From: Rik van Riel <riel@fb.com>
To: Johannes Weiner <hannes@cmpxchg.org>,
Andrew Morton <akpm@linux-foundation.org>
Cc: Michal Hocko <mhocko@suse.com>, <linux-mm@kvack.org>,
<cgroups@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<kernel-team@fb.com>
Subject: Re: [PATCH] mm: memcontrol: add file_thp, shmem_thp to memory.stat
Date: Thu, 22 Oct 2020 12:49:34 -0400 [thread overview]
Message-ID: <db4f86f30726a1a33c868155b4c681ac25569179.camel@fb.com> (raw)
In-Reply-To: <20201022151844.489337-1-hannes@cmpxchg.org>
On Thu, 2020-10-22 at 11:18 -0400, Johannes Weiner wrote:
> index e80aa9d2db68..334ce608735c 100644
> --- a/mm/filemap.c
> +++ b/mm/filemap.c
> @@ -204,9 +204,9 @@ static void unaccount_page_cache_page(struct
> address_space *mapping,
> if (PageSwapBacked(page)) {
> __mod_lruvec_page_state(page, NR_SHMEM, -nr);
> if (PageTransHuge(page))
> - __dec_node_page_state(page, NR_SHMEM_THPS);
> + __dec_lruvec_page_state(page, NR_SHMEM_THPS);
> } else if (PageTransHuge(page)) {
> - __dec_node_page_state(page, NR_FILE_THPS);
> + __dec_lruvec_page_state(page, NR_FILE_THPS);
> filemap_nr_thps_dec(mapping);
> }
This may be a dumb question, but does that mean the
NR_FILE_THPS number will no longer be visible in
/proc/vmstat or is there some magic I overlooked in
a cursory look of the code?
next prev parent reply other threads:[~2020-10-22 16:49 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-22 15:18 Johannes Weiner
2020-10-22 16:49 ` Rik van Riel [this message]
2020-10-22 16:57 ` Rik van Riel
2020-10-22 18:29 ` Johannes Weiner
2020-10-22 16:51 ` Shakeel Butt
2020-10-22 18:00 ` David Rientjes
2020-10-23 7:42 ` Michal Hocko
2020-10-25 18:37 ` Andrew Morton
2020-10-26 17:40 ` Johannes Weiner
2020-10-26 20:24 ` Song Liu
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