On 11/16/18 1:31 AM, Andrew Morton wrote:
> On Mon, 12 Nov 2018 12:57:34 +0300 Pavel Tikhomirov
> wrote:
>
>> If all pages are deleted from the mapping by memory reclaim and also
>> moved to the cleancache:
>>
>> __delete_from_page_cache
>> (no shadow case)
>> unaccount_page_cache_page
>>
On Mon, 12 Nov 2018 12:57:34 +0300 Pavel Tikhomirov
wrote:
> If all pages are deleted from the mapping by memory reclaim and also
> moved to the cleancache:
>
> __delete_from_page_cache
> (no shadow case)
> unaccount_page_cache_page
> cleancache_put_page
> page_cache_delete
> mapp
On Mon, 12 Nov 2018 12:31:53 +0100 Jan Kara wrote:
> > mm/truncate.c | 4 ++--
> > 1 file changed, 2 insertions(+), 2 deletions(-)
>
> The patch looks good but can you add a short comment before the
> truncate_inode_pages() call explaining why it needs to be called always?
> Something like:
>
On Mon 12-11-18 14:40:06, Andrey Ryabinin wrote:
>
>
> On 11/12/18 2:31 PM, Jan Kara wrote:
> > On Mon 12-11-18 12:57:34, Pavel Tikhomirov wrote:
> >> If all pages are deleted from the mapping by memory reclaim and also
> >> moved to the cleancache:
> >>
> >> __delete_from_page_cache
> >> (no s
On 11/12/18 2:31 PM, Jan Kara wrote:
> On Mon 12-11-18 12:57:34, Pavel Tikhomirov wrote:
>> If all pages are deleted from the mapping by memory reclaim and also
>> moved to the cleancache:
>>
>> __delete_from_page_cache
>> (no shadow case)
>> unaccount_page_cache_page
>> cleancache_put_p
On Mon 12-11-18 12:57:34, Pavel Tikhomirov wrote:
> If all pages are deleted from the mapping by memory reclaim and also
> moved to the cleancache:
>
> __delete_from_page_cache
> (no shadow case)
> unaccount_page_cache_page
> cleancache_put_page
> page_cache_delete
> mapping->nrpages
If all pages are deleted from the mapping by memory reclaim and also
moved to the cleancache:
__delete_from_page_cache
(no shadow case)
unaccount_page_cache_page
cleancache_put_page
page_cache_delete
mapping->nrpages -= nr
(nrpages becomes 0)
We don't clean the cleancache for an
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