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-rw-r--r--kernel/res_counter.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/kernel/res_counter.c b/kernel/res_counter.c
index bf8e753..e1338f0 100644
--- a/kernel/res_counter.c
+++ b/kernel/res_counter.c
@@ -18,7 +18,7 @@
void res_counter_init(struct res_counter *counter, struct res_counter *parent)
{
spin_lock_init(&counter->lock);
- counter->limit = (unsigned long long)LLONG_MAX;
+ counter->limit = RESOURCE_MAX;
counter->parent = parent;
}
@@ -133,6 +133,16 @@ int res_counter_memparse_write_strategy(const char *buf,
unsigned long long *res)
{
char *end;
+
+ /* return RESOURCE_MAX(unlimited) if "-1" is specified */
+ if (*buf == '-') {
+ *res = simple_strtoull(buf + 1, &end, 10);
+ if (*res != 1 || *end != '\0')
+ return -EINVAL;
+ *res = RESOURCE_MAX;
+ return 0;
+ }
+
/* FIXME - make memparse() take const char* args */
*res = memparse((char *)buf, &end);
if (*end != '\0')
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