Commit f473bf92 authored by Greg Kroah-Hartman's avatar Greg Kroah-Hartman

Revert "vfs: fix freeze protection in mnt_want_write_file() for overlayfs"

This reverts commit 4f4374a9 which was
commit a6795a585929d94ca3e931bc8518f8deb8bbe627 upstream.

Turns out this causes problems and was to fix a patch only in the 4.19
and newer tree.
Reported-by: 's avatarAmir Goldstein <amir73il@gmail.com>
Cc: Miklos Szeredi <mszeredi@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: 's avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent e261faa2
......@@ -446,10 +446,10 @@ int mnt_want_write_file_path(struct file *file)
{
int ret;
sb_start_write(file_inode(file)->i_sb);
sb_start_write(file->f_path.mnt->mnt_sb);
ret = __mnt_want_write_file(file);
if (ret)
sb_end_write(file_inode(file)->i_sb);
sb_end_write(file->f_path.mnt->mnt_sb);
return ret;
}
......@@ -540,8 +540,7 @@ void __mnt_drop_write_file(struct file *file)
void mnt_drop_write_file_path(struct file *file)
{
__mnt_drop_write_file(file);
sb_end_write(file_inode(file)->i_sb);
mnt_drop_write(file->f_path.mnt);
}
void mnt_drop_write_file(struct file *file)
......
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