Re: [PATCH 07/11] mmc: mvsdio: handle highmem pages

2019-01-29 Thread Ulf Hansson
On Mon, 14 Jan 2019 at 10:58, Christoph Hellwig wrote: > > Instead of setting up a kernel pointer to track the current PIO address, > track the offset in the current page, and do an atomic kmap for the page > while doing the actual PIO operations. > > Signed-off-by: Christoph Hellwig > --- > dri

Re: [PATCH 07/11] mmc: mvsdio: handle highmem pages

2019-01-14 Thread Nicolas Pitre
On Mon, 14 Jan 2019, Christoph Hellwig wrote: > Instead of setting up a kernel pointer to track the current PIO address, > track the offset in the current page, and do an atomic kmap for the page > while doing the actual PIO operations. > > Signed-off-by: Christoph Hellwig Just a small suggesti

[PATCH 07/11] mmc: mvsdio: handle highmem pages

2019-01-14 Thread Christoph Hellwig
Instead of setting up a kernel pointer to track the current PIO address, track the offset in the current page, and do an atomic kmap for the page while doing the actual PIO operations. Signed-off-by: Christoph Hellwig --- drivers/mmc/host/mvsdio.c | 48 +++ 1