On 07/30/2019 10:33 PM, Matthew Wilcox wrote:
> On Mon, Jul 29, 2019 at 02:02:52PM +0530, Anshuman Khandual wrote:
>> On 07/27/2019 01:24 AM, Matthew Wilcox wrote:
>>> On Fri, Jul 26, 2019 at 10:17:11AM +0530, Anshuman Khandual wrote:
> But 'page' isn't necessarily PMD-aligned. I don't thin
On Mon, Jul 29, 2019 at 02:02:52PM +0530, Anshuman Khandual wrote:
> On 07/27/2019 01:24 AM, Matthew Wilcox wrote:
> > On Fri, Jul 26, 2019 at 10:17:11AM +0530, Anshuman Khandual wrote:
> >>> But 'page' isn't necessarily PMD-aligned. I don't think we can rely on
> >>> architectures doing the right
On 07/27/2019 01:24 AM, Matthew Wilcox wrote:
> On Fri, Jul 26, 2019 at 10:17:11AM +0530, Anshuman Khandual wrote:
>>> But 'page' isn't necessarily PMD-aligned. I don't think we can rely on
>>> architectures doing the right thing if asked to make a PMD for a randomly
>>> aligned page.
>>>
>>> How
On Fri, Jul 26, 2019 at 10:17:11AM +0530, Anshuman Khandual wrote:
> > But 'page' isn't necessarily PMD-aligned. I don't think we can rely on
> > architectures doing the right thing if asked to make a PMD for a randomly
> > aligned page.
> >
> > How about finding the physical address of something
On 07/26/2019 03:24 AM, Russell King - ARM Linux admin wrote:
> On Thu, Jul 25, 2019 at 12:25:23PM +0530, Anshuman Khandual wrote:
>> This adds a test module which will validate architecture page table helpers
>> and accessors regarding compliance with generic MM semantics expectations.
>> This wil
On 07/25/2019 08:09 PM, Matthew Wilcox wrote:
> On Thu, Jul 25, 2019 at 12:25:23PM +0530, Anshuman Khandual wrote:
>> This adds a test module which will validate architecture page table helpers
>> and accessors regarding compliance with generic MM semantics expectations.
>> This will help various a
On 07/25/2019 10:37 PM, Catalin Marinas wrote:
> On Thu, Jul 25, 2019 at 12:25:23PM +0530, Anshuman Khandual wrote:
>> +#if !defined(__PAGETABLE_PMD_FOLDED) && !defined(__ARCH_HAS_4LEVEL_HACK)
>> +static void pud_clear_tests(void)
>> +{
>> +pud_t pud;
>> +
>> +pud_clear(&pud);
>> +WAR
On Thu, Jul 25, 2019 at 10:58:12PM +0100, Russell King - ARM Linux admin wrote:
> On Thu, Jul 25, 2019 at 02:42:22PM -0700, Matthew Wilcox wrote:
> > On Thu, Jul 25, 2019 at 10:38:58PM +0100, Russell King - ARM Linux admin
> > wrote:
> > > On Thu, Jul 25, 2019 at 07:39:21AM -0700, Matthew Wilcox w
On Thu, Jul 25, 2019 at 02:42:22PM -0700, Matthew Wilcox wrote:
> On Thu, Jul 25, 2019 at 10:38:58PM +0100, Russell King - ARM Linux admin
> wrote:
> > On Thu, Jul 25, 2019 at 07:39:21AM -0700, Matthew Wilcox wrote:
> > > But 'page' isn't necessarily PMD-aligned. I don't think we can rely on
> >
On Thu, Jul 25, 2019 at 12:25:23PM +0530, Anshuman Khandual wrote:
> This adds a test module which will validate architecture page table helpers
> and accessors regarding compliance with generic MM semantics expectations.
> This will help various architectures in validating changes to the existing
On Thu, Jul 25, 2019 at 10:38:58PM +0100, Russell King - ARM Linux admin wrote:
> On Thu, Jul 25, 2019 at 07:39:21AM -0700, Matthew Wilcox wrote:
> > But 'page' isn't necessarily PMD-aligned. I don't think we can rely on
> > architectures doing the right thing if asked to make a PMD for a randomly
On Thu, Jul 25, 2019 at 07:39:21AM -0700, Matthew Wilcox wrote:
> On Thu, Jul 25, 2019 at 12:25:23PM +0530, Anshuman Khandual wrote:
> > This adds a test module which will validate architecture page table helpers
> > and accessors regarding compliance with generic MM semantics expectations.
> > Thi
On Thu, Jul 25, 2019 at 12:25:23PM +0530, Anshuman Khandual wrote:
> +#if !defined(__PAGETABLE_PMD_FOLDED) && !defined(__ARCH_HAS_4LEVEL_HACK)
> +static void pud_clear_tests(void)
> +{
> + pud_t pud;
> +
> + pud_clear(&pud);
> + WARN_ON(!pud_none(pud));
> +}
For the clear tests, I thin
On Thu, Jul 25, 2019 at 12:25:23PM +0530, Anshuman Khandual wrote:
> This adds a test module which will validate architecture page table helpers
> and accessors regarding compliance with generic MM semantics expectations.
> This will help various architectures in validating changes to the existing
This adds a test module which will validate architecture page table helpers
and accessors regarding compliance with generic MM semantics expectations.
This will help various architectures in validating changes to the existing
page table helpers or addition of new ones.
Cc: Andrew Morton
Cc: Micha
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