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* Copyright (c) 2006 Sergey Bondari
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* - The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include <arch/mm/page.h>
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#include <arch/types.h>
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#include <proc/thread.h>
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#define MAX_FRAMES 256
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static atomic_t thread_count;
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static atomic_t thread_fail;
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static void falloc(void *arg)
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int order, run, allocated, i;
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uint8_t val = THREAD->tid % THREADS;
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void **frames = (void **) malloc(MAX_FRAMES * sizeof(void *), FRAME_ATOMIC);
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TPRINTF("Thread #%" PRIu64 " (cpu%u): Unable to allocate frames\n", THREAD->tid, CPU->id);
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atomic_inc(&thread_fail);
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atomic_dec(&thread_count);
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thread_detach(THREAD);
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for (run = 0; run < THREAD_RUNS; run++) {
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for (order = 0; order <= MAX_ORDER; order++) {
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TPRINTF("Thread #%" PRIu64 " (cpu%u): Allocating %d frames blocks ... \n", THREAD->tid, CPU->id, 1 << order);
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for (i = 0; i < (MAX_FRAMES >> order); i++) {
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frames[allocated] = frame_alloc(order, FRAME_ATOMIC | FRAME_KA);
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if (frames[allocated]) {
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memsetb(frames[allocated], FRAME_SIZE << order, val);
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TPRINTF("Thread #%" PRIu64 " (cpu%u): %d blocks allocated.\n", THREAD->tid, CPU->id, allocated);
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TPRINTF("Thread #%" PRIu64 " (cpu%u): Deallocating ... \n", THREAD->tid, CPU->id);
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for (i = 0; i < allocated; i++) {
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for (k = 0; k <= (((size_t) FRAME_SIZE << order) - 1); k++) {
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if (((uint8_t *) frames[i])[k] != val) {
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TPRINTF("Thread #%" PRIu64 " (cpu%u): Unexpected data (%c) in block %p offset %#" PRIs "\n", THREAD->tid, CPU->id, ((char *) frames[i])[k], frames[i], k);
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atomic_inc(&thread_fail);
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frame_free(KA2PA(frames[i]));
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TPRINTF("Thread #%" PRIu64 " (cpu%u): Finished run.\n", THREAD->tid, CPU->id);
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TPRINTF("Thread #%" PRIu64 " (cpu%u): Exiting\n", THREAD->tid, CPU->id);
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atomic_dec(&thread_count);
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char *test_falloc2(void)
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atomic_set(&thread_count, THREADS);
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atomic_set(&thread_fail, 0);
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for (i = 0; i < THREADS; i++) {
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thread_t * thrd = thread_create(falloc, NULL, TASK, 0, "falloc", false);
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TPRINTF("Could not create thread %u\n", i);
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while (atomic_get(&thread_count) > 0) {
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TPRINTF("Threads left: %ld\n", atomic_get(&thread_count));
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if (atomic_get(&thread_fail) == 0)
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return "Test failed";