diff options
| author | Steve French <stfrench@microsoft.com> | 2022-08-29 19:53:41 +0300 |
|---|---|---|
| committer | Steve French <stfrench@microsoft.com> | 2022-08-31 01:10:29 +0300 |
| commit | 3e3761f1ec7df67d88cfca5e2ea98538f529e645 (patch) | |
| tree | c5698c7ca5121a5745e8c368ccc4dc7e03124ff4 /fs/cifs/cifsfs.c | |
| parent | 9c8b7a293f50253e694f19161c045817a938e551 (diff) | |
| download | linux-3e3761f1ec7df67d88cfca5e2ea98538f529e645.tar.xz | |
smb3: use filemap_write_and_wait_range instead of filemap_write_and_wait
When doing insert range and collapse range we should be
writing out the cached pages for the ranges affected but not
the whole file.
Fixes: c3a72bb21320 ("smb3: Move the flush out of smb2_copychunk_range() into its callers")
Cc: stable@vger.kernel.org
Reviewed-by: Paulo Alcantara (SUSE) <pc@cjr.nz>
Reviewed-by: David Howells <dhowells@redhat.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
Diffstat (limited to 'fs/cifs/cifsfs.c')
| -rw-r--r-- | fs/cifs/cifsfs.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index e9fb338b8e7e..8042d7280dec 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -1219,8 +1219,6 @@ ssize_t cifs_file_copychunk_range(unsigned int xid, cifs_dbg(FYI, "copychunk range\n"); - filemap_write_and_wait(src_inode->i_mapping); - if (!src_file->private_data || !dst_file->private_data) { rc = -EBADF; cifs_dbg(VFS, "missing cifsFileInfo on copy range src file\n"); @@ -1250,6 +1248,12 @@ ssize_t cifs_file_copychunk_range(unsigned int xid, lock_two_nondirectories(target_inode, src_inode); cifs_dbg(FYI, "about to flush pages\n"); + + rc = filemap_write_and_wait_range(src_inode->i_mapping, off, + off + len - 1); + if (rc) + goto out; + /* should we flush first and last page first */ truncate_inode_pages(&target_inode->i_data, 0); |