2021-09-09 20:19:59

by Anna Schumaker

[permalink] [raw]
Subject: [PATCH 02/14] NFS: Remove the nfs4_label from the nfs_entry struct

From: Anna Schumaker <[email protected]>

And instead allocate the fattr using nfs_alloc_fattr_with_label()

Signed-off-by: Anna Schumaker <[email protected]>
---
fs/nfs/dir.c | 21 +++++++--------------
fs/nfs/nfs4xdr.c | 2 +-
include/linux/nfs_xdr.h | 1 -
3 files changed, 8 insertions(+), 16 deletions(-)

diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index 1a6d2867fba4..3daa1fd60751 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -680,7 +680,8 @@ void nfs_prime_dcache(struct dentry *parent, struct nfs_entry *entry,
nfs_set_verifier(dentry, dir_verifier);
status = nfs_refresh_inode(d_inode(dentry), entry->fattr);
if (!status)
- nfs_setsecurity(d_inode(dentry), entry->fattr, entry->label);
+ nfs_setsecurity(d_inode(dentry), entry->fattr,
+ entry->fattr->label);
goto out;
} else {
d_invalidate(dentry);
@@ -694,7 +695,7 @@ void nfs_prime_dcache(struct dentry *parent, struct nfs_entry *entry,
goto out;
}

- inode = nfs_fhget(dentry->d_sb, entry->fh, entry->fattr, entry->label);
+ inode = nfs_fhget(dentry->d_sb, entry->fh, entry->fattr, entry->fattr->label);
alias = d_splice_alias(inode, dentry);
d_lookup_done(dentry);
if (alias) {
@@ -730,8 +731,8 @@ static int nfs_readdir_page_filler(struct nfs_readdir_descriptor *desc,
xdr_set_scratch_page(&stream, scratch);

do {
- if (entry->label)
- entry->label->len = NFS4_MAXLABELLEN;
+ if (entry->fattr->label)
+ entry->fattr->label->len = NFS4_MAXLABELLEN;

status = xdr_decode(desc, entry, &stream);
if (status != 0)
@@ -836,21 +837,15 @@ static int nfs_readdir_xdr_to_array(struct nfs_readdir_descriptor *desc,
return -ENOMEM;
entry->cookie = nfs_readdir_page_last_cookie(page);
entry->fh = nfs_alloc_fhandle();
- entry->fattr = nfs_alloc_fattr();
+ entry->fattr = nfs_alloc_fattr_with_label(NFS_SERVER(inode));
entry->server = NFS_SERVER(inode);
if (entry->fh == NULL || entry->fattr == NULL)
goto out;

- entry->label = nfs4_label_alloc(NFS_SERVER(inode), GFP_NOWAIT);
- if (IS_ERR(entry->label)) {
- status = PTR_ERR(entry->label);
- goto out;
- }
-
array_size = (dtsize + PAGE_SIZE - 1) >> PAGE_SHIFT;
pages = nfs_readdir_alloc_pages(array_size);
if (!pages)
- goto out_release_label;
+ goto out;

do {
unsigned int pglen;
@@ -873,8 +868,6 @@ static int nfs_readdir_xdr_to_array(struct nfs_readdir_descriptor *desc,
} while (!status && nfs_readdir_page_needs_filling(page));

nfs_readdir_free_pages(pages, array_size);
-out_release_label:
- nfs4_label_free(entry->label);
out:
nfs_free_fattr(entry->fattr);
nfs_free_fhandle(entry->fh);
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index a8cff19c6f00..466b2832de75 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -7475,7 +7475,7 @@ int nfs4_decode_dirent(struct xdr_stream *xdr, struct nfs_entry *entry,
return -EAGAIN;

if (decode_getfattr_attrs(xdr, bitmap, entry->fattr, entry->fh,
- NULL, entry->label, entry->server) < 0)
+ NULL, entry->fattr->label, entry->server) < 0)
return -EAGAIN;
if (entry->fattr->valid & NFS_ATTR_FATTR_MOUNTED_ON_FILEID)
entry->ino = entry->fattr->mounted_on_fileid;
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index e9698b6278a5..9960f6628066 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -753,7 +753,6 @@ struct nfs_entry {
int eof;
struct nfs_fh * fh;
struct nfs_fattr * fattr;
- struct nfs4_label *label;
unsigned char d_type;
struct nfs_server * server;
};
--
2.33.0