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Fri, 15 May 2020 06:04:29 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-113-6.ams2.redhat.com [10.36.113.6]) by smtp.corp.redhat.com (Postfix) with ESMTPS id E0F805D9F3; Fri, 15 May 2020 06:04:28 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 6F92111358D0; Fri, 15 May 2020 08:04:24 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PULL 19/21] target: Remove unnecessary CPU() cast Date: Fri, 15 May 2020 08:04:22 +0200 Message-Id: <20200515060424.18993-20-armbru@redhat.com> In-Reply-To: <20200515060424.18993-1-armbru@redhat.com> References: <20200515060424.18993-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=205.139.110.120; envelope-from=armbru@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/05/14 23:27:07 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=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, RCVD_IN_MSPIKE_H2=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN 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: pbonzini@redhat.com, =?utf-8?q?C=C3=A9dric_Le_Goater?= , Richard Henderson , =?utf-8?q?Philippe_?= =?utf-8?q?Mathieu-Daud=C3=A9?= , David Gibson Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Philippe Mathieu-Daudé The CPU() macro is defined as: #define CPU(obj) ((CPUState *)(obj)) which expands to: ((CPUState *)object_dynamic_cast_assert((Object *)(obj), (name), __FILE__, __LINE__, __func__)) This assertion can only fail when @obj points to something other than its stated type, i.e. when we're in undefined behavior country. Remove the unnecessary CPU() casts when we already know the pointer is of CPUState type. Patch created mechanically using spatch with this script: @@ typedef CPUState; CPUState *s; @@ - CPU(s) + s Acked-by: David Gibson Reviewed-by: Cédric Le Goater Reviewed-by: Richard Henderson Reviewed-by: Markus Armbruster Signed-off-by: Philippe Mathieu-Daudé Message-Id: <20200512070020.22782-2-f4bug@amsat.org> --- target/ppc/mmu_helper.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/target/ppc/mmu_helper.c b/target/ppc/mmu_helper.c index 86c667b094..8972714775 100644 --- a/target/ppc/mmu_helper.c +++ b/target/ppc/mmu_helper.c @@ -1820,7 +1820,7 @@ static inline void do_invalidate_BAT(CPUPPCState *env, target_ulong BATu, if (((end - base) >> TARGET_PAGE_BITS) > 1024) { /* Flushing 1024 4K pages is slower than a complete flush */ LOG_BATS("Flush all BATs\n"); - tlb_flush(CPU(cs)); + tlb_flush(cs); LOG_BATS("Flush done\n"); return; }