diff options
| author | Trond Myklebust <trond.myklebust@primarydata.com> | 2024-06-17 03:21:23 +0200 |
|---|---|---|
| committer | Anna Schumaker <Anna.Schumaker@Netapp.com> | 2024-07-08 19:47:25 +0200 |
| commit | 43df7110f4a90dbdb4be1bc71ca71e4f6a03a11f (patch) | |
| tree | 52f323d97a71e41f3bd7f6f8b8679731001dea70 /fs/nfs/callback_proc.c | |
| parent | NFSv4: Plumb in XDR support for the new delegation-only setattr op (diff) | |
| download | linux-43df7110f4a90dbdb4be1bc71ca71e4f6a03a11f.tar.xz linux-43df7110f4a90dbdb4be1bc71ca71e4f6a03a11f.zip | |
NFSv4: Add CB_GETATTR support for delegated attributes
When the client holds an attribute delegation, the server may retrieve
all the timestamps through a CB_GETATTR callback.
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: Lance Shelton <lance.shelton@hammerspace.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'fs/nfs/callback_proc.c')
| -rw-r--r-- | fs/nfs/callback_proc.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c index 76cea34477ae..199c52788640 100644 --- a/fs/nfs/callback_proc.c +++ b/fs/nfs/callback_proc.c @@ -37,7 +37,7 @@ __be32 nfs4_callback_getattr(void *argp, void *resp, if (!cps->clp) /* Always set for v4.0. Set in cb_sequence for v4.1 */ goto out; - res->bitmap[0] = res->bitmap[1] = 0; + memset(res->bitmap, 0, sizeof(res->bitmap)); res->status = htonl(NFS4ERR_BADHANDLE); dprintk_rcu("NFS: GETATTR callback request from %s\n", @@ -59,12 +59,16 @@ __be32 nfs4_callback_getattr(void *argp, void *resp, res->change_attr = delegation->change_attr; if (nfs_have_writebacks(inode)) res->change_attr++; + res->atime = inode_get_atime(inode); res->ctime = inode_get_ctime(inode); res->mtime = inode_get_mtime(inode); - res->bitmap[0] = (FATTR4_WORD0_CHANGE|FATTR4_WORD0_SIZE) & - args->bitmap[0]; - res->bitmap[1] = (FATTR4_WORD1_TIME_METADATA|FATTR4_WORD1_TIME_MODIFY) & - args->bitmap[1]; + res->bitmap[0] = (FATTR4_WORD0_CHANGE | FATTR4_WORD0_SIZE) & + args->bitmap[0]; + res->bitmap[1] = (FATTR4_WORD1_TIME_ACCESS | + FATTR4_WORD1_TIME_METADATA | + FATTR4_WORD1_TIME_MODIFY) & args->bitmap[1]; + res->bitmap[2] = (FATTR4_WORD2_TIME_DELEG_ACCESS | + FATTR4_WORD2_TIME_DELEG_MODIFY) & args->bitmap[2]; res->status = 0; out_iput: rcu_read_unlock(); |