[XFS] (mostly) remove xfs_inval_cached_pages Since the last round of

direct I/O locking changes it is just a wrapper around
VOP_FLUSHINVAL_PAGES, so it's not nessecary anymore.  Keep a simplified
version for kernels < 2.4.22, as these don't have the changed direct I/O
locking.

SGI-PV: 938064
SGI-Modid: xfs-linux:xfs-kern:194420a

Signed-off-by: Christoph Hellwig <hch@sgi.com>
Signed-off-by: Nathan Scott <nathans@sgi.com>

1 files changed, 13 insertions, 3 deletions

diff --git a/fs/xfs/xfs_vnodeops.c b/fs/xfs/xfs_vnodeops.c
index 96dc18b73cf0..d64ebcfa0b6c 100644
--- a/fs/xfs/xfs_vnodeops.c
+++ b/fs/xfs/xfs_vnodeops.c
@@ -4329,6 +4329,7 @@ xfs_free_file_space(
         xfs_off_t               len,
         int                     attr_flags)
 {
+        vnode_t                 *vp;
         int                     committed;
         int                     done;
         xfs_off_t               end_dmi_offset;
@@ -4349,9 +4350,11 @@ xfs_free_file_space(
         xfs_trans_t             *tp;
         int                     need_iolock = 1;
 
-        vn_trace_entry(XFS_ITOV(ip), __FUNCTION__, (inst_t *)__return_address);
+        vp = XFS_ITOV(ip);
         mp = ip->i_mount;
 
+        vn_trace_entry(vp, __FUNCTION__, (inst_t *)__return_address);
+
         if ((error = XFS_QM_DQATTACH(mp, ip, 0)))
                 return error;
 
@@ -4368,7 +4371,7 @@ xfs_free_file_space(
             DM_EVENT_ENABLED(XFS_MTOVFS(mp), ip, DM_EVENT_WRITE)) {
                 if (end_dmi_offset > ip->i_d.di_size)
                         end_dmi_offset = ip->i_d.di_size;
-                error = XFS_SEND_DATA(mp, DM_EVENT_WRITE, XFS_ITOV(ip),
+                error = XFS_SEND_DATA(mp, DM_EVENT_WRITE, vp,
                                 offset, end_dmi_offset - offset,
                                 AT_DELAY_FLAG(attr_flags), NULL);
                 if (error)
@@ -4387,7 +4390,14 @@ xfs_free_file_space(
         ioffset = offset & ~(rounding - 1);
         if (ilen & (rounding - 1))
                 ilen = (ilen + rounding) & ~(rounding - 1);
-        xfs_inval_cached_pages(XFS_ITOV(ip), &(ip->i_iocore), ioffset, 0, 0);
+
+        if (VN_CACHED(vp) != 0) {
+                xfs_inval_cached_trace(&ip->i_iocore, ioffset, -1,
+                                ctooff(offtoct(ioffset)), -1);
+                VOP_FLUSHINVAL_PAGES(vp, ctooff(offtoct(ioffset)),
+                                -1, FI_REMAPF_LOCKED);
+        }
+
         /*
          * Need to zero the stuff we're not freeing, on disk.
          * If its a realtime file & can't use unwritten extents then we