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authorFelix Fietkau <nbd@openwrt.org>2009-06-14 20:42:33 +0000
committerFelix Fietkau <nbd@openwrt.org>2009-06-14 20:42:33 +0000
commitf88360279f91387dc61725226ad38c3c95d3790a (patch)
tree66d21f3483914eb7e674c45f3497ab8912094ac0 /target/linux/goldfish/patches-2.6.30/0053-lowmemorykiller-Don-t-count-free-space-unless-it-me.patch
parenta6d8f8be9e06c5ffb03f815c8c76ba743c64aa3d (diff)
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add the 'goldfish' target, useful for experimenting with virtual phone hardware (includes the emulator)
SVN-Revision: 16459
Diffstat (limited to 'target/linux/goldfish/patches-2.6.30/0053-lowmemorykiller-Don-t-count-free-space-unless-it-me.patch')
-rw-r--r--target/linux/goldfish/patches-2.6.30/0053-lowmemorykiller-Don-t-count-free-space-unless-it-me.patch53
1 files changed, 53 insertions, 0 deletions
diff --git a/target/linux/goldfish/patches-2.6.30/0053-lowmemorykiller-Don-t-count-free-space-unless-it-me.patch b/target/linux/goldfish/patches-2.6.30/0053-lowmemorykiller-Don-t-count-free-space-unless-it-me.patch
new file mode 100644
index 0000000..0a8e83a
--- /dev/null
+++ b/target/linux/goldfish/patches-2.6.30/0053-lowmemorykiller-Don-t-count-free-space-unless-it-me.patch
@@ -0,0 +1,53 @@
+From f82da10dcae73652a6f0355e4398b4be1af17e6b Mon Sep 17 00:00:00 2001
+From: =?utf-8?q?Arve=20Hj=C3=B8nnev=C3=A5g?= <arve@android.com>
+Date: Mon, 26 Jan 2009 19:22:19 -0800
+Subject: [PATCH 053/134] lowmemorykiller: Don't count free space unless it meets the specified limit by itself
+MIME-Version: 1.0
+Content-Type: text/plain; charset=utf-8
+Content-Transfer-Encoding: 8bit
+
+This allows processes to be killed when the kernel evict cache pages in
+an attempt to get more contiguous free memory.
+
+Signed-off-by: Arve Hjønnevåg <arve@android.com>
+---
+ drivers/staging/android/lowmemorykiller.c | 13 +++++++++----
+ 1 files changed, 9 insertions(+), 4 deletions(-)
+
+diff --git a/drivers/staging/android/lowmemorykiller.c b/drivers/staging/android/lowmemorykiller.c
+index b9a2e84..b2ab7fa 100644
+--- a/drivers/staging/android/lowmemorykiller.c
++++ b/drivers/staging/android/lowmemorykiller.c
+@@ -58,20 +58,25 @@ static int lowmem_shrink(int nr_to_scan, gfp_t gfp_mask)
+ int min_adj = OOM_ADJUST_MAX + 1;
+ int selected_tasksize = 0;
+ int array_size = ARRAY_SIZE(lowmem_adj);
+- int other_free = global_page_state(NR_FREE_PAGES) + global_page_state(NR_FILE_PAGES);
++ int other_free = global_page_state(NR_FREE_PAGES);
++ int other_file = global_page_state(NR_FILE_PAGES);
+ if(lowmem_adj_size < array_size)
+ array_size = lowmem_adj_size;
+ if(lowmem_minfree_size < array_size)
+ array_size = lowmem_minfree_size;
+ for(i = 0; i < array_size; i++) {
+- if(other_free < lowmem_minfree[i]) {
++ if (other_free < lowmem_minfree[i] &&
++ other_file < lowmem_minfree[i]) {
+ min_adj = lowmem_adj[i];
+ break;
+ }
+ }
+ if(nr_to_scan > 0)
+- lowmem_print(3, "lowmem_shrink %d, %x, ofree %d, ma %d\n", nr_to_scan, gfp_mask, other_free, min_adj);
+- rem = global_page_state(NR_ACTIVE) + global_page_state(NR_INACTIVE);
++ lowmem_print(3, "lowmem_shrink %d, %x, ofree %d %d, ma %d\n", nr_to_scan, gfp_mask, other_free, other_file, min_adj);
++ rem = global_page_state(NR_ACTIVE_ANON) +
++ global_page_state(NR_ACTIVE_FILE) +
++ global_page_state(NR_INACTIVE_ANON) +
++ global_page_state(NR_INACTIVE_FILE);
+ if (nr_to_scan <= 0 || min_adj == OOM_ADJUST_MAX + 1) {
+ lowmem_print(5, "lowmem_shrink %d, %x, return %d\n", nr_to_scan, gfp_mask, rem);
+ return rem;
+--
+1.6.2
+