From patchwork Fri May 6 14:10:05 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Christian_K=C3=B6nig?= X-Patchwork-Id: 82977 Received: from vger.kernel.org ([23.128.96.18]) by www.linuxtv.org with esmtp (Exim 4.92) (envelope-from ) id 1nmyfD-00HYoo-56; Fri, 06 May 2022 14:10:35 +0000 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1442113AbiEFOOO (ORCPT + 1 other); Fri, 6 May 2022 10:14:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37146 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1442111AbiEFOOJ (ORCPT ); Fri, 6 May 2022 10:14:09 -0400 Received: from mail-ej1-x635.google.com (mail-ej1-x635.google.com [IPv6:2a00:1450:4864:20::635]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EA02568FBA for ; Fri, 6 May 2022 07:10:12 -0700 (PDT) Received: by mail-ej1-x635.google.com with SMTP id i27so14687991ejd.9 for ; Fri, 06 May 2022 07:10:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=rUhOQoaS8SryVGFS1WVsHEEI67ebg1mSAumxdSxJz/U=; b=lU6nT6ElU5a9Th7b6Bn2x9KOLSBH7B7mSLKE7pKyrmRgMIaHNgq2zz0aFTEAlGOttX kpY8D84zbO19AF7lXnZvSFOFmK+IBUuwQ924WTEVf6umK10BLyka+fW2mcGp9xN63Zi9 bBiZtjErKEuXQs/3tb6WNN5o8dISboR0iuqGTRafUoya0clsmL1VboqnnlTe3yz6cK1i 4EjOXVrlSpa7Sc7+cMkNsmL8OU34Qrmz+ne+GbNsrUph67HucHwAkMsSB6/Z1xCf2xXL dYTJ6OlmMIhWPzXa7wqOWgnzAoMS9gUgVGWc4Cg9LIXNL5wu2bjr8oqeFPF2X9WYrKJ9 eAeg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=rUhOQoaS8SryVGFS1WVsHEEI67ebg1mSAumxdSxJz/U=; b=5prRW8ylSXU/QgRmemgaJVN6ITLgb4AJnsKlmzjKqm+lc6zv433nH9DfEYFs0m5teU AgRy+A9Hd3sjt3DR8wYDML95oNOZgBf53eG3xTB4NKzi7FpLgM9zUHe6NNVWmkf4sBF8 pRDPxYTmXsxpPnxDPfrtLbDLX3xy25aWh4WGx0flwE8S8y9eE3vxX0ujUymUQ3ybwiSt Q3MlxYRVsvpo8zEMThMFSUuUumBoBvkfH9dw870NXAcjUjVgkFnEqy6tEbd3YzgjTEnp XivXLTyw5tbZr25M2KoTuApgIBVpxCE8AI+7w3QA1vwaaj/pfIzzjFkjnroy8DquzbyS zATw== X-Gm-Message-State: AOAM531J0MryD8lP4VjCBBT9CwP+bP4qDj2ffzjN3ZNEdx/6p7NwHCP5 BEpYv9QlxETclidZirYME2btzfLXSpE= X-Google-Smtp-Source: ABdhPJwfiYF4mHA4H/ZVUKgDdWYM9v4yXITGNIkKMRFFj2u6HGVFd3YbG9zdc7rsAPj4vSK+80OBjQ== X-Received: by 2002:a17:907:72ce:b0:6f4:d139:c2b1 with SMTP id du14-20020a17090772ce00b006f4d139c2b1mr3117722ejc.563.1651846211215; Fri, 06 May 2022 07:10:11 -0700 (PDT) Received: from able.fritz.box (p57b0b3fd.dip0.t-ipconnect.de. [87.176.179.253]) by smtp.gmail.com with ESMTPSA id jx3-20020a170907760300b006f3ef214e22sm1915415ejc.136.2022.05.06.07.10.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 06 May 2022 07:10:10 -0700 (PDT) From: " =?utf-8?q?Christian_K=C3=B6nig?= " X-Google-Original-From: =?utf-8?q?Christian_K=C3=B6nig?= To: daniel@ffwll.ch, linaro-mm-sig@lists.linaro.org, dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org Cc: =?utf-8?q?Christian_K=C3=B6nig?= Subject: [PATCH 1/5] dma-buf: cleanup dma_fence_unwrap selftest v2 Date: Fri, 6 May 2022 16:10:05 +0200 Message-Id: <20220506141009.18047-1-christian.koenig@amd.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-LSpam-Score: -2.5 (--) X-LSpam-Report: No, score=-2.5 required=5.0 tests=BAYES_00=-1.9,DKIM_SIGNED=0.1,DKIM_VALID=-0.1,DKIM_VALID_AU=-0.1,FREEMAIL_FORGED_FROMDOMAIN=0.001,FREEMAIL_FROM=0.001,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1 autolearn=ham autolearn_force=no The selftests, fix the error handling, remove unused functions and stop leaking memory in failed tests. v2: fix the memory leak correctly. Signed-off-by: Christian König Reviewed-by: Daniel Vetter --- drivers/dma-buf/st-dma-fence-unwrap.c | 48 +++++++++++---------------- 1 file changed, 19 insertions(+), 29 deletions(-) diff --git a/drivers/dma-buf/st-dma-fence-unwrap.c b/drivers/dma-buf/st-dma-fence-unwrap.c index 039f016b57be..e20c5a7dcfe4 100644 --- a/drivers/dma-buf/st-dma-fence-unwrap.c +++ b/drivers/dma-buf/st-dma-fence-unwrap.c @@ -4,27 +4,19 @@ * Copyright (C) 2022 Advanced Micro Devices, Inc. */ +#include +#include +#include #include -#if 0 -#include -#include -#include -#include -#include -#include -#include -#endif #include "selftest.h" #define CHAIN_SZ (4 << 10) -static inline struct mock_fence { +struct mock_fence { struct dma_fence base; spinlock_t lock; -} *to_mock_fence(struct dma_fence *f) { - return container_of(f, struct mock_fence, base); -} +}; static const char *mock_name(struct dma_fence *f) { @@ -45,7 +37,8 @@ static struct dma_fence *mock_fence(void) return NULL; spin_lock_init(&f->lock); - dma_fence_init(&f->base, &mock_ops, &f->lock, 0, 0); + dma_fence_init(&f->base, &mock_ops, &f->lock, + dma_fence_context_alloc(1), 1); return &f->base; } @@ -59,7 +52,7 @@ static struct dma_fence *mock_array(unsigned int num_fences, ...) fences = kcalloc(num_fences, sizeof(*fences), GFP_KERNEL); if (!fences) - return NULL; + goto error_put; va_start(valist, num_fences); for (i = 0; i < num_fences; ++i) @@ -70,13 +63,17 @@ static struct dma_fence *mock_array(unsigned int num_fences, ...) dma_fence_context_alloc(1), 1, false); if (!array) - goto cleanup; + goto error_free; return &array->base; -cleanup: - for (i = 0; i < num_fences; ++i) - dma_fence_put(fences[i]); +error_free: kfree(fences); + +error_put: + va_start(valist, num_fences); + for (i = 0; i < num_fences; ++i) + dma_fence_put(va_arg(valist, typeof(*fences))); + va_end(valist); return NULL; } @@ -113,7 +110,6 @@ static int sanitycheck(void *arg) if (!chain) return -ENOMEM; - dma_fence_signal(f); dma_fence_put(chain); return err; } @@ -154,10 +150,8 @@ static int unwrap_array(void *arg) err = -EINVAL; } - dma_fence_signal(f1); - dma_fence_signal(f2); dma_fence_put(array); - return 0; + return err; } static int unwrap_chain(void *arg) @@ -196,10 +190,8 @@ static int unwrap_chain(void *arg) err = -EINVAL; } - dma_fence_signal(f1); - dma_fence_signal(f2); dma_fence_put(chain); - return 0; + return err; } static int unwrap_chain_array(void *arg) @@ -242,10 +234,8 @@ static int unwrap_chain_array(void *arg) err = -EINVAL; } - dma_fence_signal(f1); - dma_fence_signal(f2); dma_fence_put(chain); - return 0; + return err; } int dma_fence_unwrap(void)