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| author | Konstantin Khlebnikov <khlebnikov@openvz.org> | 2011-02-22 00:28:34 +0300 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2011-03-11 15:39:27 -0500 |
| commit | 7ec10f26e1fd5fcceb9c96e508c1292a816199f7 (patch) | |
| tree | 20cdd3ae42fe5ed123c71fe0ce4b5b8787198c81 /fs/nfs/direct.c | |
| parent | f8628220bb395104697be9c447c1085846dfc97c (diff) | |
| download | op-kernel-dev-7ec10f26e1fd5fcceb9c96e508c1292a816199f7.zip op-kernel-dev-7ec10f26e1fd5fcceb9c96e508c1292a816199f7.tar.gz | |
NFS: account direct-io into task io accounting
Account NFS direct-io reads and writes into Task I/O Accounting.
Do it before complition to handle aio.
NFS have unusual direct-io implementation,
thus accounting in generic code does not work.
Signed-off-by: Konstantin Khlebnikov <khlebnikov@openvz.org>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/direct.c')
| -rw-r--r-- | fs/nfs/direct.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c index f493bdd..8eea253 100644 --- a/fs/nfs/direct.c +++ b/fs/nfs/direct.c @@ -45,6 +45,7 @@ #include <linux/pagemap.h> #include <linux/kref.h> #include <linux/slab.h> +#include <linux/task_io_accounting_ops.h> #include <linux/nfs_fs.h> #include <linux/nfs_page.h> @@ -937,6 +938,8 @@ ssize_t nfs_file_direct_read(struct kiocb *iocb, const struct iovec *iov, if (retval) goto out; + task_io_account_read(count); + retval = nfs_direct_read(iocb, iov, nr_segs, pos); if (retval > 0) iocb->ki_pos = pos + retval; @@ -998,6 +1001,8 @@ ssize_t nfs_file_direct_write(struct kiocb *iocb, const struct iovec *iov, if (retval) goto out; + task_io_account_write(count); + retval = nfs_direct_write(iocb, iov, nr_segs, pos, count); if (retval > 0) |
