From: Shaohua Li <shli@fb.com> To: <linux-kernel@vger.kernel.org>, <linux-mm@kvack.org> Cc: <Kernel-team@fb.com>, <danielmicay@gmail.com>, <mhocko@suse.com>, <minchan@kernel.org>, <hughd@google.com>, <hannes@cmpxchg.org>, <riel@redhat.com>, <mgorman@techsingularity.net>, <akpm@linux-foundation.org> Subject: [PATCH V2 6/7] proc: show MADV_FREE pages info in smaps Date: Fri, 3 Feb 2017 15:33:22 -0800 [thread overview] Message-ID: <1239fb2871c55d63e7e649ad14c6dabaef131d66.1486163864.git.shli@fb.com> (raw) In-Reply-To: <cover.1486163864.git.shli@fb.com> Cc: Michal Hocko <mhocko@suse.com> Cc: Minchan Kim <minchan@kernel.org> Cc: Hugh Dickins <hughd@google.com> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Rik van Riel <riel@redhat.com> Cc: Mel Gorman <mgorman@techsingularity.net> Cc: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Shaohua Li <shli@fb.com> --- fs/proc/task_mmu.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index ee3efb2..8f2423f 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -440,6 +440,7 @@ struct mem_size_stats { unsigned long private_dirty; unsigned long referenced; unsigned long anonymous; + unsigned long lazyfree; unsigned long anonymous_thp; unsigned long shmem_thp; unsigned long swap; @@ -456,8 +457,11 @@ static void smaps_account(struct mem_size_stats *mss, struct page *page, int i, nr = compound ? 1 << compound_order(page) : 1; unsigned long size = nr * PAGE_SIZE; - if (PageAnon(page)) + if (PageAnon(page)) { mss->anonymous += size; + if (!PageSwapBacked(page)) + mss->lazyfree += size; + } mss->resident += size; /* Accumulate the size in pages that have been accessed. */ @@ -770,6 +774,7 @@ static int show_smap(struct seq_file *m, void *v, int is_pid) "Private_Dirty: %8lu kB\n" "Referenced: %8lu kB\n" "Anonymous: %8lu kB\n" + "LazyFree: %8lu kB\n" "AnonHugePages: %8lu kB\n" "ShmemPmdMapped: %8lu kB\n" "Shared_Hugetlb: %8lu kB\n" @@ -788,6 +793,7 @@ static int show_smap(struct seq_file *m, void *v, int is_pid) mss.private_dirty >> 10, mss.referenced >> 10, mss.anonymous >> 10, + mss.lazyfree >> 10, mss.anonymous_thp >> 10, mss.shmem_thp >> 10, mss.shared_hugetlb >> 10, -- 2.9.3
WARNING: multiple messages have this Message-ID (diff)
From: Shaohua Li <shli@fb.com> To: linux-kernel@vger.kernel.org, linux-mm@kvack.org Cc: Kernel-team@fb.com, danielmicay@gmail.com, mhocko@suse.com, minchan@kernel.org, hughd@google.com, hannes@cmpxchg.org, riel@redhat.com, mgorman@techsingularity.net, akpm@linux-foundation.org Subject: [PATCH V2 6/7] proc: show MADV_FREE pages info in smaps Date: Fri, 3 Feb 2017 15:33:22 -0800 [thread overview] Message-ID: <1239fb2871c55d63e7e649ad14c6dabaef131d66.1486163864.git.shli@fb.com> (raw) In-Reply-To: <cover.1486163864.git.shli@fb.com> Cc: Michal Hocko <mhocko@suse.com> Cc: Minchan Kim <minchan@kernel.org> Cc: Hugh Dickins <hughd@google.com> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Rik van Riel <riel@redhat.com> Cc: Mel Gorman <mgorman@techsingularity.net> Cc: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Shaohua Li <shli@fb.com> --- fs/proc/task_mmu.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index ee3efb2..8f2423f 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -440,6 +440,7 @@ struct mem_size_stats { unsigned long private_dirty; unsigned long referenced; unsigned long anonymous; + unsigned long lazyfree; unsigned long anonymous_thp; unsigned long shmem_thp; unsigned long swap; @@ -456,8 +457,11 @@ static void smaps_account(struct mem_size_stats *mss, struct page *page, int i, nr = compound ? 1 << compound_order(page) : 1; unsigned long size = nr * PAGE_SIZE; - if (PageAnon(page)) + if (PageAnon(page)) { mss->anonymous += size; + if (!PageSwapBacked(page)) + mss->lazyfree += size; + } mss->resident += size; /* Accumulate the size in pages that have been accessed. */ @@ -770,6 +774,7 @@ static int show_smap(struct seq_file *m, void *v, int is_pid) "Private_Dirty: %8lu kB\n" "Referenced: %8lu kB\n" "Anonymous: %8lu kB\n" + "LazyFree: %8lu kB\n" "AnonHugePages: %8lu kB\n" "ShmemPmdMapped: %8lu kB\n" "Shared_Hugetlb: %8lu kB\n" @@ -788,6 +793,7 @@ static int show_smap(struct seq_file *m, void *v, int is_pid) mss.private_dirty >> 10, mss.referenced >> 10, mss.anonymous >> 10, + mss.lazyfree >> 10, mss.anonymous_thp >> 10, mss.shmem_thp >> 10, mss.shared_hugetlb >> 10, -- 2.9.3 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
next prev parent reply other threads:[~2017-02-03 23:33 UTC|newest] Thread overview: 62+ messages / expand[flat|nested] mbox.gz Atom feed top 2017-02-03 23:33 [PATCH V2 0/7] mm: fix some MADV_FREE issues Shaohua Li 2017-02-03 23:33 ` Shaohua Li 2017-02-03 23:33 ` [PATCH V2 1/7] mm: don't assume anonymous pages have SwapBacked flag Shaohua Li 2017-02-03 23:33 ` Shaohua Li 2017-02-03 23:33 ` [PATCH V2 2/7] mm: move MADV_FREE pages into LRU_INACTIVE_FILE list Shaohua Li 2017-02-03 23:33 ` Shaohua Li 2017-02-04 6:38 ` Hillf Danton 2017-02-04 6:38 ` Hillf Danton 2017-02-09 6:33 ` Hillf Danton 2017-02-09 6:33 ` Hillf Danton 2017-02-10 6:50 ` Minchan Kim 2017-02-10 6:50 ` Minchan Kim 2017-02-10 17:30 ` Shaohua Li 2017-02-10 17:30 ` Shaohua Li 2017-02-13 4:57 ` Minchan Kim 2017-02-13 4:57 ` Minchan Kim 2017-02-10 13:02 ` Michal Hocko 2017-02-10 13:02 ` Michal Hocko 2017-02-10 17:33 ` Shaohua Li 2017-02-10 17:33 ` Shaohua Li 2017-02-03 23:33 ` [PATCH V2 3/7] mm: reclaim MADV_FREE pages Shaohua Li 2017-02-03 23:33 ` Shaohua Li 2017-02-10 6:58 ` Minchan Kim 2017-02-10 6:58 ` Minchan Kim 2017-02-10 17:43 ` Shaohua Li 2017-02-10 17:43 ` Shaohua Li 2017-02-13 5:06 ` Minchan Kim 2017-02-13 5:06 ` Minchan Kim 2017-02-10 13:23 ` Michal Hocko 2017-02-10 13:23 ` Michal Hocko 2017-02-03 23:33 ` [PATCH V2 4/7] mm: enable MADV_FREE for swapless system Shaohua Li 2017-02-03 23:33 ` Shaohua Li 2017-02-03 23:33 ` [PATCH V2 5/7] mm: add vmstat account for MADV_FREE pages Shaohua Li 2017-02-03 23:33 ` Shaohua Li 2017-02-10 13:27 ` Michal Hocko 2017-02-10 13:27 ` Michal Hocko 2017-02-10 17:50 ` Shaohua Li 2017-02-10 17:50 ` Shaohua Li 2017-02-21 9:43 ` Michal Hocko 2017-02-21 9:43 ` Michal Hocko 2017-02-03 23:33 ` Shaohua Li [this message] 2017-02-03 23:33 ` [PATCH V2 6/7] proc: show MADV_FREE pages info in smaps Shaohua Li 2017-02-10 13:30 ` Michal Hocko 2017-02-10 13:30 ` Michal Hocko 2017-02-10 17:52 ` Shaohua Li 2017-02-10 17:52 ` Shaohua Li 2017-02-22 2:47 ` Minchan Kim 2017-02-22 2:47 ` Minchan Kim 2017-02-22 4:11 ` Shaohua Li 2017-02-22 4:11 ` Shaohua Li 2017-02-03 23:33 ` [PATCH V2 7/7] mm: add a separate RSS for MADV_FREE pages Shaohua Li 2017-02-03 23:33 ` Shaohua Li 2017-02-10 13:35 ` Michal Hocko 2017-02-10 13:35 ` Michal Hocko 2017-02-10 18:01 ` Shaohua Li 2017-02-10 18:01 ` Shaohua Li 2017-02-21 9:45 ` Michal Hocko 2017-02-21 9:45 ` Michal Hocko 2017-02-22 0:46 ` Minchan Kim 2017-02-22 0:46 ` Minchan Kim 2017-02-22 1:27 ` Shaohua Li 2017-02-22 1:27 ` Shaohua Li
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=1239fb2871c55d63e7e649ad14c6dabaef131d66.1486163864.git.shli@fb.com \ --to=shli@fb.com \ --cc=Kernel-team@fb.com \ --cc=akpm@linux-foundation.org \ --cc=danielmicay@gmail.com \ --cc=hannes@cmpxchg.org \ --cc=hughd@google.com \ --cc=linux-kernel@vger.kernel.org \ --cc=linux-mm@kvack.org \ --cc=mgorman@techsingularity.net \ --cc=mhocko@suse.com \ --cc=minchan@kernel.org \ --cc=riel@redhat.com \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.