diff options
| author | Andy Adamson <andros@netapp.com> | 2012-05-24 13:13:24 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2012-05-24 16:15:48 -0400 |
| commit | 2701d086dbfca03b2d28b25c6dc11dd78d0e26ad (patch) | |
| tree | 69f81dd2a979600cd3ff4f1861c6d7ef5c25b1ed /fs/nfs/pnfs.c | |
| parent | 82be417aa37c05116e310b0f2171187ea389f89b (diff) | |
| download | op-kernel-dev-2701d086dbfca03b2d28b25c6dc11dd78d0e26ad.zip op-kernel-dev-2701d086dbfca03b2d28b25c6dc11dd78d0e26ad.tar.gz | |
NFSv4.1 add nfs_inode book keeping for mdsthreshold
Keep track of the number of bytes read or written via buffered, direct, and
mem-mapped i/o for use by mdsthreshold size_io hints.
Signed-off-by: Andy Adamson <andros@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/pnfs.c')
| -rw-r--r-- | fs/nfs/pnfs.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c index cbcb6ae..6620606 100644 --- a/fs/nfs/pnfs.c +++ b/fs/nfs/pnfs.c @@ -395,6 +395,9 @@ mark_matching_lsegs_invalid(struct pnfs_layout_hdr *lo, dprintk("%s:Begin lo %p\n", __func__, lo); if (list_empty(&lo->plh_segs)) { + /* Reset MDS Threshold I/O counters */ + NFS_I(lo->plh_inode)->write_io = 0; + NFS_I(lo->plh_inode)->read_io = 0; if (!test_and_set_bit(NFS_LAYOUT_DESTROYED, &lo->plh_flags)) put_layout_hdr_locked(lo); return 0; |
