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xfs: make largest supported offset less shouty
XFS_MAXIOFFSET() is just a simple macro that resolves to mp->m_maxioffset. It doesn't need to exist, and it just makes the code unnecessarily loud and shouty. Make it quiet and easy to read. Signed-off-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Eric Sandeen <sandeen@redhat.com> Signed-off-by: Ben Myers <bpm@sgi.com>
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d2c2819117
commit
32972383ca
7 changed files with 10 additions and 12 deletions
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@ -5517,7 +5517,7 @@ xfs_getbmap(
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if (xfs_get_extsz_hint(ip) ||
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if (xfs_get_extsz_hint(ip) ||
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ip->i_d.di_flags & (XFS_DIFLAG_PREALLOC|XFS_DIFLAG_APPEND)){
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ip->i_d.di_flags & (XFS_DIFLAG_PREALLOC|XFS_DIFLAG_APPEND)){
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prealloced = 1;
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prealloced = 1;
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fixlen = XFS_MAXIOFFSET(mp);
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fixlen = mp->m_super->s_maxbytes;
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} else {
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} else {
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prealloced = 0;
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prealloced = 0;
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fixlen = XFS_ISIZE(ip);
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fixlen = XFS_ISIZE(ip);
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@ -273,7 +273,7 @@ xfs_file_aio_read(
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}
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}
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}
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}
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n = XFS_MAXIOFFSET(mp) - iocb->ki_pos;
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n = mp->m_super->s_maxbytes - iocb->ki_pos;
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if (n <= 0 || size == 0)
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if (n <= 0 || size == 0)
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return 0;
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return 0;
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@ -1226,7 +1226,7 @@ xfs_itruncate_extents(
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* then there is nothing to do.
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* then there is nothing to do.
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*/
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*/
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first_unmap_block = XFS_B_TO_FSB(mp, (xfs_ufsize_t)new_size);
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first_unmap_block = XFS_B_TO_FSB(mp, (xfs_ufsize_t)new_size);
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last_block = XFS_B_TO_FSB(mp, (xfs_ufsize_t)XFS_MAXIOFFSET(mp));
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last_block = XFS_B_TO_FSB(mp, mp->m_super->s_maxbytes);
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if (first_unmap_block == last_block)
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if (first_unmap_block == last_block)
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return 0;
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return 0;
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@ -285,7 +285,7 @@ xfs_iomap_eof_want_preallocate(
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* do any speculative allocation.
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* do any speculative allocation.
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*/
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*/
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start_fsb = XFS_B_TO_FSBT(mp, ((xfs_ufsize_t)(offset + count - 1)));
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start_fsb = XFS_B_TO_FSBT(mp, ((xfs_ufsize_t)(offset + count - 1)));
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count_fsb = XFS_B_TO_FSB(mp, (xfs_ufsize_t)XFS_MAXIOFFSET(mp));
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count_fsb = XFS_B_TO_FSB(mp, mp->m_super->s_maxbytes);
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while (count_fsb > 0) {
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while (count_fsb > 0) {
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imaps = nimaps;
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imaps = nimaps;
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firstblock = NULLFSBLOCK;
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firstblock = NULLFSBLOCK;
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@ -296,8 +296,6 @@ xfs_preferred_iosize(xfs_mount_t *mp)
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PAGE_CACHE_SIZE));
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PAGE_CACHE_SIZE));
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}
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}
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#define XFS_MAXIOFFSET(mp) ((mp)->m_super->s_maxbytes)
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#define XFS_LAST_UNMOUNT_WAS_CLEAN(mp) \
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#define XFS_LAST_UNMOUNT_WAS_CLEAN(mp) \
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((mp)->m_flags & XFS_MOUNT_WAS_CLEAN)
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((mp)->m_flags & XFS_MOUNT_WAS_CLEAN)
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#define XFS_FORCED_SHUTDOWN(mp) ((mp)->m_flags & XFS_MOUNT_FS_SHUTDOWN)
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#define XFS_FORCED_SHUTDOWN(mp) ((mp)->m_flags & XFS_MOUNT_FS_SHUTDOWN)
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@ -940,7 +940,7 @@ xfs_qm_dqiterate(
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map = kmem_alloc(XFS_DQITER_MAP_SIZE * sizeof(*map), KM_SLEEP);
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map = kmem_alloc(XFS_DQITER_MAP_SIZE * sizeof(*map), KM_SLEEP);
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lblkno = 0;
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lblkno = 0;
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maxlblkcnt = XFS_B_TO_FSB(mp, (xfs_ufsize_t)XFS_MAXIOFFSET(mp));
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maxlblkcnt = XFS_B_TO_FSB(mp, mp->m_super->s_maxbytes);
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do {
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do {
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nmaps = XFS_DQITER_MAP_SIZE;
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nmaps = XFS_DQITER_MAP_SIZE;
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/*
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/*
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@ -174,7 +174,7 @@ xfs_free_eofblocks(
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* of the file. If not, then there is nothing to do.
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* of the file. If not, then there is nothing to do.
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*/
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*/
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end_fsb = XFS_B_TO_FSB(mp, (xfs_ufsize_t)XFS_ISIZE(ip));
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end_fsb = XFS_B_TO_FSB(mp, (xfs_ufsize_t)XFS_ISIZE(ip));
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last_fsb = XFS_B_TO_FSB(mp, (xfs_ufsize_t)XFS_MAXIOFFSET(mp));
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last_fsb = XFS_B_TO_FSB(mp, mp->m_super->s_maxbytes);
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if (last_fsb <= end_fsb)
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if (last_fsb <= end_fsb)
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return 0;
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return 0;
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map_len = last_fsb - end_fsb;
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map_len = last_fsb - end_fsb;
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@ -2262,10 +2262,10 @@ xfs_change_file_space(
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llen = bf->l_len > 0 ? bf->l_len - 1 : bf->l_len;
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llen = bf->l_len > 0 ? bf->l_len - 1 : bf->l_len;
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if ( (bf->l_start < 0)
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if (bf->l_start < 0 ||
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|| (bf->l_start > XFS_MAXIOFFSET(mp))
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bf->l_start > mp->m_super->s_maxbytes ||
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|| (bf->l_start + llen < 0)
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bf->l_start + llen < 0 ||
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|| (bf->l_start + llen > XFS_MAXIOFFSET(mp)))
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bf->l_start + llen > mp->m_super->s_maxbytes)
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return XFS_ERROR(EINVAL);
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return XFS_ERROR(EINVAL);
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bf->l_whence = 0;
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bf->l_whence = 0;
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