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NFS: Account for NFS bytes read via the splice API

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Bytes read via the splice API should be accounted for in the NFS
performance statistics.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Chuck Lever 2010-02-01 14:17:32 -05:00 committed by Trond Myklebust
parent 4184dcf2db
commit aa2f1ef10e
1 changed files with 4 additions and 1 deletions
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fs/nfs/file.c
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@ -284,8 +284,11 @@ nfs_file_splice_read(struct file *filp, loff_t *ppos,
(unsigned long) count, (unsigned long long) *ppos); (unsigned long) count, (unsigned long long) *ppos);
res = nfs_revalidate_mapping(inode, filp->f_mapping); res = nfs_revalidate_mapping(inode, filp->f_mapping);
if (!res) if (!res) {
res = generic_file_splice_read(filp, ppos, pipe, count, flags); res = generic_file_splice_read(filp, ppos, pipe, count, flags);
if (res > 0)
nfs_add_stats(inode, NFSIOS_NORMALREADBYTES, res);
}
return res; return res;
} }