On Tue, Jan 19, 2021 at 10:00 AM Christoph Hellwig wrote:
>
> On Tue, Jan 19, 2021 at 09:53:36AM -0800, Marc Orr wrote:
> > This patch ensures that when `nvme_map_data()` fails to map the
> > addresses in a scatter/gather list:
> >
> > * The addresses are not incorrectly unmapped. The underlying
>
This patch ensures that when `nvme_map_data()` fails to map the
addresses in a scatter/gather list:
* The addresses are not incorrectly unmapped. The underlying
scatter/gather code unmaps the addresses after detecting a failure.
Thus, unmapping them again in the driver is a bug.
* The DMA pool all
On Tue, Jan 19, 2021 at 09:53:36AM -0800, Marc Orr wrote:
> This patch ensures that when `nvme_map_data()` fails to map the
> addresses in a scatter/gather list:
>
> * The addresses are not incorrectly unmapped. The underlying
> scatter/gather code unmaps the addresses after detecting a failure.
>
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