Re: [PATCH 21/31] libext2fs: Be more thorough in searching a range of blocks for a cluster

Theodore Ts'o
2013-10-08T16:09:59Z

On Mon, Sep 30, 2013 at 06:28:56PM -0700, Darrick J. Wong wrote:
> implied_cluster_alloc() is written such that if the the user passes in a
> logical block that is the zeroth block in a logical cluster (lblk %
> cluster_ratio == 0), then it will assume that there is no physical cluster
> mapped to any other part of the logical cluster.
>
> This is not true if we happen to be allocating logical blocks in reverse order.
> Therefore, search the whole cluster, except for the lblk that we passed in.
>
> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>

Applied, thanks.

- Ted