diff options
| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2007-05-08 03:35:12 -0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-08 14:15:21 -0400 |
| commit | 277866a0e3a4f97e859f7a621f5b4f5359c9526c (patch) | |
| tree | 20b244f5c0c7b6a692f0290f70f0fefae9d88d5a /include/linux | |
| parent | 79df3c19aa601d264719b04e3a788a7b852f4859 (diff) | |
nfs: fix congestion control: use atomic_longs
Change the atomic_t in struct nfs_server to atomic_long_t in anticipation
of machines that can handle 8+TB of (4K) pages under writeback.
However I suspect other things in NFS will start going *bang* by then.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Trond Myklebust <trond.myklebust@fys.uio.no>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/nfs_fs_sb.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h index c95d5e642548..52b4378311c8 100644 --- a/include/linux/nfs_fs_sb.h +++ b/include/linux/nfs_fs_sb.h | |||
| @@ -82,7 +82,7 @@ struct nfs_server { | |||
| 82 | struct rpc_clnt * client_acl; /* ACL RPC client handle */ | 82 | struct rpc_clnt * client_acl; /* ACL RPC client handle */ |
| 83 | struct nfs_iostats * io_stats; /* I/O statistics */ | 83 | struct nfs_iostats * io_stats; /* I/O statistics */ |
| 84 | struct backing_dev_info backing_dev_info; | 84 | struct backing_dev_info backing_dev_info; |
| 85 | atomic_t writeback; /* number of writeback pages */ | 85 | atomic_long_t writeback; /* number of writeback pages */ |
| 86 | int flags; /* various flags */ | 86 | int flags; /* various flags */ |
| 87 | unsigned int caps; /* server capabilities */ | 87 | unsigned int caps; /* server capabilities */ |
| 88 | unsigned int rsize; /* read size */ | 88 | unsigned int rsize; /* read size */ |