On 8/9/19 2:44 AM, Bharath Vedartham wrote:
On Thu, Aug 08, 2019 at 04:21:44PM -0700, John Hubbard wrote:
On 8/8/19 11:55 AM, Bharath Vedartham wrote:
...
static int gru_vtop(struct gru_thread_state *gts, unsigned long vaddr,
int write, int atomic, unsigned long *gpa, int
On Thu, Aug 08, 2019 at 04:21:44PM -0700, John Hubbard wrote:
> On 8/8/19 11:55 AM, Bharath Vedartham wrote:
> ...
> > static int gru_vtop(struct gru_thread_state *gts, unsigned long vaddr,
> > int write, int atomic, unsigned long *gpa, int *pageshift)
> > {
> > struct mm_stru
On Thu, Aug 08, 2019 at 04:30:48PM -0700, John Hubbard wrote:
> On 8/8/19 4:21 PM, John Hubbard wrote:
> > On 8/8/19 11:55 AM, Bharath Vedartham wrote:
> > ...
> >>if (is_gru_paddr(paddr))
> >>goto inval;
> >> - paddr = paddr & ~((1UL << ps) - 1);
> >> + paddr = paddr & ~((1UL <<
On Thu, Aug 08, 2019 at 04:21:44PM -0700, John Hubbard wrote:
> On 8/8/19 11:55 AM, Bharath Vedartham wrote:
> ...
> > static int gru_vtop(struct gru_thread_state *gts, unsigned long vaddr,
> > int write, int atomic, unsigned long *gpa, int *pageshift)
> > {
> > struct mm_stru
On 8/8/19 4:21 PM, John Hubbard wrote:
> On 8/8/19 11:55 AM, Bharath Vedartham wrote:
> ...
>> if (is_gru_paddr(paddr))
>> goto inval;
>> -paddr = paddr & ~((1UL << ps) - 1);
>> +paddr = paddr & ~((1UL << *pageshift) - 1);
>> *gpa = uv_soc_phys_ram_to_gpa(paddr);
>> -
On 8/8/19 11:55 AM, Bharath Vedartham wrote:
...
> static int gru_vtop(struct gru_thread_state *gts, unsigned long vaddr,
> int write, int atomic, unsigned long *gpa, int *pageshift)
> {
> struct mm_struct *mm = gts->ts_mm;
> struct vm_area_struct *vma;
> unsig
The *pte_lookup functions can be removed and be easily replaced with
get_user_pages_fast functions. In the case of atomic lookup,
__get_user_pages_fast is used which does not fall back to slow
get_user_pages. get_user_pages_fast on the other hand tries to use
__get_user_pages_fast but fallbacks to
The *pte_lookup functions can be removed and be easily replaced with
get_user_pages_fast functions. In the case of atomic lookup,
__get_user_pages_fast is used which does not fall back to slow
get_user_pages. get_user_pages_fast on the other hand tries to use
__get_user_pages_fast but fallbacks to
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