Merge remote-tracking branch 'rcu/rcu/next'

[karo-tx-linux.git] / fs / xfs / libxfs / xfs_rtbitmap.c

diff --git a/fs/xfs/libxfs/xfs_rtbitmap.c b/fs/xfs/libxfs/xfs_rtbitmap.c
index 9b59ffa1fc198d4934a575af40716837bc54c11b..951c044e24e40d024e5abf48057c0f0942111acc 100644 (file)
--- a/fs/xfs/libxfs/xfs_rtbitmap.c
+++ b/fs/xfs/libxfs/xfs_rtbitmap.c
@@ -41,6 +41,31 @@
  * Realtime allocator bitmap functions shared with userspace.
  */
 
+/*
+ * Real time buffers need verifiers to avoid runtime warnings during IO.
+ * We don't have anything to verify, however, so these are just dummy
+ * operations.
+ */
+static void
+xfs_rtbuf_verify_read(
+       struct xfs_buf  *bp)
+{
+       return;
+}
+
+static void
+xfs_rtbuf_verify_write(
+       struct xfs_buf  *bp)
+{
+       return;
+}
+
+const struct xfs_buf_ops xfs_rtbuf_ops = {
+       .name = "rtbuf",
+       .verify_read = xfs_rtbuf_verify_read,
+       .verify_write = xfs_rtbuf_verify_write,
+};
+
 /*
  * Get a buffer for the bitmap or summary file block specified.
  * The buffer is returned read and locked.
@@ -68,9 +93,12 @@ xfs_rtbuf_get(
        ASSERT(map.br_startblock != NULLFSBLOCK);
        error = xfs_trans_read_buf(mp, tp, mp->m_ddev_targp,
                                   XFS_FSB_TO_DADDR(mp, map.br_startblock),
-                                  mp->m_bsize, 0, &bp, NULL);
+                                  mp->m_bsize, 0, &bp, &xfs_rtbuf_ops);
        if (error)
                return error;
+
+       xfs_trans_buf_set_type(tp, bp, issum ? XFS_BLFT_RTSUMMARY_BUF
+                                            : XFS_BLFT_RTBITMAP_BUF);
        *bpp = bp;
        return 0;
 }
@@ -983,7 +1011,7 @@ xfs_rtfree_extent(
            mp->m_sb.sb_rextents) {
                if (!(mp->m_rbmip->i_d.di_flags & XFS_DIFLAG_NEWRTBM))
                        mp->m_rbmip->i_d.di_flags |= XFS_DIFLAG_NEWRTBM;
-               *(__uint64_t *)&mp->m_rbmip->i_d.di_atime = 0;
+               *(__uint64_t *)&VFS_I(mp->m_rbmip)->i_atime = 0;
                xfs_trans_log_inode(tp, mp->m_rbmip, XFS_ILOG_CORE);
        }
        return 0;