Messages in this thread | | | Date | Wed, 7 Oct 2020 12:39:36 +0200 | From | Christoph Hellwig <> | Subject | Re: [PATCH v4 2/2] s390/dasd: remove ioctl_by_bdev calls |
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On Wed, Oct 07, 2020 at 11:34:17AM +0200, Christian Borntraeger wrote: > > On 19.05.20 16:22, Stefan Haberland wrote: > > The IBM partition parser requires device type specific information only > > available to the DASD driver to correctly register partitions. The > > current approach of using ioctl_by_bdev with a fake user space pointer > > is discouraged. > > > > Fix this by replacing IOCTL calls with direct in-kernel function calls. > > > > Suggested-by: Christoph Hellwig <hch@lst.de> > > Signed-off-by: Stefan Haberland <sth@linux.ibm.com> > > Reviewed-by: Jan Hoeppner <hoeppner@linux.ibm.com> > > Reviewed-by: Peter Oberparleiter <oberpar@linux.ibm.com> > > FWIW, this broken the ibm-partition code for virtio-blk, when CONFIG_DASD=m.
What are the symptoms?
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