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[v2,2/7] NFS: Cleanup usage of nfs_inode in fscache interface and handle i_size properly

Message ID 1633645823-31235-3-git-send-email-dwysocha@redhat.com (mailing list archive)
State New, archived
Headers show
Series Various NFS fscache cleanups | expand

Commit Message

David Wysochanski Oct. 7, 2021, 10:30 p.m. UTC 
A number of places in the fscache interface used nfs_inode when inode could
be used, simplifying the code.  Also, handle the read of i_size properly by
utilizing the i_size_read() interface.

Signed-off-by: Dave Wysochanski <dwysocha@redhat.com>
---
 fs/nfs/fscache.c | 24 ++++++++++++------------
 1 file changed, 12 insertions(+), 12 deletions(-)
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Patch

diff --git a/fs/nfs/fscache.c b/fs/nfs/fscache.c
index 68e266a37675..6764938eca2d 100644
--- a/fs/nfs/fscache.c
+++ b/fs/nfs/fscache.c
@@ -226,16 +226,16 @@  void nfs_fscache_release_super_cookie(struct super_block *sb)
 }
 
 static 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);
 }
 
 /*
@@ -251,13 +251,13 @@  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,
 					       &nfs_fscache_inode_object_def,
 					       nfsi->fh.data, nfsi->fh.size,
 					       &auxdata, sizeof(auxdata),
-					       nfsi, nfsi->vfs_inode.i_size, false);
+					       nfsi, i_size_read(inode), false);
 }
 
 /*
@@ -271,7 +271,7 @@  void nfs_fscache_clear_inode(struct inode *inode)
 
 	dfprintk(FSCACHE, "NFS: clear cookie (0x%p/0x%p)\n", nfsi, cookie);
 
-	nfs_fscache_update_auxdata(&auxdata, nfsi);
+	nfs_fscache_update_auxdata(&auxdata, inode);
 	fscache_relinquish_cookie(cookie, &auxdata, false);
 	nfsi->fscache = NULL;
 }
@@ -311,7 +311,7 @@  void nfs_fscache_open_file(struct inode *inode, struct file *filp)
 	if (!fscache_cookie_valid(cookie))
 		return;
 
-	nfs_fscache_update_auxdata(&auxdata, nfsi);
+	nfs_fscache_update_auxdata(&auxdata, inode);
 
 	if (inode_is_open_for_write(inode)) {
 		dfprintk(FSCACHE, "NFS: nfsi 0x%p disabling cache\n", nfsi);
@@ -319,7 +319,7 @@  void nfs_fscache_open_file(struct inode *inode, struct file *filp)
 		fscache_disable_cookie(cookie, &auxdata, true);
 	} else {
 		dfprintk(FSCACHE, "NFS: nfsi 0x%p enabling cache\n", nfsi);
-		fscache_enable_cookie(cookie, &auxdata, nfsi->vfs_inode.i_size,
+		fscache_enable_cookie(cookie, &auxdata, i_size_read(inode),
 				      nfs_fscache_can_enable, inode);
 		if (fscache_cookie_enabled(cookie))
 			set_bit(NFS_INO_FSCACHE, &NFS_I(inode)->flags);