#include <linux/sysctl.h>
#include <linux/module.h>
#include <linux/rcupdate.h>
+#include <linux/string.h>
#include <asm/uaccess.h>
#include <asm/cacheflush.h>
}
EXPORT_SYMBOL(kmem_cache_size);
+const char *kmem_cache_name(kmem_cache_t *cachep)
+{
+ return cachep->name;
+}
+EXPORT_SYMBOL_GPL(kmem_cache_name);
+
struct ccupdate_struct {
kmem_cache_t *cachep;
struct array_cache *new[NR_CPUS];
}
check_irq_on();
up(&cache_chain_sem);
+ drain_remote_pages();
/* Setup the next iteration */
schedule_delayed_work(&__get_cpu_var(reap_work), REAPTIMEOUT_CPUC + smp_processor_id());
}
return size;
}
+
+
+/*
+ * kstrdup - allocate space for and copy an existing string
+ *
+ * @s: the string to duplicate
+ * @gfp: the GFP mask used in the kmalloc() call when allocating memory
+ */
+char *kstrdup(const char *s, int gfp)
+{
+ size_t len;
+ char *buf;
+
+ if (!s)
+ return NULL;
+
+ len = strlen(s) + 1;
+ buf = kmalloc(len, gfp);
+ if (buf)
+ memcpy(buf, s, len);
+ return buf;
+}
+EXPORT_SYMBOL(kstrdup);