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authorAndy Adamson <andros@netapp.com>2012-05-24 13:13:24 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2012-05-24 16:15:48 -0400
commit2701d086dbfca03b2d28b25c6dc11dd78d0e26ad (patch)
tree69f81dd2a979600cd3ff4f1861c6d7ef5c25b1ed /fs/nfs/direct.c
parent82be417aa37c05116e310b0f2171187ea389f89b (diff)
downloadop-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/direct.c')
-rw-r--r--fs/nfs/direct.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
index c47a46e..23d170b 100644
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -447,6 +447,7 @@ static ssize_t nfs_direct_read(struct kiocb *iocb, const struct iovec *iov,
result = nfs_direct_read_schedule_iovec(dreq, iov, nr_segs, pos);
if (!result)
result = nfs_direct_wait(dreq);
+ NFS_I(inode)->read_io += result;
out_release:
nfs_direct_req_release(dreq);
out:
@@ -785,6 +786,7 @@ static ssize_t nfs_direct_write_schedule_iovec(struct nfs_direct_req *dreq,
pos += vec->iov_len;
}
nfs_pageio_complete(&desc);
+ NFS_I(dreq->inode)->write_io += desc.pg_bytes_written;
/*
* If no bytes were started, return the error, and let the
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