From: Johannes Weiner <hannes@cmpxchg.org>
To: Song Liu <songliubraving@fb.com>
Cc: linux-mm@kvack.org, linux-fsdevel@vger.kernel.org,
linux-kernel@vger.kernel.org, matthew.wilcox@oracle.com,
kirill.shutemov@linux.intel.com, kernel-team@fb.com,
william.kucharski@oracle.com, akpm@linux-foundation.org,
hdanton@sina.com
Subject: Re: [PATCH v9 3/6] mm,thp: stats for file backed THP
Date: Wed, 10 Jul 2019 13:59:05 -0400 [thread overview]
Message-ID: <20190710175905.GD11197@cmpxchg.org> (raw)
In-Reply-To: <20190625001246.685563-4-songliubraving@fb.com>
On Mon, Jun 24, 2019 at 05:12:43PM -0700, Song Liu wrote:
> @@ -413,6 +413,7 @@ struct mem_size_stats {
> unsigned long lazyfree;
> unsigned long anonymous_thp;
> unsigned long shmem_thp;
> + unsigned long file_thp;
This appears to be unused.
Other than that, this looks good to me. It's a bit of a shame that
it's not symmetrical with the anon THP stats, but that already
diverged on shmem pages, so not your fault... Ah well.
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
next prev parent reply other threads:[~2019-07-10 17:59 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-25 0:12 [PATCH v9 0/6] Enable THP for text section of non-shmem files Song Liu
2019-06-25 0:12 ` [PATCH v9 1/6] filemap: check compound_head(page)->mapping in filemap_fault() Song Liu
2019-07-10 17:44 ` Johannes Weiner
2019-07-10 17:51 ` Johannes Weiner
2019-06-25 0:12 ` [PATCH v9 2/6] filemap: update offset check " Song Liu
2019-07-10 17:52 ` Johannes Weiner
2019-06-25 0:12 ` [PATCH v9 3/6] mm,thp: stats for file backed THP Song Liu
2019-07-10 17:59 ` Johannes Weiner [this message]
2019-06-25 0:12 ` [PATCH v9 4/6] khugepaged: rename collapse_shmem() and khugepaged_scan_shmem() Song Liu
2019-06-27 13:19 ` Rik van Riel
2019-07-10 18:21 ` Johannes Weiner
2019-06-25 0:12 ` [PATCH v9 5/6] mm,thp: add read-only THP support for (non-shmem) FS Song Liu
2019-07-10 18:48 ` Johannes Weiner
2019-07-22 23:41 ` Song Liu
2019-07-23 23:59 ` Huang, Kai
2019-07-28 6:41 ` Song Liu
2019-06-25 0:12 ` [PATCH v9 6/6] mm,thp: avoid writes to file with THP in pagecache Song Liu
2019-06-27 13:18 ` Rik van Riel
2019-07-10 19:11 ` Johannes Weiner
2019-06-27 12:46 ` [PATCH v9 0/6] Enable THP for text section of non-shmem files Kirill A. Shutemov
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