Thread (7 messages) 7 messages, 3 authors, 2017-02-20

Re: [PATCH 1/3 v2 staging-next] android: Collect statistics from lowmemorykiller

From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: 2017-02-09 20:30:54
Also in: lkml

On Thu, Feb 09, 2017 at 04:42:35PM +0100, peter enderborg wrote:
This collects stats for shrinker calls and how much
waste work we do within the lowmemorykiller.

Signed-off-by: Peter Enderborg <redacted>
---
 drivers/staging/android/Kconfig                 | 11 ++++
 drivers/staging/android/Makefile                |  1 +
 drivers/staging/android/lowmemorykiller.c       |  9 ++-
 drivers/staging/android/lowmemorykiller_stats.c | 85 +++++++++++++++++++++++++
 drivers/staging/android/lowmemorykiller_stats.h | 29 +++++++++
 5 files changed, 134 insertions(+), 1 deletion(-)
 create mode 100644 drivers/staging/android/lowmemorykiller_stats.c
 create mode 100644 drivers/staging/android/lowmemorykiller_stats.h
What changed from v1?
quoted hunk ↗ jump to hunk
@@ -72,6 +73,7 @@ static unsigned long lowmem_deathpending_timeout;
 static unsigned long lowmem_count(struct shrinker *s,
                   struct shrink_control *sc)
 {
+    lmk_inc_stats(LMK_COUNT);
     return global_node_page_state(NR_ACTIVE_ANON) +
         global_node_page_state(NR_ACTIVE_FILE) +
         global_node_page_state(NR_INACTIVE_ANON) +
Your email client is eating tabs and spitting out spaces, making this
impossible to even consider being merged :(

Please fix your email client, documentation for how to do so is in the
kernel Documentation directory.

thanks,

greg k-h

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