2022-03-01 20:24:43

by David Wysochanski

[permalink] [raw]
Subject: [PATCH 1/4] NFS: Cleanup usage of nfs_inode in fscache interface

A number of places in the fscache interface used nfs_inode when inode could
be used, simplifying the code.

Signed-off-by: Dave Wysochanski <[email protected]>
---
fs/nfs/fscache.c | 10 ++++------
fs/nfs/fscache.h | 18 +++++++++---------
2 files changed, 13 insertions(+), 15 deletions(-)

diff --git a/fs/nfs/fscache.c b/fs/nfs/fscache.c
index cfe901650ab0..81bd2770e640 100644
--- a/fs/nfs/fscache.c
+++ b/fs/nfs/fscache.c
@@ -173,7 +173,7 @@ void nfs_fscache_init_inode(struct inode *inode)
if (!(nfss->fscache && S_ISREG(inode->i_mode)))
return;

- nfs_fscache_update_auxdata(&auxdata, nfsi);
+ nfs_fscache_update_auxdata(&auxdata, inode);

nfsi->fscache = fscache_acquire_cookie(NFS_SB(inode->i_sb)->fscache,
0,
@@ -181,7 +181,7 @@ void nfs_fscache_init_inode(struct inode *inode)
nfsi->fh.size,
&auxdata, /* aux_data */
sizeof(auxdata),
- i_size_read(&nfsi->vfs_inode));
+ i_size_read(inode));
}

/*
@@ -220,7 +220,6 @@ void nfs_fscache_clear_inode(struct inode *inode)
void nfs_fscache_open_file(struct inode *inode, struct file *filp)
{
struct nfs_fscache_inode_auxdata auxdata;
- struct nfs_inode *nfsi = NFS_I(inode);
struct fscache_cookie *cookie = nfs_i_fscache(inode);
bool open_for_write = inode_is_open_for_write(inode);

@@ -230,7 +229,7 @@ void nfs_fscache_open_file(struct inode *inode, struct file *filp)
fscache_use_cookie(cookie, open_for_write);
if (open_for_write) {
dfprintk(FSCACHE, "NFS: nfsi 0x%p disabling cache\n", nfsi);
- nfs_fscache_update_auxdata(&auxdata, nfsi);
+ nfs_fscache_update_auxdata(&auxdata, inode);
fscache_invalidate(cookie, &auxdata, i_size_read(inode),
FSCACHE_INVAL_DIO_WRITE);
}
@@ -240,11 +239,10 @@ EXPORT_SYMBOL_GPL(nfs_fscache_open_file);
void nfs_fscache_release_file(struct inode *inode, struct file *filp)
{
struct nfs_fscache_inode_auxdata auxdata;
- struct nfs_inode *nfsi = NFS_I(inode);
struct fscache_cookie *cookie = nfs_i_fscache(inode);

if (fscache_cookie_valid(cookie)) {
- nfs_fscache_update_auxdata(&auxdata, nfsi);
+ nfs_fscache_update_auxdata(&auxdata, inode);
fscache_unuse_cookie(cookie, &auxdata, NULL);
}
}
diff --git a/fs/nfs/fscache.h b/fs/nfs/fscache.h
index 25a5c0f82392..4c7afaabbf9f 100644
--- a/fs/nfs/fscache.h
+++ b/fs/nfs/fscache.h
@@ -86,16 +86,16 @@ static inline void nfs_readpage_to_fscache(struct inode *inode,
}

static inline void nfs_fscache_update_auxdata(struct nfs_fscache_inode_auxdata *auxdata,
- struct nfs_inode *nfsi)
+ struct inode *inode)
{
memset(auxdata, 0, sizeof(*auxdata));
- auxdata->mtime_sec = nfsi->vfs_inode.i_mtime.tv_sec;
- auxdata->mtime_nsec = nfsi->vfs_inode.i_mtime.tv_nsec;
- auxdata->ctime_sec = nfsi->vfs_inode.i_ctime.tv_sec;
- auxdata->ctime_nsec = nfsi->vfs_inode.i_ctime.tv_nsec;
+ auxdata->mtime_sec = inode->i_mtime.tv_sec;
+ auxdata->mtime_nsec = inode->i_mtime.tv_nsec;
+ auxdata->ctime_sec = inode->i_ctime.tv_sec;
+ auxdata->ctime_nsec = inode->i_ctime.tv_nsec;

- if (NFS_SERVER(&nfsi->vfs_inode)->nfs_client->rpc_ops->version == 4)
- auxdata->change_attr = inode_peek_iversion_raw(&nfsi->vfs_inode);
+ if (NFS_SERVER(inode)->nfs_client->rpc_ops->version == 4)
+ auxdata->change_attr = inode_peek_iversion_raw(inode);
}

/*
@@ -107,9 +107,9 @@ static inline void nfs_fscache_invalidate(struct inode *inode, int flags)
struct nfs_inode *nfsi = NFS_I(inode);

if (nfsi->fscache) {
- nfs_fscache_update_auxdata(&auxdata, nfsi);
+ nfs_fscache_update_auxdata(&auxdata, inode);
fscache_invalidate(nfsi->fscache, &auxdata,
- i_size_read(&nfsi->vfs_inode), flags);
+ i_size_read(inode), flags);
}
}

--
2.27.1