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da3212ac2f54 with local (Exim 4.92) (envelope-from ) id 1nLzmz-0001Hu-6U; Mon, 21 Feb 2022 03:55:05 +0000 Date: Mon, 21 Feb 2022 11:54:43 +0800 From: kernel test robot To: Peter Zijlstra Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Thomas Gleixner , Ingo Molnar Subject: arch/arm64/include/asm/kvm_emulate.h:439:32: sparse: sparse: incorrect type in return expression (different base types) Message-ID: <202202211117.LxmkwF42-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: cfb92440ee71adcc2105b0890bb01ac3cddb8507 commit: 63b3f96e1a989846a5a521d4fbef4bc86406929d kvm: Select SCHED_INFO instead of TASK_DELAY_ACCT date: 10 months ago config: arm64-randconfig-s032-20220220 (https://download.01.org/0day-ci/archive/20220221/202202211117.LxmkwF42-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 11.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=63b3f96e1a989846a5a521d4fbef4bc86406929d git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 63b3f96e1a989846a5a521d4fbef4bc86406929d # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm64 SHELL=/bin/bash arch/arm64/kvm/ drivers/soc/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot sparse warnings: (new ones prefixed by >>) arch/arm64/kvm/mmio.c: note: in included file: >> arch/arm64/include/asm/kvm_emulate.h:439:32: sparse: sparse: incorrect type in return expression (different base types) @@ expected unsigned long @@ got restricted __be16 [usertype] @@ arch/arm64/include/asm/kvm_emulate.h:439:32: sparse: expected unsigned long arch/arm64/include/asm/kvm_emulate.h:439:32: sparse: got restricted __be16 [usertype] >> arch/arm64/include/asm/kvm_emulate.h:441:32: sparse: sparse: incorrect type in return expression (different base types) @@ expected unsigned long @@ got restricted __be32 [usertype] @@ arch/arm64/include/asm/kvm_emulate.h:441:32: sparse: expected unsigned long arch/arm64/include/asm/kvm_emulate.h:441:32: sparse: got restricted __be32 [usertype] >> arch/arm64/include/asm/kvm_emulate.h:443:32: sparse: sparse: incorrect type in return expression (different base types) @@ expected unsigned long @@ got restricted __be64 [usertype] @@ arch/arm64/include/asm/kvm_emulate.h:443:32: sparse: expected unsigned long arch/arm64/include/asm/kvm_emulate.h:443:32: sparse: got restricted __be64 [usertype] >> arch/arm64/include/asm/kvm_emulate.h:450:32: sparse: sparse: incorrect type in return expression (different base types) @@ expected unsigned long @@ got restricted __le16 [usertype] @@ arch/arm64/include/asm/kvm_emulate.h:450:32: sparse: expected unsigned long arch/arm64/include/asm/kvm_emulate.h:450:32: sparse: got restricted __le16 [usertype] >> arch/arm64/include/asm/kvm_emulate.h:452:32: sparse: sparse: incorrect type in return expression (different base types) @@ expected unsigned long @@ got restricted __le32 [usertype] @@ arch/arm64/include/asm/kvm_emulate.h:452:32: sparse: expected unsigned long arch/arm64/include/asm/kvm_emulate.h:452:32: sparse: got restricted __le32 [usertype] >> arch/arm64/include/asm/kvm_emulate.h:454:32: sparse: sparse: incorrect type in return expression (different base types) @@ expected unsigned long @@ got restricted __le64 [usertype] @@ arch/arm64/include/asm/kvm_emulate.h:454:32: sparse: expected unsigned long arch/arm64/include/asm/kvm_emulate.h:454:32: sparse: got restricted __le64 [usertype] >> arch/arm64/include/asm/kvm_emulate.h:408:32: sparse: sparse: cast to restricted __be16 >> arch/arm64/include/asm/kvm_emulate.h:410:32: sparse: sparse: cast to restricted __be32 >> arch/arm64/include/asm/kvm_emulate.h:412:32: sparse: sparse: cast to restricted __be64 >> arch/arm64/include/asm/kvm_emulate.h:419:32: sparse: sparse: cast to restricted __le16 >> arch/arm64/include/asm/kvm_emulate.h:419:32: sparse: sparse: cast to restricted __le16 >> arch/arm64/include/asm/kvm_emulate.h:419:32: sparse: sparse: cast to restricted __le16 >> arch/arm64/include/asm/kvm_emulate.h:419:32: sparse: sparse: cast to restricted __le16 >> arch/arm64/include/asm/kvm_emulate.h:421:32: sparse: sparse: cast to restricted __le32 >> arch/arm64/include/asm/kvm_emulate.h:421:32: sparse: sparse: cast to restricted __le32 >> arch/arm64/include/asm/kvm_emulate.h:421:32: sparse: sparse: cast to restricted __le32 >> arch/arm64/include/asm/kvm_emulate.h:421:32: sparse: sparse: cast to restricted __le32 >> arch/arm64/include/asm/kvm_emulate.h:421:32: sparse: sparse: cast to restricted __le32 >> arch/arm64/include/asm/kvm_emulate.h:421:32: sparse: sparse: cast to restricted __le32 >> arch/arm64/include/asm/kvm_emulate.h:423:32: sparse: sparse: cast to restricted __le64 >> arch/arm64/include/asm/kvm_emulate.h:423:32: sparse: sparse: cast to restricted __le64 >> arch/arm64/include/asm/kvm_emulate.h:423:32: sparse: sparse: cast to restricted __le64 >> arch/arm64/include/asm/kvm_emulate.h:423:32: sparse: sparse: cast to restricted __le64 >> arch/arm64/include/asm/kvm_emulate.h:423:32: sparse: sparse: cast to restricted __le64 >> arch/arm64/include/asm/kvm_emulate.h:423:32: sparse: sparse: cast to restricted __le64 >> arch/arm64/include/asm/kvm_emulate.h:423:32: sparse: sparse: cast to restricted __le64 >> arch/arm64/include/asm/kvm_emulate.h:423:32: sparse: sparse: cast to restricted __le64 >> arch/arm64/include/asm/kvm_emulate.h:423:32: sparse: sparse: cast to restricted __le64 >> arch/arm64/include/asm/kvm_emulate.h:423:32: sparse: sparse: cast to restricted __le64 -- >> arch/arm64/kvm/pvtime.c:27:25: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/pvtime.c:27:25: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/pvtime.c:27:25: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/pvtime.c:27:25: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/pvtime.c:27:25: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/pvtime.c:27:25: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/pvtime.c:27:25: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/pvtime.c:27:25: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/pvtime.c:27:25: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/pvtime.c:27:25: sparse: sparse: cast to restricted __le64 -- >> arch/arm64/kvm/arch_timer.c:1016:66: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void *vcpu_info @@ got struct kvm_vcpu *[noderef] __percpu * @@ arch/arm64/kvm/arch_timer.c:1016:66: sparse: expected void *vcpu_info arch/arm64/kvm/arch_timer.c:1016:66: sparse: got struct kvm_vcpu *[noderef] __percpu * arch/arm64/kvm/arch_timer.c:1049:74: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void *vcpu_info @@ got struct kvm_vcpu *[noderef] __percpu * @@ arch/arm64/kvm/arch_timer.c:1049:74: sparse: expected void *vcpu_info arch/arm64/kvm/arch_timer.c:1049:74: sparse: got struct kvm_vcpu *[noderef] __percpu * -- >> arch/arm64/kvm/vgic/vgic-mmio.c:854:24: sparse: sparse: cast to restricted __le16 >> arch/arm64/kvm/vgic/vgic-mmio.c:854:24: sparse: sparse: cast to restricted __le16 >> arch/arm64/kvm/vgic/vgic-mmio.c:854:24: sparse: sparse: cast to restricted __le16 >> arch/arm64/kvm/vgic/vgic-mmio.c:854:24: sparse: sparse: cast to restricted __le16 >> arch/arm64/kvm/vgic/vgic-mmio.c:856:24: sparse: sparse: cast to restricted __le32 >> arch/arm64/kvm/vgic/vgic-mmio.c:856:24: sparse: sparse: cast to restricted __le32 >> arch/arm64/kvm/vgic/vgic-mmio.c:856:24: sparse: sparse: cast to restricted __le32 >> arch/arm64/kvm/vgic/vgic-mmio.c:856:24: sparse: sparse: cast to restricted __le32 >> arch/arm64/kvm/vgic/vgic-mmio.c:856:24: sparse: sparse: cast to restricted __le32 >> arch/arm64/kvm/vgic/vgic-mmio.c:856:24: sparse: sparse: cast to restricted __le32 >> arch/arm64/kvm/vgic/vgic-mmio.c:858:24: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/vgic/vgic-mmio.c:858:24: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/vgic/vgic-mmio.c:858:24: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/vgic/vgic-mmio.c:858:24: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/vgic/vgic-mmio.c:858:24: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/vgic/vgic-mmio.c:858:24: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/vgic/vgic-mmio.c:858:24: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/vgic/vgic-mmio.c:858:24: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/vgic/vgic-mmio.c:858:24: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/vgic/vgic-mmio.c:858:24: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/vgic/vgic-mmio.c:878:22: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long data @@ got restricted __le16 [usertype] @@ arch/arm64/kvm/vgic/vgic-mmio.c:878:22: sparse: expected unsigned long data arch/arm64/kvm/vgic/vgic-mmio.c:878:22: sparse: got restricted __le16 [usertype] >> arch/arm64/kvm/vgic/vgic-mmio.c:881:22: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long data @@ got restricted __le32 [usertype] @@ arch/arm64/kvm/vgic/vgic-mmio.c:881:22: sparse: expected unsigned long data arch/arm64/kvm/vgic/vgic-mmio.c:881:22: sparse: got restricted __le32 [usertype] >> arch/arm64/kvm/vgic/vgic-mmio.c:884:22: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long data @@ got restricted __le64 [usertype] @@ arch/arm64/kvm/vgic/vgic-mmio.c:884:22: sparse: expected unsigned long data arch/arm64/kvm/vgic/vgic-mmio.c:884:22: sparse: got restricted __le64 [usertype] arch/arm64/kvm/vgic/vgic-mmio.c:88:17: sparse: sparse: context imbalance in 'vgic_mmio_write_group' - different lock contexts for basic block arch/arm64/kvm/vgic/vgic-mmio.c:124:9: sparse: sparse: context imbalance in 'vgic_mmio_write_senable' - different lock contexts for basic block arch/arm64/kvm/vgic/vgic-mmio.c:195:9: sparse: sparse: context imbalance in 'vgic_uaccess_write_senable' - different lock contexts for basic block arch/arm64/kvm/vgic/vgic-mmio.c:278:9: sparse: sparse: context imbalance in 'vgic_mmio_write_spending' - different lock contexts for basic block arch/arm64/kvm/vgic/vgic-mmio.c:320:9: sparse: sparse: context imbalance in 'vgic_uaccess_write_spending' - different lock contexts for basic block arch/arm64/kvm/vgic/vgic-mmio.c:565:9: sparse: sparse: context imbalance in 'vgic_mmio_change_active' - wrong count at exit arch/arm64/kvm/vgic/vgic-mmio.c:773:30: sparse: sparse: context imbalance in 'vgic_write_irq_line_level_info' - different lock contexts for basic block -- >> arch/arm64/kvm/vgic/vgic-its.c:824:17: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/vgic/vgic-its.c:824:17: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/vgic/vgic-its.c:824:17: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/vgic/vgic-its.c:824:17: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/vgic/vgic-its.c:824:17: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/vgic/vgic-its.c:824:17: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/vgic/vgic-its.c:824:17: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/vgic/vgic-its.c:824:17: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/vgic/vgic-its.c:824:17: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/vgic/vgic-its.c:824:17: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:955:24: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:955:24: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:955:24: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:955:24: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:955:24: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:955:24: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:955:24: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:955:24: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:955:24: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:955:24: sparse: sparse: cast to restricted __le64 >> arch/arm64/kvm/vgic/vgic-its.c:2133:13: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long [assigned] [usertype] val @@ got restricted __le64 [usertype] @@ arch/arm64/kvm/vgic/vgic-its.c:2133:13: sparse: expected unsigned long long [assigned] [usertype] val arch/arm64/kvm/vgic/vgic-its.c:2133:13: sparse: got restricted __le64 [usertype] arch/arm64/kvm/vgic/vgic-its.c:2159:15: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2159:15: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2159:15: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2159:15: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2159:15: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2159:15: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2159:15: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2159:15: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2159:15: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2159:15: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2280:13: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long [assigned] [usertype] val @@ got restricted __le64 [usertype] @@ arch/arm64/kvm/vgic/vgic-its.c:2280:13: sparse: expected unsigned long long [assigned] [usertype] val arch/arm64/kvm/vgic/vgic-its.c:2280:13: sparse: got restricted __le64 [usertype] arch/arm64/kvm/vgic/vgic-its.c:2306:17: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2306:17: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2306:17: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2306:17: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2306:17: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2306:17: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2306:17: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2306:17: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2306:17: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2306:17: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2404:17: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2404:17: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2404:17: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2404:17: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2404:17: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2404:17: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2404:17: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2404:17: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2404:17: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2404:17: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2460:13: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long [assigned] [usertype] val @@ got restricted __le64 [usertype] @@ arch/arm64/kvm/vgic/vgic-its.c:2460:13: sparse: expected unsigned long long [assigned] [usertype] val arch/arm64/kvm/vgic/vgic-its.c:2460:13: sparse: got restricted __le64 [usertype] arch/arm64/kvm/vgic/vgic-its.c:2476:15: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2476:15: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2476:15: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2476:15: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2476:15: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2476:15: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2476:15: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2476:15: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2476:15: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:2476:15: sparse: sparse: cast to restricted __le64 arch/arm64/kvm/vgic/vgic-its.c:280:12: sparse: sparse: context imbalance in 'update_lpi_config' - different lock contexts for basic block arch/arm64/kvm/vgic/vgic-its.c:443:9: sparse: sparse: context imbalance in 'its_sync_lpi_pending_table' - different lock contexts for basic block arch/arm64/kvm/vgic/vgic-its.c:730:12: sparse: sparse: context imbalance in 'vgic_its_trigger_msi' - different lock contexts for basic block arch/arm64/kvm/vgic/vgic-its.c:752:5: sparse: sparse: context imbalance in 'vgic_its_inject_cached_translation' - wrong count at exit vim +439 arch/arm64/include/asm/kvm_emulate.h 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 398 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 399 static inline unsigned long vcpu_data_guest_to_host(struct kvm_vcpu *vcpu, 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 400 unsigned long data, 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 401 unsigned int len) 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 402 { 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 403 if (kvm_vcpu_is_be(vcpu)) { 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 404 switch (len) { 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 405 case 1: 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 406 return data & 0xff; 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 407 case 2: 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 @408 return be16_to_cpu(data & 0xffff); 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 409 case 4: 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 @410 return be32_to_cpu(data & 0xffffffff); 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 411 default: 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 @412 return be64_to_cpu(data); 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 413 } b30070862edbdb Victor Kamensky 2014-06-12 414 } else { b30070862edbdb Victor Kamensky 2014-06-12 415 switch (len) { b30070862edbdb Victor Kamensky 2014-06-12 416 case 1: b30070862edbdb Victor Kamensky 2014-06-12 417 return data & 0xff; b30070862edbdb Victor Kamensky 2014-06-12 418 case 2: b30070862edbdb Victor Kamensky 2014-06-12 @419 return le16_to_cpu(data & 0xffff); b30070862edbdb Victor Kamensky 2014-06-12 420 case 4: b30070862edbdb Victor Kamensky 2014-06-12 @421 return le32_to_cpu(data & 0xffffffff); b30070862edbdb Victor Kamensky 2014-06-12 422 default: b30070862edbdb Victor Kamensky 2014-06-12 @423 return le64_to_cpu(data); b30070862edbdb Victor Kamensky 2014-06-12 424 } 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 425 } 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 426 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 427 return data; /* Leave LE untouched */ 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 428 } 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 429 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 430 static inline unsigned long vcpu_data_host_to_guest(struct kvm_vcpu *vcpu, 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 431 unsigned long data, 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 432 unsigned int len) 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 433 { 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 434 if (kvm_vcpu_is_be(vcpu)) { 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 435 switch (len) { 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 436 case 1: 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 437 return data & 0xff; 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 438 case 2: 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 @439 return cpu_to_be16(data & 0xffff); 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 440 case 4: 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 @441 return cpu_to_be32(data & 0xffffffff); 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 442 default: 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 @443 return cpu_to_be64(data); 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 444 } b30070862edbdb Victor Kamensky 2014-06-12 445 } else { b30070862edbdb Victor Kamensky 2014-06-12 446 switch (len) { b30070862edbdb Victor Kamensky 2014-06-12 447 case 1: b30070862edbdb Victor Kamensky 2014-06-12 448 return data & 0xff; b30070862edbdb Victor Kamensky 2014-06-12 449 case 2: b30070862edbdb Victor Kamensky 2014-06-12 @450 return cpu_to_le16(data & 0xffff); b30070862edbdb Victor Kamensky 2014-06-12 451 case 4: b30070862edbdb Victor Kamensky 2014-06-12 @452 return cpu_to_le32(data & 0xffffffff); b30070862edbdb Victor Kamensky 2014-06-12 453 default: b30070862edbdb Victor Kamensky 2014-06-12 @454 return cpu_to_le64(data); b30070862edbdb Victor Kamensky 2014-06-12 455 } 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 456 } 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 457 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 458 return data; /* Leave LE untouched */ 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 459 } 6d89d2d9b5bac9 Marc Zyngier 2013-02-12 460 :::::: The code at line 439 was first introduced by commit :::::: 6d89d2d9b5bac9dbe40ee106ceda9307b6265234 arm/arm64: KVM: MMIO support for BE guest :::::: TO: Marc Zyngier :::::: CC: Marc Zyngier --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org