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author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2013-04-08 21:38:12 -0400 |
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committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2013-04-08 22:12:33 -0400 |
commit | 577b42327d707fbe7166aad6902c2eeee6a65015 (patch) | |
tree | 3c2c925ede3f9cd13511e0b9913974200b99719e /include/linux/nfs_fs.h | |
parent | bc7a05ca5156915a5aada26d64ee035fdd5e5d25 (diff) | |
download | linux-stable-577b42327d707fbe7166aad6902c2eeee6a65015.tar.gz linux-stable-577b42327d707fbe7166aad6902c2eeee6a65015.tar.bz2 linux-stable-577b42327d707fbe7166aad6902c2eeee6a65015.zip |
NFS: Add functionality to allow waiting on all outstanding reads to complete
This will later allow NFS locking code to wait for readahead to complete
before releasing byte range locks.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'include/linux/nfs_fs.h')
-rw-r--r-- | include/linux/nfs_fs.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index f6b1956f3c86..fc01d5cb4cf1 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -59,11 +59,18 @@ struct nfs_lockowner { pid_t l_pid; }; +#define NFS_IO_INPROGRESS 0 +struct nfs_io_counter { + unsigned long flags; + atomic_t io_count; +}; + struct nfs_lock_context { atomic_t count; struct list_head list; struct nfs_open_context *open_context; struct nfs_lockowner lockowner; + struct nfs_io_counter io_count; }; struct nfs4_state; |