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author | Jeff Layton <jlayton@redhat.com> | 2018-01-09 08:21:17 -0500 |
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committer | Jeff Layton <jlayton@redhat.com> | 2018-01-29 06:42:21 -0500 |
commit | 1eb5d98f16f6d71af8781436d2b0bcf9236f7fc6 (patch) | |
tree | 9fc2e9515a9762e2711f3c3078d4ab865492f0d4 /fs/nfs/nfs4proc.c | |
parent | ee73f9a52a34377887acfa3b76169709e80d577c (diff) | |
download | linux-stable-1eb5d98f16f6d71af8781436d2b0bcf9236f7fc6.tar.gz linux-stable-1eb5d98f16f6d71af8781436d2b0bcf9236f7fc6.tar.bz2 linux-stable-1eb5d98f16f6d71af8781436d2b0bcf9236f7fc6.zip |
nfs: convert to new i_version API
For NFS, we just use the "raw" API since the i_version is mostly
managed by the server. The exception there is when the client
holds a write delegation, but we only need to bump it once
there anyway to handle CB_GETATTR.
Tested-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Diffstat (limited to 'fs/nfs/nfs4proc.c')
-rw-r--r-- | fs/nfs/nfs4proc.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 56fa5a16e097..17a03f2c4330 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -54,6 +54,7 @@ #include <linux/xattr.h> #include <linux/utsname.h> #include <linux/freezer.h> +#include <linux/iversion.h> #include "nfs4_fs.h" #include "delegation.h" @@ -1045,16 +1046,16 @@ static void update_changeattr(struct inode *dir, struct nfs4_change_info *cinfo, spin_lock(&dir->i_lock); nfsi->cache_validity |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_DATA; - if (cinfo->atomic && cinfo->before == dir->i_version) { + if (cinfo->atomic && cinfo->before == inode_peek_iversion_raw(dir)) { nfsi->cache_validity &= ~NFS_INO_REVAL_PAGECACHE; nfsi->attrtimeo_timestamp = jiffies; } else { nfs_force_lookup_revalidate(dir); - if (cinfo->before != dir->i_version) + if (cinfo->before != inode_peek_iversion_raw(dir)) nfsi->cache_validity |= NFS_INO_INVALID_ACCESS | NFS_INO_INVALID_ACL; } - dir->i_version = cinfo->after; + inode_set_iversion_raw(dir, cinfo->after); nfsi->read_cache_jiffies = timestamp; nfsi->attr_gencount = nfs_inc_attr_generation_counter(); nfs_fscache_invalidate(dir); @@ -2454,7 +2455,8 @@ static int _nfs4_proc_open(struct nfs4_opendata *data) data->file_created = true; else if (o_res->cinfo.before != o_res->cinfo.after) data->file_created = true; - if (data->file_created || dir->i_version != o_res->cinfo.after) + if (data->file_created || + inode_peek_iversion_raw(dir) != o_res->cinfo.after) update_changeattr(dir, &o_res->cinfo, o_res->f_attr->time_start); } |