diff options
| -rw-r--r-- | fs/smb/client/cifsfs.h | 1 | ||||
| -rw-r--r-- | fs/smb/client/inode.c | 24 | ||||
| -rw-r--r-- | fs/smb/client/smb2ops.c | 9 |
3 files changed, 23 insertions, 11 deletions
diff --git a/fs/smb/client/cifsfs.h b/fs/smb/client/cifsfs.h index 854e672a4e37..651670c19c2b 100644 --- a/fs/smb/client/cifsfs.h +++ b/fs/smb/client/cifsfs.h @@ -147,6 +147,7 @@ ssize_t cifs_file_copychunk_range(unsigned int xid, struct file *src_file, long cifs_ioctl(struct file *filep, unsigned int command, unsigned long arg); void cifs_setsize(struct inode *inode, loff_t offset); +void cifs_resize_file_locked(struct inode *inode, loff_t offset); struct fs_context; struct smb3_fs_context; diff --git a/fs/smb/client/inode.c b/fs/smb/client/inode.c index 5f58fb46363d..098d5496e779 100644 --- a/fs/smb/client/inode.c +++ b/fs/smb/client/inode.c @@ -3059,7 +3059,23 @@ void cifs_setsize(struct inode *inode, loff_t offset) inode_set_mtime_to_ts(inode, inode_set_ctime_current(inode)); truncate_pagecache(inode, offset); netfs_wait_for_outstanding_io(inode); - fscache_resize_cookie(cifs_inode_cookie(inode), offset); +} + +void cifs_resize_file_locked(struct inode *inode, loff_t offset) +{ + struct fscache_cookie *cookie = cifs_inode_cookie(inode); + + lockdep_assert_held_write(&inode->i_rwsem); + + netfs_resize_file(netfs_inode(inode), offset, true); + cifs_setsize(inode, offset); + + if (!cookie) + return; + + fscache_use_cookie(cookie, true); + fscache_resize_cookie(cookie, offset); + cifs_fscache_unuse_inode_cookie(inode, true); } int cifs_file_set_size(const unsigned int xid, struct dentry *dentry, @@ -3125,10 +3141,8 @@ int cifs_file_set_size(const unsigned int xid, struct dentry *dentry, cifs_put_tlink(tlink); set_size_out: - if (rc == 0) { - netfs_resize_file(&cifsInode->netfs, size, true); - cifs_setsize(inode, size); - } + if (rc == 0) + cifs_resize_file_locked(inode, size); return rc; } diff --git a/fs/smb/client/smb2ops.c b/fs/smb/client/smb2ops.c index 192649fec25d..0e872d58fae7 100644 --- a/fs/smb/client/smb2ops.c +++ b/fs/smb/client/smb2ops.c @@ -2222,8 +2222,7 @@ smb2_duplicate_extents(const unsigned int xid, rc = smb2_set_file_size(xid, tcon, trgtfile, dest_off + len, false); if (rc) goto duplicate_extents_out; - netfs_resize_file(netfs_inode(inode), dest_off + len, true); - cifs_setsize(inode, dest_off + len); + cifs_resize_file_locked(inode, dest_off + len); } rc = SMB2_ioctl(xid, tcon, trgtfile->fid.persistent_fid, trgtfile->fid.volatile_fid, @@ -3776,8 +3775,7 @@ static long smb3_simple_falloc(struct file *file, struct cifs_tcon *tcon, } new_eof = off + len; - netfs_resize_file(&cifsi->netfs, new_eof, true); - cifs_setsize(inode, new_eof); + cifs_resize_file_locked(inode, new_eof); qrc = SMB2_query_info(xid, tcon, cfile->fid.persistent_fid, @@ -3825,8 +3823,7 @@ static long smb3_simple_falloc(struct file *file, struct cifs_tcon *tcon, if (rc) goto out; - netfs_resize_file(&cifsi->netfs, new_eof, true); - cifs_setsize(inode, new_eof); + cifs_resize_file_locked(inode, new_eof); qrc = SMB2_query_info(xid, tcon, cfile->fid.persistent_fid, |