On Tue, May 12, 2020 at 02:02:51PM +0100, Steven Price wrote:
> > Additionally I'd like to note that note_page()'s "unsigned long val"
> > parameter isn't wide enough for 32-bit PAE PTEs, and hence the NX
> > flag will always be seen as clear in new_prot in such configs.
>
> Ah, interesting. I'm
On 12.05.2020 15:02, Steven Price wrote:
> On 12/05/2020 10:39, Jan Beulich wrote:
>> Additionally I'd like to note that note_page()'s "unsigned long val"
>> parameter isn't wide enough for 32-bit PAE PTEs, and hence the NX
>> flag will always be seen as clear in new_prot in such configs.
>
> Ah,
On 12/05/2020 10:39, Jan Beulich wrote:
Steven,
Hi Jan,
in the description of this change you say:
"The effective permissions are passed down the chain using new fields in
struct pg_state."
I don't see how this works, and I suppose this part of the change is
(part of) the reason why a
Steven,
in the description of this change you say:
"The effective permissions are passed down the chain using new fields in
struct pg_state."
I don't see how this works, and I suppose this part of the change is
(part of) the reason why a W+X warning has magically disappeared in
5.6.x (compared
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