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[83.52.55.163]) by smtp.gmail.com with ESMTPSA id u23sm7816790wmc.24.2021.08.19.07.20.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 19 Aug 2021 07:20:59 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [PATCH 4/6] hw/dma: Replace alloc() + address_space_init() by address_space_create() Date: Thu, 19 Aug 2021 16:20:37 +0200 Message-Id: <20210819142039.2825366-5-philmd@redhat.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210819142039.2825366-1-philmd@redhat.com> References: <20210819142039.2825366-1-philmd@redhat.com> MIME-Version: 1.0 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=philmd@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=216.205.24.124; envelope-from=philmd@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -34 X-Spam_score: -3.5 X-Spam_bar: --- X-Spam_report: (-3.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.7, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , David Hildenbrand , Mark Cave-Ayland , Alistair Francis , Jianxian Wen , Peter Xu , qemu-arm@nongnu.org, Gerd Hoffmann , Paolo Bonzini , "Edgar E. Iglesias" , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Replace g_malloc0() + address_space_init() by address_space_create(). Release the resource in DeviceUnrealize(). Signed-off-by: Philippe Mathieu-Daudé --- hw/dma/xlnx-zdma.c | 15 +++++++++------ hw/dma/xlnx_csu_dma.c | 9 ++------- 2 files changed, 11 insertions(+), 13 deletions(-) diff --git a/hw/dma/xlnx-zdma.c b/hw/dma/xlnx-zdma.c index fa38a556341..9f6b3fa47c6 100644 --- a/hw/dma/xlnx-zdma.c +++ b/hw/dma/xlnx-zdma.c @@ -777,15 +777,17 @@ static void zdma_realize(DeviceState *dev, Error **errp) }; } - if (s->dma_mr) { - s->dma_as = g_malloc0(sizeof(AddressSpace)); - address_space_init(s->dma_as, s->dma_mr, NULL); - } else { - s->dma_as = &address_space_memory; - } + s->dma_as = address_space_create(s->dma_mr ?: get_system_memory(), NULL); s->attr = MEMTXATTRS_UNSPECIFIED; } +static void zdma_unrealize(DeviceState *dev) +{ + XlnxZDMA *s = XLNX_ZDMA(dev); + + address_space_destroy(s->dma_as); +} + static void zdma_init(Object *obj) { XlnxZDMA *s = XLNX_ZDMA(obj); @@ -827,6 +829,7 @@ static void zdma_class_init(ObjectClass *klass, void *data) dc->reset = zdma_reset; dc->realize = zdma_realize; + dc->unrealize = zdma_unrealize; device_class_set_props(dc, zdma_props); dc->vmsd = &vmstate_zdma; } diff --git a/hw/dma/xlnx_csu_dma.c b/hw/dma/xlnx_csu_dma.c index 0c1c19cab5a..730c0f999ce 100644 --- a/hw/dma/xlnx_csu_dma.c +++ b/hw/dma/xlnx_csu_dma.c @@ -648,13 +648,7 @@ static void xlnx_csu_dma_realize(DeviceState *dev, Error **errp) s->src_timer = ptimer_init(xlnx_csu_dma_src_timeout_hit, s, PTIMER_POLICY_DEFAULT); - if (s->dma_mr) { - s->dma_as = g_malloc0(sizeof(AddressSpace)); - address_space_init(s->dma_as, s->dma_mr, NULL); - } else { - s->dma_as = &address_space_memory; - } - + s->dma_as = address_space_create(s->dma_mr ?: get_system_memory(), NULL); s->attr = MEMTXATTRS_UNSPECIFIED; s->r_size_last_word = 0; @@ -665,6 +659,7 @@ static void xlnx_csu_dma_unrealize(DeviceState *dev) XlnxCSUDMA *s = XLNX_CSU_DMA(dev); ptimer_free(s->src_timer); + address_space_destroy(s->dma_as); } static const VMStateDescription vmstate_xlnx_csu_dma = { -- 2.31.1