[PATCH 01/31] block: also call ->open for incremental partition opens

[Christian Brauner]

On Tue, Jun 06, 2023 at 09:39:20AM +0200, Christoph Hellwig wrote:
> For whole devices ->open is called for each open, but for partitions it
> is only called on the first open of a partition.  This is problematic
> as various block drivers look at open flags and might not do all setup
> for ioctl only or NDELAY opens.
> 
> Signed-off-by: Christoph Hellwig <hch at lst.de>
> ---

This assumes that all drivers deal with additional ->open() calls for
each partition correctly which I assumed you checked so,
Acked-by: Christian Brauner <brauner at kernel.org>