xfs: use generic percpu counters for free block counter

[deliverable/linux.git] / fs / xfs / xfs_iomap.c

diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
index ccb1dd0d509ef8f9d50f1fb0d51e6c4fe6712237..205b948c9d209e16cd66d917062b8d4afa4d79f6 100644 (file)
--- a/fs/xfs/xfs_iomap.c
+++ b/fs/xfs/xfs_iomap.c
@@ -461,7 +461,7 @@ xfs_iomap_prealloc_size(
                                       alloc_blocks);
 
        xfs_icsb_sync_counters(mp, XFS_ICSB_LAZY_COUNT);
-       freesp = mp->m_sb.sb_fdblocks;
+       freesp = percpu_counter_read_positive(&mp->m_fdblocks);
        if (freesp < mp->m_low_space[XFS_LOWSP_5_PCNT]) {
                shift = 2;
                if (freesp < mp->m_low_space[XFS_LOWSP_4_PCNT])