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Tsirkin" , Marcel Apfelbaum , =?UTF-8?q?Daniel=20P=20=2E=20Berrang=C3=A9?= , Eduardo Habkost , Jon Maloy , Siqi Chen Subject: [PATCH v3 5/7] ehci: switch to guarded DMA accesses Date: Fri, 28 Oct 2022 15:16:46 -0400 Message-Id: <20221028191648.964076-6-alxndr@bu.edu> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20221028191648.964076-1-alxndr@bu.edu> References: <20221028191648.964076-1-alxndr@bu.edu> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CES-GSUITE_AUTH: bf3aNvsZpxl8 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=216.71.137.81; envelope-from=alxndr@bu.edu; helo=esa11.hc2706-39.iphmx.com X-Spam_score_int: 0 X-Spam_score: -0.1 X-Spam_bar: / X-Spam_report: (-0.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, HK_RANDOM_ENVFROM=0.998, HK_RANDOM_FROM=0.998, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Qemu-devel" Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @bu.edu) X-ZM-MESSAGEID: 1666984790788100004 Content-Type: text/plain; charset="utf-8" Signed-off-by: Alexander Bulekov --- hw/usb/hcd-ehci.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/hw/usb/hcd-ehci.c b/hw/usb/hcd-ehci.c index d4da8dcb8d..b93f4d44c1 100644 --- a/hw/usb/hcd-ehci.c +++ b/hw/usb/hcd-ehci.c @@ -383,8 +383,8 @@ static inline int get_dwords(EHCIState *ehci, uint32_t = addr, } =20 for (i =3D 0; i < num; i++, buf++, addr +=3D sizeof(*buf)) { - dma_memory_read(ehci->as, addr, buf, sizeof(*buf), - MEMTXATTRS_UNSPECIFIED); + dma_memory_read_guarded(DEVICE(ehci), ehci->as, addr, buf, + sizeof(*buf), MEMTXATTRS_UNSPECIFIED); *buf =3D le32_to_cpu(*buf); } =20 @@ -406,8 +406,8 @@ static inline int put_dwords(EHCIState *ehci, uint32_t = addr, =20 for (i =3D 0; i < num; i++, buf++, addr +=3D sizeof(*buf)) { uint32_t tmp =3D cpu_to_le32(*buf); - dma_memory_write(ehci->as, addr, &tmp, sizeof(tmp), - MEMTXATTRS_UNSPECIFIED); + dma_memory_write_guarded(DEVICE(ehci), ehci->as, addr, &tmp, + sizeof(tmp), MEMTXATTRS_UNSPECIFIED); } =20 return num; --=20 2.27.0