set_diflags(
> di_flags |= XFS_DIFLAG_NODEFRAG;
> if (xflags & XFS_XFLAG_FILESTREAM)
> di_flags |= XFS_DIFLAG_FILESTREAM;
> - if (S_ISDIR(ip->i_d.di_mode)) {
> + if (S_ISDIR(VFS_I(ip)->i_mode)) {
> if (xflags & XFS_XFLAG_RTINHERIT)
> di_flags |= XFS_DIFLAG_RTINHERIT;
> if (xflags & XFS_XFLAG_NOSYMLINKS)
> @@ -971,7 +971,7 @@ xfs_set_diflags(
> di_flags |= XFS_DIFLAG_EXTSZINHERIT;
> if (xflags & XFS_XFLAG_PROJINHERIT)
> di_flags |= XFS_DIFLAG_PROJINHERIT;
> - } else if (S_ISREG(ip->i_d.di_mode)) {
> + } else if (S_ISREG(VFS_I(ip)->i_mode)) {
> if (xflags & XFS_XFLAG_REALTIME)
> di_flags |= XFS_DIFLAG_REALTIME;
> if (xflags & XFS_XFLAG_EXTSIZE)
> @@ -1112,14 +1112,14 @@ xfs_ioctl_setattr_check_extsize(
> {
> struct xfs_mount *mp = ip->i_mount;
>
> - if ((fa->fsx_xflags & XFS_XFLAG_EXTSIZE) && !S_ISREG(ip->i_d.di_mode))
> + if ((fa->fsx_xflags & XFS_XFLAG_EXTSIZE) && !S_ISREG(VFS_I(ip)->i_mode))
> return -EINVAL;
>
> if ((fa->fsx_xflags & XFS_XFLAG_EXTSZINHERIT) &&
> - !S_ISDIR(ip->i_d.di_mode))
> + !S_ISDIR(VFS_I(ip)->i_mode))
> return -EINVAL;
>
> - if (S_ISREG(ip->i_d.di_mode) && ip->i_d.di_nextents &&
> + if (S_ISREG(VFS_I(ip)->i_mode) && ip->i_d.di_nextents &&
> ((ip->i_d.di_extsize << mp->m_sb.sb_blocklog) != fa->fsx_extsize))
> return -EINVAL;
>
> @@ -1240,9 +1240,9 @@ xfs_ioctl_setattr(
> * successful return from chown()
> */
>
> - if ((ip->i_d.di_mode & (S_ISUID|S_ISGID)) &&
> + if ((VFS_I(ip)->i_mode & (S_ISUID|S_ISGID)) &&
> !capable_wrt_inode_uidgid(VFS_I(ip), CAP_FSETID))
> - ip->i_d.di_mode &= ~(S_ISUID|S_ISGID);
> + VFS_I(ip)->i_mode &= ~(S_ISUID|S_ISGID);
>
> /* Change the ownerships and register project quota modifications */
> if (xfs_get_projid(ip) != fa->fsx_projid) {
> diff --git a/fs/xfs/xfs_iops.c b/fs/xfs/xfs_iops.c
> index 397ce85..34bff1e 100644
> --- a/fs/xfs/xfs_iops.c
> +++ b/fs/xfs/xfs_iops.c
> @@ -454,7 +454,7 @@ xfs_vn_getattr(
>
> stat->size = XFS_ISIZE(ip);
> stat->dev = inode->i_sb->s_dev;
> - stat->mode = ip->i_d.di_mode;
> + stat->mode = inode->i_mode;
> stat->nlink = inode->i_nlink;
> stat->uid = inode->i_uid;
> stat->gid = inode->i_gid;
> @@ -501,9 +501,6 @@ xfs_setattr_mode(
>
> ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));
>
> - ip->i_d.di_mode &= S_IFMT;
> - ip->i_d.di_mode |= mode & ~S_IFMT;
> -
> inode->i_mode &= S_IFMT;
> inode->i_mode |= mode & ~S_IFMT;
> }
> @@ -647,9 +644,9 @@ xfs_setattr_nonsize(
> * The set-user-ID and set-group-ID bits of a file will be
> * cleared upon successful return from chown()
> */
> - if ((ip->i_d.di_mode & (S_ISUID|S_ISGID)) &&
> + if ((inode->i_mode & (S_ISUID|S_ISGID)) &&
> !capable(CAP_FSETID))
> - ip->i_d.di_mode &= ~(S_ISUID|S_ISGID);
> + inode->i_mode &= ~(S_ISUID|S_ISGID);
>
> /*
> * Change the ownerships and register quota modifications
> @@ -759,7 +756,7 @@ xfs_setattr_size(
>
> ASSERT(xfs_isilocked(ip, XFS_IOLOCK_EXCL));
> ASSERT(xfs_isilocked(ip, XFS_MMAPLOCK_EXCL));
> - ASSERT(S_ISREG(ip->i_d.di_mode));
> + ASSERT(S_ISREG(inode->i_mode));
> ASSERT((iattr->ia_valid & (ATTR_UID|ATTR_GID|ATTR_ATIME|ATTR_ATIME_SET|
> ATTR_MTIME_SET|ATTR_KILL_PRIV|ATTR_TIMES_SET)) == 0);
>
> @@ -1211,7 +1208,6 @@ xfs_setup_inode(
> /* make the inode look hashed for the writeback code */
> hlist_add_fake(&inode->i_hash);
>
> - inode->i_mode = ip->i_d.di_mode;
> inode->i_uid = xfs_uid_to_kuid(ip->i_d.di_uid);
> inode->i_gid = xfs_gid_to_kgid(ip->i_d.di_gid);
>
> diff --git a/fs/xfs/xfs_itable.c b/fs/xfs/xfs_itable.c
> index 6162e65..ce73eb3 100644
> --- a/fs/xfs/xfs_itable.c
> +++ b/fs/xfs/xfs_itable.c
> @@ -88,7 +88,6 @@ xfs_bulkstat_one_int(
> buf->bs_projid_lo = dic->di_projid_lo;
> buf->bs_projid_hi = dic->di_projid_hi;
> buf->bs_ino = ino;
> - buf->bs_mode = dic->di_mode;
> buf->bs_uid = dic->di_uid;
> buf->bs_gid = dic->di_gid;
> buf->bs_size = dic->di_size;
> @@ -101,6 +100,7 @@ xfs_bulkstat_one_int(
> buf->bs_ctime.tv_sec = inode->i_ctime.tv_sec;
> buf->bs_ctime.tv_nsec = inode->i_ctime.tv_nsec;
> buf->bs_gen = inode->i_generation;
> + buf->bs_mode = inode->i_mode;
>
> buf->bs_xflags = xfs_ip2xflags(ip);
> buf->bs_extsize = dic->di_extsize << mp->m_sb.sb_blocklog;
> diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
> index 611c25c..bd6f23b 100644
> --- a/fs/xfs/xfs_log_recover.c
> +++ b/fs/xfs/xfs_log_recover.c
> @@ -4338,7 +4338,7 @@ xlog_recover_process_one_iunlink(
> goto fail_iput;
>
> ASSERT(VFS_I(ip)->i_nlink == 0);
> - ASSERT(ip->i_d.di_mode != 0);
> + ASSERT(VFS_I(ip)->i_mode != 0);
>
> /* setup for the next pass */
> agino = be32_to_cpu(dip->di_next_unlinked);
> diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
> index bb753b3..d306105 100644
> --- a/fs/xfs/xfs_mount.c
> +++ b/fs/xfs/xfs_mount.c
> @@ -865,7 +865,7 @@ xfs_mountfs(
>
> ASSERT(rip != NULL);
>
> - if (unlikely(!S_ISDIR(rip->i_d.di_mode))) {
> + if (unlikely(!S_ISDIR(VFS_I(rip)->i_mode))) {
> xfs_warn(mp, "corrupted root inode %llu: not a directory",
> (unsigned long long)rip->i_ino);
> xfs_iunlock(rip, XFS_ILOCK_EXCL);
> --
> 2.5.0
>
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