Use cifsi->netfs_ctx.remote_i_size instead of cifsi->server_eof so that
netfslib can refer to it to.

Signed-off-by: David Howells <dhowe...@redhat.com>
cc: Steve French <sfre...@samba.org>
cc: Shyam Prasad N <nspmangal...@gmail.com>
cc: Rohith Surabattula <rohiths.m...@gmail.com>
cc: linux-c...@vger.kernel.org
---

 fs/cifs/cifsfs.c   |    2 +-
 fs/cifs/cifsglob.h |    1 -
 fs/cifs/file.c     |    8 ++++----
 fs/cifs/inode.c    |    6 +++---
 fs/cifs/smb2ops.c  |   10 ++++------
 5 files changed, 12 insertions(+), 15 deletions(-)

diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index b33f5eb3233c..d07cb28652f2 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -376,7 +376,7 @@ cifs_alloc_inode(struct super_block *sb)
        spin_lock_init(&cifs_inode->writers_lock);
        cifs_inode->writers = 0;
        cifs_inode->vfs_inode.i_blkbits = 14;  /* 2**14 = CIFS_MAX_MSGSIZE */
-       cifs_inode->server_eof = 0;
+       cifs_inode->netfs_ctx.remote_i_size = 0;
        cifs_inode->uniqueid = 0;
        cifs_inode->createtime = 0;
        cifs_inode->epoch = 0;
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index e7db00396391..49eb86ebbdfb 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -1416,7 +1416,6 @@ struct cifsInodeInfo {
        spinlock_t writers_lock;
        unsigned int writers;           /* Number of writers on this inode */
        unsigned long time;             /* jiffies of last update of inode */
-       u64  server_eof;                /* current file size on server -- 
protected by i_lock */
        u64  uniqueid;                  /* server inode number */
        u64  createtime;                /* creation time on server */
        __u8 lease_key[SMB2_LEASE_KEY_SIZE];    /* lease key for this inode */
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 200280be064d..fcf92c25bc8f 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -1913,8 +1913,8 @@ cifs_update_eof(struct cifsInodeInfo *cifsi, loff_t 
offset,
 {
        loff_t end_of_write = offset + bytes_written;
 
-       if (end_of_write > cifsi->server_eof)
-               cifsi->server_eof = end_of_write;
+       if (end_of_write > cifsi->netfs_ctx.remote_i_size)
+               cifsi->netfs_ctx.remote_i_size = end_of_write;
 }
 
 static ssize_t
@@ -2862,8 +2862,8 @@ cifs_uncached_writev_complete(struct work_struct *work)
 
        spin_lock(&inode->i_lock);
        cifs_update_eof(cifsi, wdata->offset, wdata->bytes);
-       if (cifsi->server_eof > inode->i_size)
-               i_size_write(inode, cifsi->server_eof);
+       if (cifsi->netfs_ctx.remote_i_size > inode->i_size)
+               i_size_write(inode, cifsi->netfs_ctx.remote_i_size);
        spin_unlock(&inode->i_lock);
 
        complete(&wdata->done);
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index 40c6f04f7521..9ebb806c63d5 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -117,7 +117,7 @@ cifs_revalidate_cache(struct inode *inode, struct 
cifs_fattr *fattr)
         /* revalidate if mtime or size have changed */
        fattr->cf_mtime = timestamp_truncate(fattr->cf_mtime, inode);
        if (timespec64_equal(&inode->i_mtime, &fattr->cf_mtime) &&
-           cifs_i->server_eof == fattr->cf_eof) {
+           cifs_i->netfs_ctx.remote_i_size == fattr->cf_eof) {
                cifs_dbg(FYI, "%s: inode %llu is unchanged\n",
                         __func__, cifs_i->uniqueid);
                return;
@@ -206,7 +206,7 @@ cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr 
*fattr)
        else
                clear_bit(CIFS_INO_DELETE_PENDING, &cifs_i->flags);
 
-       cifs_i->server_eof = fattr->cf_eof;
+       cifs_i->netfs_ctx.remote_i_size = fattr->cf_eof;
        /*
         * Can't safely change the file size here if the client is writing to
         * it due to potential races.
@@ -2642,7 +2642,7 @@ cifs_set_file_size(struct inode *inode, struct iattr 
*attrs,
 
 set_size_out:
        if (rc == 0) {
-               cifsInode->server_eof = attrs->ia_size;
+               cifsInode->netfs_ctx.remote_i_size = attrs->ia_size;
                cifs_setsize(inode, attrs->ia_size);
                /*
                 * i_blocks is not related to (i_size / i_blksize), but instead
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index b0485706e07c..2caac8696100 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -3833,7 +3833,7 @@ static long smb3_simple_falloc(struct file *file, struct 
cifs_tcon *tcon,
                rc = SMB2_set_eof(xid, tcon, cfile->fid.persistent_fid,
                                  cfile->fid.volatile_fid, cfile->pid, &eof);
                if (rc == 0) {
-                       cifsi->server_eof = off + len;
+                       cifsi->netfs_ctx.remote_i_size = off + len;
                        cifs_setsize(inode, off + len);
                        cifs_truncate_page(inode->i_mapping, inode->i_size);
                        truncate_setsize(inode, off + len);
@@ -3926,13 +3926,11 @@ static long smb3_collapse_range(struct file *file, 
struct cifs_tcon *tcon,
        unsigned int xid;
        struct inode *inode;
        struct cifsFileInfo *cfile = file->private_data;
-       struct cifsInodeInfo *cifsi;
        __le64 eof;
 
        xid = get_xid();
 
        inode = d_inode(cfile->dentry);
-       cifsi = CIFS_I(inode);
 
        if (off >= i_size_read(inode) ||
            off + len >= i_size_read(inode)) {
@@ -3953,9 +3951,9 @@ static long smb3_collapse_range(struct file *file, struct 
cifs_tcon *tcon,
 
        rc = 0;
 
-       cifsi->server_eof = i_size_read(inode) - len;
-       truncate_setsize(inode, cifsi->server_eof);
-       fscache_resize_cookie(cifs_inode_cookie(inode), cifsi->server_eof);
+       netfs_resize_file(inode, eof);
+       truncate_setsize(inode, eof);
+       fscache_resize_cookie(cifs_inode_cookie(inode), eof);
  out:
        free_xid(xid);
        return rc;


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