From 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 22 Oct 2024 10:36:11 +0000
Subject: [PATCH] 修改4g拨号为QMI,需要在系统里后台执行quectel-CM
---
kernel/tools/testing/selftests/vm/compaction_test.c | 11 ++++++-----
1 files changed, 6 insertions(+), 5 deletions(-)
diff --git a/kernel/tools/testing/selftests/vm/compaction_test.c b/kernel/tools/testing/selftests/vm/compaction_test.c
index bcec712..9b42014 100644
--- a/kernel/tools/testing/selftests/vm/compaction_test.c
+++ b/kernel/tools/testing/selftests/vm/compaction_test.c
@@ -18,7 +18,8 @@
#include "../kselftest.h"
-#define MAP_SIZE 1048576
+#define MAP_SIZE_MB 100
+#define MAP_SIZE (MAP_SIZE_MB * 1024 * 1024)
struct map_list {
void *map;
@@ -165,7 +166,7 @@
void *map = NULL;
unsigned long mem_free = 0;
unsigned long hugepage_size = 0;
- unsigned long mem_fragmentable = 0;
+ long mem_fragmentable_MB = 0;
if (prereq() != 0) {
printf("Either the sysctl compact_unevictable_allowed is not\n"
@@ -190,9 +191,9 @@
return -1;
}
- mem_fragmentable = mem_free * 0.8 / 1024;
+ mem_fragmentable_MB = mem_free * 0.8 / 1024;
- while (mem_fragmentable > 0) {
+ while (mem_fragmentable_MB > 0) {
map = mmap(NULL, MAP_SIZE, PROT_READ | PROT_WRITE,
MAP_ANONYMOUS | MAP_PRIVATE | MAP_LOCKED, -1, 0);
if (map == MAP_FAILED)
@@ -213,7 +214,7 @@
for (i = 0; i < MAP_SIZE; i += page_size)
*(unsigned long *)(map + i) = (unsigned long)map + i;
- mem_fragmentable--;
+ mem_fragmentable_MB -= MAP_SIZE_MB;
}
for (entry = list; entry != NULL; entry = entry->next) {
--
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