WebSVN – HelenOS – Diff – /trunk/kernel/test/mm/slab2.c

 /** Fill memory with 2 caches, when allocation fails,
  *  free one of the caches. We should have everything in magazines,
  *  now allocation should clean magazines and allow for full allocation.
  */
-static void totalmemtest(void)
+static void totalmemtest(bool quiet)
+{
     slab_cache_t *cache1;
     slab_cache_t *cache2;
     int i;
     void *data1, *data2;
-    void *olddata1=NULL, *olddata2=NULL;
+    void *olddata1 = NULL, *olddata2 = NULL;
     cache1 = slab_cache_create("cache1_tst", ITEM_SIZE, 0, NULL, NULL, 0);
     cache2 = slab_cache_create("cache2_tst", ITEM_SIZE, 0, NULL, NULL, 0);
+    if (!quiet)
-    printf("Allocating...");
+        printf("Allocating...");
     /* Use atomic alloc, so that we find end of memory */
     do {
         data1 = slab_alloc(cache1, FRAME_ATOMIC);
         data2 = slab_alloc(cache2, FRAME_ATOMIC);
-        if (!data1 || !data2) {
+        if ((!data1) || (!data2)) {
             if (data1)
-                slab_free(cache1,data1);
+                slab_free(cache1, data1);
             if (data2)
-                slab_free(cache2,data2);
+                slab_free(cache2, data2);
             break;
+        }
-        memsetb((uintptr_t)data1, ITEM_SIZE, 0);
+        memsetb((uintptr_t) data1, ITEM_SIZE, 0);
-        memsetb((uintptr_t)data2, ITEM_SIZE, 0);
+        memsetb((uintptr_t) data2, ITEM_SIZE, 0);
-        *((void **)data1) = olddata1;
+        *((void **) data1) = olddata1;
-        *((void **)data2) = olddata2;
+        *((void **) data2) = olddata2;
         olddata1 = data1;
         olddata2 = data2;
-    } while(1);
+    } while (1);
+    if (!quiet) {
-    printf("done.\n");
+        printf("done.\n");
+        printf("Deallocating cache2...");
+    }
     /* We do not have memory - now deallocate cache2 */
-    printf("Deallocating cache2...");
     while (olddata2) {
-        data2 = *((void **)olddata2);
+        data2 = *((void **) olddata2);
         slab_free(cache2, olddata2);
         olddata2 = data2;
+    }
+    if (!quiet) {
-    printf("done.\n");
+        printf("done.\n");
-    printf("Allocating to cache1...\n");
+        printf("Allocating to cache1...\n");
+    }
-    for (i=0; i<30; i++) {
+    for (i = 0; i < 30; i++) {
         data1 = slab_alloc(cache1, FRAME_ATOMIC);
         if (!data1) {
+            if (!quiet)
-            printf("Incorrect memory size - use another test.");
+                printf("Incorrect memory size - use another test.");
             return;
+        }
-        memsetb((uintptr_t)data1, ITEM_SIZE, 0);
+        memsetb((uintptr_t) data1, ITEM_SIZE, 0);
-        *((void **)data1) = olddata1;
+        *((void **) data1) = olddata1;
         olddata1 = data1;
+    }
     while (1) {
         data1 = slab_alloc(cache1, FRAME_ATOMIC);
-        if (!data1) {
+        if (!data1)
             break;
-        }
-        memsetb((uintptr_t)data1, ITEM_SIZE, 0);
+        memsetb((uintptr_t) data1, ITEM_SIZE, 0);
-        *((void **)data1) = olddata1;
+        *((void **) data1) = olddata1;
         olddata1 = data1;
+    }
+    if (!quiet)
-    printf("Deallocating cache1...");
+        printf("Deallocating cache1...");
     while (olddata1) {
-        data1 = *((void **)olddata1);
+        data1 = *((void **) olddata1);
         slab_free(cache1, olddata1);
         olddata1 = data1;
+    }
+    if (!quiet) {
-    printf("done.\n");
+        printf("done.\n");
-    slab_print_list();
+        slab_print_list();
+    }
     slab_cache_destroy(cache1);
     slab_cache_destroy(cache2);
+}
 static slab_cache_t *thr_cache;
 static semaphore_t thr_sem;
 static condvar_t thread_starter;
 static mutex_t starter_mutex;
+static bool sh_quiet;
 #define THREADS 8
 static void slabtest(void *priv)
+{
     void *data = NULL, *new;
     thread_detach(THREAD);
     mutex_lock(&starter_mutex);
     condvar_wait(&thread_starter,&starter_mutex);
     mutex_unlock(&starter_mutex);
+    if (!sh_quiet)
-    printf("Starting thread #%d...\n",THREAD->tid);
+        printf("Starting thread #%d...\n",THREAD->tid);
     /* Alloc all */
+    if (!sh_quiet)
-    printf("Thread #%d allocating...\n", THREAD->tid);
+        printf("Thread #%d allocating...\n", THREAD->tid);
     while (1) {
         /* Call with atomic to detect end of memory */
         new = slab_alloc(thr_cache, FRAME_ATOMIC);
         if (!new)
             break;
-        *((void **)new) = data;
+        *((void **) new) = data;
         data = new;
+    }
+    if (!sh_quiet)
-    printf("Thread #%d releasing...\n", THREAD->tid);
+        printf("Thread #%d releasing...\n", THREAD->tid);
     while (data) {
         new = *((void **)data);
-        *((void **)data) = NULL;
+        *((void **) data) = NULL;
         slab_free(thr_cache, data);
         data = new;
+    }
+    if (!sh_quiet)
-    printf("Thread #%d allocating...\n", THREAD->tid);
+        printf("Thread #%d allocating...\n", THREAD->tid);
     while (1) {
         /* Call with atomic to detect end of memory */
         new = slab_alloc(thr_cache, FRAME_ATOMIC);
         if (!new)
             break;
-        *((void **)new) = data;
+        *((void **) new) = data;
         data = new;
+    }
+    if (!sh_quiet)
-    printf("Thread #%d releasing...\n", THREAD->tid);
+        printf("Thread #%d releasing...\n", THREAD->tid);
     while (data) {
         new = *((void **)data);
-        *((void **)data) = NULL;
+        *((void **) data) = NULL;
         slab_free(thr_cache, data);
         data = new;
+    }
+    if (!sh_quiet)
-    printf("Thread #%d finished\n", THREAD->tid);
+        printf("Thread #%d finished\n", THREAD->tid);
     slab_print_list();
     semaphore_up(&thr_sem);
+}
-static void multitest(int size)
+static void multitest(int size, bool quiet)
+{
     /* Start 8 threads that just allocate as much as possible,
      * then release everything, then again allocate, then release
      */
     thread_t *t;
     int i;
+    if (!quiet)
-    printf("Running stress test with size %d\n", size);
+        printf("Running stress test with size %d\n", size);
     condvar_initialize(&thread_starter);
     mutex_initialize(&starter_mutex);
-    thr_cache = slab_cache_create("thread_cache", size, 0,
+    thr_cache = slab_cache_create("thread_cache", size, 0, NULL, NULL, 0);
-                      NULL, NULL,
-);
     semaphore_initialize(&thr_sem,0);
     for (i = 0; i < THREADS; i++) {
-        if (!(t = thread_create(slabtest, NULL, TASK, 0, "slabtest", false)))
+        if (!(t = thread_create(slabtest, NULL, TASK, 0, "slabtest", false))) {
+            if (!quiet)
-            printf("Could not create thread %d\n", i);
+                printf("Could not create thread %d\n", i);
-        else
+        } else
             thread_ready(t);
+    }
     thread_sleep(1);
     condvar_broadcast(&thread_starter);
     for (i = 0; i < THREADS; i++)
         semaphore_down(&thr_sem);
     slab_cache_destroy(thr_cache);
+    if (!quiet)
-    printf("Stress test complete.\n");
+        printf("Stress test complete.\n");
+}
 char * test_slab2(bool quiet)
+{
+    sh_quiet = quiet;
+    if (!quiet)
-    printf("Running reclaim single-thread test .. pass 1\n");
+        printf("Running reclaim single-thread test .. pass 1\n");
-    totalmemtest();
+    totalmemtest(quiet);
+    if (!quiet)
-    printf("Running reclaim single-thread test .. pass 2\n");
+        printf("Running reclaim single-thread test .. pass 2\n");
-    totalmemtest();
+    totalmemtest(quiet);
+    if (!quiet)
-    printf("Reclaim test OK.\n");
+        printf("Reclaim test OK.\n");
-    multitest(128);
+    multitest(128, quiet);
-    multitest(2048);
+    multitest(2048, quiet);
-    multitest(8192);
+    multitest(8192, quiet);
-    printf("All done.\n");
     return NULL;
+}

Subversion Repositories HelenOS

(root)/trunk/kernel/test/mm/slab2.c – Rev 2050 → 2053