2020년 7월 21일 (화) 오후 9:43, Matthew Wilcox 님이 작성:
>
> On Tue, Jul 21, 2020 at 02:38:56PM +0200, Vlastimil Babka wrote:
> > On 7/21/20 2:05 PM, Matthew Wilcox wrote:
> > > On Tue, Jul 21, 2020 at 12:28:49PM +0900, js1...@gmail.com wrote:
> > >> @@ -4619,8 +4631,10 @@ __alloc_pages_slowpath(gfp_t
2020년 7월 21일 (화) 오후 9:39, Vlastimil Babka 님이 작성:
>
> On 7/21/20 2:05 PM, Matthew Wilcox wrote:
> > On Tue, Jul 21, 2020 at 12:28:49PM +0900, js1...@gmail.com wrote:
> >> +static inline unsigned int current_alloc_flags(gfp_t gfp_mask,
> >> +unsigned int
On Tue, Jul 21, 2020 at 02:38:56PM +0200, Vlastimil Babka wrote:
> On 7/21/20 2:05 PM, Matthew Wilcox wrote:
> > On Tue, Jul 21, 2020 at 12:28:49PM +0900, js1...@gmail.com wrote:
> >> @@ -4619,8 +4631,10 @@ __alloc_pages_slowpath(gfp_t gfp_mask, unsigned int
> >> order,
> >>
On 7/21/20 2:05 PM, Matthew Wilcox wrote:
> On Tue, Jul 21, 2020 at 12:28:49PM +0900, js1...@gmail.com wrote:
>> +static inline unsigned int current_alloc_flags(gfp_t gfp_mask,
>> +unsigned int alloc_flags)
>> +{
>> +#ifdef CONFIG_CMA
>> +unsigned int pflags
On Tue, Jul 21, 2020 at 12:28:49PM +0900, js1...@gmail.com wrote:
> +static inline unsigned int current_alloc_flags(gfp_t gfp_mask,
> + unsigned int alloc_flags)
> +{
> +#ifdef CONFIG_CMA
> + unsigned int pflags = current->flags;
> +
> + if (!(pflags &
On 7/21/20 5:28 AM, js1...@gmail.com wrote:
> From: Joonsoo Kim
>
> Currently, memalloc_nocma_{save/restore} API that prevents CMA area
> in page allocation is implemented by using current_gfp_context(). However,
> there are two problems of this implementation.
>
> First, this doesn't work for
From: Joonsoo Kim
Currently, memalloc_nocma_{save/restore} API that prevents CMA area
in page allocation is implemented by using current_gfp_context(). However,
there are two problems of this implementation.
First, this doesn't work for allocation fastpath. In the fastpath,
original gfp_mask is
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