diff options
Diffstat (limited to 'fs/cifs/file.c')
-rw-r--r-- | fs/cifs/file.c | 47 |
1 files changed, 19 insertions, 28 deletions
diff --git a/fs/cifs/file.c b/fs/cifs/file.c index bb71471a4d9d..9f41a10523a1 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -314,6 +314,8 @@ void cifsFileInfo_put(struct cifsFileInfo *cifs_file) } spin_unlock(&cifs_file_list_lock); + cancel_work_sync(&cifs_file->oplock_break); + if (!tcon->need_reconnect && !cifs_file->invalidHandle) { int xid, rc; @@ -1401,7 +1403,8 @@ static int cifs_write_end(struct file *file, struct address_space *mapping, return rc; } -int cifs_strict_fsync(struct file *file, int datasync) +int cifs_strict_fsync(struct file *file, loff_t start, loff_t end, + int datasync) { int xid; int rc = 0; @@ -1410,6 +1413,11 @@ int cifs_strict_fsync(struct file *file, int datasync) struct inode *inode = file->f_path.dentry->d_inode; struct cifs_sb_info *cifs_sb = CIFS_SB(inode->i_sb); + rc = filemap_write_and_wait_range(inode->i_mapping, start, end); + if (rc) + return rc; + mutex_lock(&inode->i_mutex); + xid = GetXid(); cFYI(1, "Sync file - name: %s datasync: 0x%x", @@ -1428,16 +1436,23 @@ int cifs_strict_fsync(struct file *file, int datasync) rc = CIFSSMBFlush(xid, tcon, smbfile->netfid); FreeXid(xid); + mutex_unlock(&inode->i_mutex); return rc; } -int cifs_fsync(struct file *file, int datasync) +int cifs_fsync(struct file *file, loff_t start, loff_t end, int datasync) { int xid; int rc = 0; struct cifs_tcon *tcon; struct cifsFileInfo *smbfile = file->private_data; struct cifs_sb_info *cifs_sb = CIFS_SB(file->f_path.dentry->d_sb); + struct inode *inode = file->f_mapping->host; + + rc = filemap_write_and_wait_range(inode->i_mapping, start, end); + if (rc) + return rc; + mutex_lock(&inode->i_mutex); xid = GetXid(); @@ -1449,6 +1464,7 @@ int cifs_fsync(struct file *file, int datasync) rc = CIFSSMBFlush(xid, tcon, smbfile->netfid); FreeXid(xid); + mutex_unlock(&inode->i_mutex); return rc; } @@ -1737,7 +1753,7 @@ cifs_iovec_read(struct file *file, const struct iovec *iov, io_parms.pid = pid; io_parms.tcon = pTcon; io_parms.offset = *poffset; - io_parms.length = len; + io_parms.length = cur_len; rc = CIFSSMBRead(xid, &io_parms, &bytes_read, &read_data, &buf_type); pSMBr = (struct smb_com_read_rsp *)read_data; @@ -2404,31 +2420,6 @@ void cifs_oplock_break(struct work_struct *work) cinode->clientCanCacheRead ? 1 : 0); cFYI(1, "Oplock release rc = %d", rc); } - - /* - * We might have kicked in before is_valid_oplock_break() - * finished grabbing reference for us. Make sure it's done by - * waiting for cifs_file_list_lock. - */ - spin_lock(&cifs_file_list_lock); - spin_unlock(&cifs_file_list_lock); - - cifs_oplock_break_put(cfile); -} - -/* must be called while holding cifs_file_list_lock */ -void cifs_oplock_break_get(struct cifsFileInfo *cfile) -{ - cifs_sb_active(cfile->dentry->d_sb); - cifsFileInfo_get(cfile); -} - -void cifs_oplock_break_put(struct cifsFileInfo *cfile) -{ - struct super_block *sb = cfile->dentry->d_sb; - - cifsFileInfo_put(cfile); - cifs_sb_deactive(sb); } const struct address_space_operations cifs_addr_ops = { |