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AJvYcCUEuNvHdWigdMkWwpj+xvboHCKEOZUqu5LUqQ7OHc9IUqx8luO5m0fGSsRDT9bo/YJzkOZ1EArwnktVRaWMUohe0fy7SSc= X-Gm-Message-State: AOJu0Yy0cHBu0TQ7Ix5jIi8YGb02a21hVpQN/tzzigZXEHZ73Azw+64p 5Ovcvjzy1EZwaZ1wmSuorHft5KLQiFAYblNAVqnbnXY9ffE1/w/FBHA8tOabYJVcroDFGA== X-Google-Smtp-Source: AGHT+IECIBUjzPkjAo4w7jy6kH3zMTvSFAoJYLFOZkC+9ry7HWPq46mAQkLYq5f+IMiT6BwGdnhQ2VEf X-Received: from rkir98.kir.corp.google.com ([2620:15c:7d:4:df4:7552:4ba4:9441]) (user=rkir job=sendgmr) by 2002:a05:6902:1006:b0:dfe:1633:89e9 with SMTP id 3f1490d57ef6-e02be16c56dmr1753419276.1.1718914630473; Thu, 20 Jun 2024 13:17:10 -0700 (PDT) Date: Thu, 20 Jun 2024 13:16:54 -0700 Mime-Version: 1.0 X-Mailer: git-send-email 2.45.2.741.gdbec12cfda-goog Message-ID: <20240620201654.598024-1-rkir@google.com> Subject: [PATCH v2] exec: don't use void* in pointer arithmetic in headers From: Roman Kiryanov To: richard.henderson@linaro.org, peter.maydell@linaro.org, pbonzini@redhat.com, qemu-devel@nongnu.org Cc: jansene@google.com, mett@google.com, jpcottin@google.com, alex.bennee@linaro.org, berrange@redhat.com, Roman Kiryanov Received-SPF: pass client-ip=2607:f8b0:4864:20::1149; envelope-from=3Ro50ZgQKCm8eXVeTbbTYR.PbZdRZh-QRiRYabaTah.beT@flex--rkir.bounces.google.com; helo=mail-yw1-x1149.google.com X-Spam_score_int: -95 X-Spam_score: -9.6 X-Spam_bar: --------- X-Spam_report: (-9.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_MED=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01, USER_IN_DEF_DKIM_WL=-7.5 autolearn=ham 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: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org void* pointer arithmetic is a GCC extentension which could not be available in other build tools (e.g. C++). This changes removes this assumption. Google-Bug-Id: 331190993 Change-Id: I5a064853429f627c17a9213910811dea4ced6174 Signed-off-by: Roman Kiryanov --- v2: renamed from "use char* for pointer arithmetic" and removed all explicit extra cast with one typedef in memory.h. include/exec/memory.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/include/exec/memory.h b/include/exec/memory.h index b1713f30b8..b616338f05 100644 --- a/include/exec/memory.h +++ b/include/exec/memory.h @@ -2795,8 +2795,10 @@ MemTxResult address_space_write_rom(AddressSpace *as, hwaddr addr, #define ARG1_DECL AddressSpace *as #include "exec/memory_ldst_phys.h.inc" +typedef uint8_t *MemoryRegionCachePtr; + struct MemoryRegionCache { - void *ptr; + MemoryRegionCachePtr ptr; hwaddr xlat; hwaddr len; FlatView *fv;