Andrew, please, drop this patch.
It misses, that the caller (i.e. cmp_and_merge_page()) is not symmetrical
for page and tree_page (there is put_page(tree_page) in the caller).
We could change try_to_merge_two_pages() arguments and to pass &rmap_item,
&page, &tree_rmap_item and &tree_page from the
On 10.11.2018 0:08, Andrew Morton wrote:
> On Fri, 19 Oct 2018 15:33:39 +0300 Kirill Tkhai wrote:
>
>> v3: Comment improvements.
>> v2: Style improvements.
>>
>> try_to_merge_two_pages() merges two pages, one of them
>> is a page of currently scanned mm, the second is a page
>> with identical has
On Fri, 19 Oct 2018 15:33:39 +0300 Kirill Tkhai wrote:
> v3: Comment improvements.
> v2: Style improvements.
>
> try_to_merge_two_pages() merges two pages, one of them
> is a page of currently scanned mm, the second is a page
> with identical hash from unstable tree. Currently, we
> merge the pa
v3: Comment improvements.
v2: Style improvements.
try_to_merge_two_pages() merges two pages, one of them
is a page of currently scanned mm, the second is a page
with identical hash from unstable tree. Currently, we
merge the page from unstable tree into the first one,
and then free it.
The idea o
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