On Sat, Oct 18, 2014 at 07:21:27PM +0400, Dmitry Monakhov wrote:
> + if (ecryptfs_file_to_private(file))
> + lower_file = ecryptfs_file_to_lower(file);
> +
> + if (!lower_file || !lower_file->f_op)
> + return rc;
At least a file without f->f_op should never happen. How could ecryptfs
not have a lower file here?
>
> +
> + if (lower_file->f_op && lower_file->f_op->fadvise)
> + rc = lower_file->f_op->fadvise(lower_file, offset, len, advice);
> + else
> + rc = generic_fadvise(lower_file, offset, len, advice);
Seems like this should be in a vfs_fadvice helper.
> + if (!rc)
> + generic_fadvise(file, offset, len, advice);
Setting the advice on both files seems odd. Which one do we actually
need them on?
> + if (lower_file->f_op && lower_file->f_op->set_flags) {
> + rc = lower_file->f_op->set_flags(lower_file,
> + flags & ECRYPTFS_FL_MASK);
> + if (rc)
> + return rc;
> + } else
> + generic_file_set_flags(file, flags & ECRYPTFS_FL_MASK);
Seems like you want a vfs_set_flags again.
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