On Tue, Jun 12, 2018 at 11:07 AM, Ross Zwisler
wrote:
> On Mon, Jun 11, 2018 at 05:41:46PM +0200, Jan Kara wrote:
>> On Fri 08-06-18 16:51:14, Dan Williams wrote:
>> > In preparation for implementing support for memory poison (media error)
>> > handling via dax mappings, implement a lock_page()
On Tue, Jun 12, 2018 at 11:15 AM, Ross Zwisler
wrote:
> On Fri, Jun 08, 2018 at 04:51:14PM -0700, Dan Williams wrote:
>> In preparation for implementing support for memory poison (media error)
>> handling via dax mappings, implement a lock_page() equivalent. Poison
>> error handling requires rmap
On Fri, Jun 08, 2018 at 04:51:14PM -0700, Dan Williams wrote:
> In preparation for implementing support for memory poison (media error)
> handling via dax mappings, implement a lock_page() equivalent. Poison
> error handling requires rmap and needs guarantees that the page->mapping
> association
On Mon, Jun 11, 2018 at 05:41:46PM +0200, Jan Kara wrote:
> On Fri 08-06-18 16:51:14, Dan Williams wrote:
> > In preparation for implementing support for memory poison (media error)
> > handling via dax mappings, implement a lock_page() equivalent. Poison
> > error handling requires rmap and needs
On Mon, Jun 11, 2018 at 8:41 AM, Jan Kara wrote:
> On Fri 08-06-18 16:51:14, Dan Williams wrote:
>> In preparation for implementing support for memory poison (media error)
>> handling via dax mappings, implement a lock_page() equivalent. Poison
>> error handling requires rmap and needs guarantees
On Fri 08-06-18 16:51:14, Dan Williams wrote:
> In preparation for implementing support for memory poison (media error)
> handling via dax mappings, implement a lock_page() equivalent. Poison
> error handling requires rmap and needs guarantees that the page->mapping
> association is maintained /
In preparation for implementing support for memory poison (media error)
handling via dax mappings, implement a lock_page() equivalent. Poison
error handling requires rmap and needs guarantees that the page->mapping
association is maintained / valid (inode not freed) for the duration of
the lookup.