On Thu, Feb 18, 2021 at 03:33:39PM +, Joao Martins wrote:
> in a bvec at once? e.g. something like from this:
>
> bio_for_each_segment_all(bvec, bio, iter_all) {
> if (mark_dirty && !PageCompound(bvec->bv_page))
> set_page_dirty_lock(bvec->bv_pag
On 2/18/21 3:33 PM, Joao Martins wrote:
> On 2/18/21 7:24 AM, Christoph Hellwig wrote:
>> On Fri, Feb 12, 2021 at 01:08:39PM +, Joao Martins wrote:
>>> Hey,
>>>
>>> This series improves page unpinning, with an eye on improving MR
>>> deregistration for big swaths of memory (which is bound by
On 2/18/21 7:24 AM, Christoph Hellwig wrote:
> On Fri, Feb 12, 2021 at 01:08:39PM +, Joao Martins wrote:
>> Hey,
>>
>> This series improves page unpinning, with an eye on improving MR
>> deregistration for big swaths of memory (which is bound by the page
>> unpining), particularly:
>
> Can you
On Fri, Feb 12, 2021 at 01:08:39PM +, Joao Martins wrote:
> Hey,
>
> This series improves page unpinning, with an eye on improving MR
> deregistration for big swaths of memory (which is bound by the page
> unpining), particularly:
Can you also take a look at the (bdev and iomap) direct I/O co
Hey,
This series improves page unpinning, with an eye on improving MR
deregistration for big swaths of memory (which is bound by the page
unpining), particularly:
1) Decrement the head page by @ntails and thus reducing a lot the number of
atomic operations per compound page. This is done by comp
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