Hi Juergen, I love your patch! Perhaps something to improve: [auto build test WARNING on linus/master] [also build test WARNING on v5.10] [cannot apply to xen-tip/linux-next tip/x86/core tip/x86/asm next-20201217] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Juergen-Gross/x86-major-paravirt-cleanup/20201217-173646 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git accefff5b547a9a1d959c7e76ad539bf2480e78b config: x86_64-randconfig-a016-20201217 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project cee1e7d14f4628d6174b33640d502bff3b54ae45) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # https://github.com/0day-ci/linux/commit/0d13a33e925f799d8487bcc597e2dc016d1fdd16 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Juergen-Gross/x86-major-paravirt-cleanup/20201217-173646 git checkout 0d13a33e925f799d8487bcc597e2dc016d1fdd16 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): In file included from arch/x86/kernel/asm-offsets.c:13: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:22: In file included from include/linux/writeback.h:14: In file included from include/linux/blk-cgroup.h:23: In file included from include/linux/blkdev.h:26: In file included from include/linux/scatterlist.h:9: In file included from arch/x86/include/asm/io.h:244: >> arch/x86/include/asm/paravirt.h:44:2: warning: variable '__eax' is uninitialized when used within its own initialization [-Wuninitialized] PVOP_VCALL0(mmu.flush_tlb_user); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:504:2: note: expanded from macro 'PVOP_VCALL0' __PVOP_VCALL(op) ^~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:492:8: note: expanded from macro '__PVOP_VCALL' (void)____PVOP_CALL(long, op, CLBR_ANY, PVOP_VCALL_CLOBBERS, \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:471:3: note: expanded from macro '____PVOP_CALL' PVOP_CALL_ARGS; \ ^~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:431:41: note: expanded from macro 'PVOP_CALL_ARGS' __edx = __edx, __ecx = __ecx, __eax = __eax; ~~~~~ ^~~~~ In file included from arch/x86/kernel/asm-offsets.c:13: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:22: In file included from include/linux/writeback.h:14: In file included from include/linux/blk-cgroup.h:23: In file included from include/linux/blkdev.h:26: In file included from include/linux/scatterlist.h:9: In file included from arch/x86/include/asm/io.h:244: arch/x86/include/asm/paravirt.h:49:2: warning: variable '__eax' is uninitialized when used within its own initialization [-Wuninitialized] PVOP_VCALL0(mmu.flush_tlb_kernel); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:504:2: note: expanded from macro 'PVOP_VCALL0' __PVOP_VCALL(op) ^~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:492:8: note: expanded from macro '__PVOP_VCALL' (void)____PVOP_CALL(long, op, CLBR_ANY, PVOP_VCALL_CLOBBERS, \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:471:3: note: expanded from macro '____PVOP_CALL' PVOP_CALL_ARGS; \ ^~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:431:41: note: expanded from macro 'PVOP_CALL_ARGS' __edx = __edx, __ecx = __ecx, __eax = __eax; ~~~~~ ^~~~~ In file included from arch/x86/kernel/asm-offsets.c:13: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:22: In file included from include/linux/writeback.h:14: In file included from include/linux/blk-cgroup.h:23: In file included from include/linux/blkdev.h:26: In file included from include/linux/scatterlist.h:9: In file included from arch/x86/include/asm/io.h:244: arch/x86/include/asm/paravirt.h:54:2: warning: variable '__eax' is uninitialized when used within its own initialization [-Wuninitialized] PVOP_VCALL1(mmu.flush_tlb_one_user, addr); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:515:2: note: expanded from macro 'PVOP_VCALL1' __PVOP_VCALL(op, PVOP_CALL_ARG1(arg1)) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:492:8: note: expanded from macro '__PVOP_VCALL' (void)____PVOP_CALL(long, op, CLBR_ANY, PVOP_VCALL_CLOBBERS, \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:471:3: note: expanded from macro '____PVOP_CALL' PVOP_CALL_ARGS; \ ^~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:431:41: note: expanded from macro 'PVOP_CALL_ARGS' __edx = __edx, __ecx = __ecx, __eax = __eax; ~~~~~ ^~~~~ In file included from arch/x86/kernel/asm-offsets.c:13: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:22: In file included from include/linux/writeback.h:14: In file included from include/linux/blk-cgroup.h:23: In file included from include/linux/blkdev.h:26: In file included from include/linux/scatterlist.h:9: In file included from arch/x86/include/asm/io.h:244: arch/x86/include/asm/paravirt.h:60:2: warning: variable '__eax' is uninitialized when used within its own initialization [-Wuninitialized] PVOP_VCALL2(mmu.flush_tlb_others, cpumask, info); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:526:2: note: expanded from macro 'PVOP_VCALL2' __PVOP_VCALL(op, PVOP_CALL_ARG1(arg1), PVOP_CALL_ARG2(arg2)) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:492:8: note: expanded from macro '__PVOP_VCALL' (void)____PVOP_CALL(long, op, CLBR_ANY, PVOP_VCALL_CLOBBERS, \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:471:3: note: expanded from macro '____PVOP_CALL' PVOP_CALL_ARGS; \ ^~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:431:41: note: expanded from macro 'PVOP_CALL_ARGS' __edx = __edx, __ecx = __ecx, __eax = __eax; ~~~~~ ^~~~~ In file included from arch/x86/kernel/asm-offsets.c:13: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:22: In file included from include/linux/writeback.h:14: In file included from include/linux/blk-cgroup.h:23: In file included from include/linux/blkdev.h:26: In file included from include/linux/scatterlist.h:9: In file included from arch/x86/include/asm/io.h:244: arch/x86/include/asm/paravirt.h:65:2: warning: variable '__eax' is uninitialized when used within its own initialization [-Wuninitialized] PVOP_VCALL2(mmu.tlb_remove_table, tlb, table); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:526:2: note: expanded from macro 'PVOP_VCALL2' __PVOP_VCALL(op, PVOP_CALL_ARG1(arg1), PVOP_CALL_ARG2(arg2)) -- In file included from drivers/iio/accel/bma180.c:17: In file included from include/linux/i2c.h:13: In file included from include/linux/acpi.h:35: In file included from include/acpi/acpi_io.h:5: In file included from include/linux/io.h:13: In file included from arch/x86/include/asm/io.h:244: >> arch/x86/include/asm/paravirt.h:44:2: warning: variable '__eax' is uninitialized when used within its own initialization [-Wuninitialized] PVOP_VCALL0(mmu.flush_tlb_user); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:504:2: note: expanded from macro 'PVOP_VCALL0' __PVOP_VCALL(op) ^~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:492:8: note: expanded from macro '__PVOP_VCALL' (void)____PVOP_CALL(long, op, CLBR_ANY, PVOP_VCALL_CLOBBERS, \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:471:3: note: expanded from macro '____PVOP_CALL' PVOP_CALL_ARGS; \ ^~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:431:41: note: expanded from macro 'PVOP_CALL_ARGS' __edx = __edx, __ecx = __ecx, __eax = __eax; ~~~~~ ^~~~~ In file included from drivers/iio/accel/bma180.c:17: In file included from include/linux/i2c.h:13: In file included from include/linux/acpi.h:35: In file included from include/acpi/acpi_io.h:5: In file included from include/linux/io.h:13: In file included from arch/x86/include/asm/io.h:244: arch/x86/include/asm/paravirt.h:49:2: warning: variable '__eax' is uninitialized when used within its own initialization [-Wuninitialized] PVOP_VCALL0(mmu.flush_tlb_kernel); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:504:2: note: expanded from macro 'PVOP_VCALL0' __PVOP_VCALL(op) ^~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:492:8: note: expanded from macro '__PVOP_VCALL' (void)____PVOP_CALL(long, op, CLBR_ANY, PVOP_VCALL_CLOBBERS, \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:471:3: note: expanded from macro '____PVOP_CALL' PVOP_CALL_ARGS; \ ^~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:431:41: note: expanded from macro 'PVOP_CALL_ARGS' __edx = __edx, __ecx = __ecx, __eax = __eax; ~~~~~ ^~~~~ In file included from drivers/iio/accel/bma180.c:17: In file included from include/linux/i2c.h:13: In file included from include/linux/acpi.h:35: In file included from include/acpi/acpi_io.h:5: In file included from include/linux/io.h:13: In file included from arch/x86/include/asm/io.h:244: arch/x86/include/asm/paravirt.h:54:2: warning: variable '__eax' is uninitialized when used within its own initialization [-Wuninitialized] PVOP_VCALL1(mmu.flush_tlb_one_user, addr); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:515:2: note: expanded from macro 'PVOP_VCALL1' __PVOP_VCALL(op, PVOP_CALL_ARG1(arg1)) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:492:8: note: expanded from macro '__PVOP_VCALL' (void)____PVOP_CALL(long, op, CLBR_ANY, PVOP_VCALL_CLOBBERS, \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:471:3: note: expanded from macro '____PVOP_CALL' PVOP_CALL_ARGS; \ ^~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:431:41: note: expanded from macro 'PVOP_CALL_ARGS' __edx = __edx, __ecx = __ecx, __eax = __eax; ~~~~~ ^~~~~ In file included from drivers/iio/accel/bma180.c:17: In file included from include/linux/i2c.h:13: In file included from include/linux/acpi.h:35: In file included from include/acpi/acpi_io.h:5: In file included from include/linux/io.h:13: In file included from arch/x86/include/asm/io.h:244: arch/x86/include/asm/paravirt.h:60:2: warning: variable '__eax' is uninitialized when used within its own initialization [-Wuninitialized] PVOP_VCALL2(mmu.flush_tlb_others, cpumask, info); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:526:2: note: expanded from macro 'PVOP_VCALL2' __PVOP_VCALL(op, PVOP_CALL_ARG1(arg1), PVOP_CALL_ARG2(arg2)) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:492:8: note: expanded from macro '__PVOP_VCALL' (void)____PVOP_CALL(long, op, CLBR_ANY, PVOP_VCALL_CLOBBERS, \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:471:3: note: expanded from macro '____PVOP_CALL' PVOP_CALL_ARGS; \ ^~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:431:41: note: expanded from macro 'PVOP_CALL_ARGS' __edx = __edx, __ecx = __ecx, __eax = __eax; ~~~~~ ^~~~~ In file included from drivers/iio/accel/bma180.c:17: In file included from include/linux/i2c.h:13: In file included from include/linux/acpi.h:35: In file included from include/acpi/acpi_io.h:5: In file included from include/linux/io.h:13: In file included from arch/x86/include/asm/io.h:244: arch/x86/include/asm/paravirt.h:65:2: warning: variable '__eax' is uninitialized when used within its own initialization [-Wuninitialized] PVOP_VCALL2(mmu.tlb_remove_table, tlb, table); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:526:2: note: expanded from macro 'PVOP_VCALL2' __PVOP_VCALL(op, PVOP_CALL_ARG1(arg1), PVOP_CALL_ARG2(arg2)) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:492:8: note: expanded from macro '__PVOP_VCALL' (void)____PVOP_CALL(long, op, CLBR_ANY, PVOP_VCALL_CLOBBERS, \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:471:3: note: expanded from macro '____PVOP_CALL' PVOP_CALL_ARGS; \ ^~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:431:41: note: expanded from macro 'PVOP_CALL_ARGS' __edx = __edx, __ecx = __ecx, __eax = __eax; ~~~~~ ^~~~~ In file included from drivers/iio/accel/bma180.c:17: In file included from include/linux/i2c.h:13: -- In file included from arch/x86/kernel/asm-offsets.c:13: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:22: In file included from include/linux/writeback.h:14: In file included from include/linux/blk-cgroup.h:23: In file included from include/linux/blkdev.h:26: In file included from include/linux/scatterlist.h:9: In file included from arch/x86/include/asm/io.h:244: >> arch/x86/include/asm/paravirt.h:44:2: warning: variable '__eax' is uninitialized when used within its own initialization [-Wuninitialized] PVOP_VCALL0(mmu.flush_tlb_user); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:504:2: note: expanded from macro 'PVOP_VCALL0' __PVOP_VCALL(op) ^~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:492:8: note: expanded from macro '__PVOP_VCALL' (void)____PVOP_CALL(long, op, CLBR_ANY, PVOP_VCALL_CLOBBERS, \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:471:3: note: expanded from macro '____PVOP_CALL' PVOP_CALL_ARGS; \ ^~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:431:41: note: expanded from macro 'PVOP_CALL_ARGS' __edx = __edx, __ecx = __ecx, __eax = __eax; ~~~~~ ^~~~~ In file included from arch/x86/kernel/asm-offsets.c:13: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:22: In file included from include/linux/writeback.h:14: In file included from include/linux/blk-cgroup.h:23: In file included from include/linux/blkdev.h:26: In file included from include/linux/scatterlist.h:9: In file included from arch/x86/include/asm/io.h:244: arch/x86/include/asm/paravirt.h:49:2: warning: variable '__eax' is uninitialized when used within its own initialization [-Wuninitialized] PVOP_VCALL0(mmu.flush_tlb_kernel); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:504:2: note: expanded from macro 'PVOP_VCALL0' __PVOP_VCALL(op) ^~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:492:8: note: expanded from macro '__PVOP_VCALL' (void)____PVOP_CALL(long, op, CLBR_ANY, PVOP_VCALL_CLOBBERS, \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:471:3: note: expanded from macro '____PVOP_CALL' PVOP_CALL_ARGS; \ ^~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:431:41: note: expanded from macro 'PVOP_CALL_ARGS' __edx = __edx, __ecx = __ecx, __eax = __eax; ~~~~~ ^~~~~ In file included from arch/x86/kernel/asm-offsets.c:13: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:22: In file included from include/linux/writeback.h:14: In file included from include/linux/blk-cgroup.h:23: In file included from include/linux/blkdev.h:26: In file included from include/linux/scatterlist.h:9: In file included from arch/x86/include/asm/io.h:244: arch/x86/include/asm/paravirt.h:54:2: warning: variable '__eax' is uninitialized when used within its own initialization [-Wuninitialized] PVOP_VCALL1(mmu.flush_tlb_one_user, addr); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:515:2: note: expanded from macro 'PVOP_VCALL1' __PVOP_VCALL(op, PVOP_CALL_ARG1(arg1)) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:492:8: note: expanded from macro '__PVOP_VCALL' (void)____PVOP_CALL(long, op, CLBR_ANY, PVOP_VCALL_CLOBBERS, \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:471:3: note: expanded from macro '____PVOP_CALL' PVOP_CALL_ARGS; \ ^~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:431:41: note: expanded from macro 'PVOP_CALL_ARGS' __edx = __edx, __ecx = __ecx, __eax = __eax; ~~~~~ ^~~~~ In file included from arch/x86/kernel/asm-offsets.c:13: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:22: In file included from include/linux/writeback.h:14: In file included from include/linux/blk-cgroup.h:23: In file included from include/linux/blkdev.h:26: In file included from include/linux/scatterlist.h:9: In file included from arch/x86/include/asm/io.h:244: arch/x86/include/asm/paravirt.h:60:2: warning: variable '__eax' is uninitialized when used within its own initialization [-Wuninitialized] PVOP_VCALL2(mmu.flush_tlb_others, cpumask, info); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:526:2: note: expanded from macro 'PVOP_VCALL2' __PVOP_VCALL(op, PVOP_CALL_ARG1(arg1), PVOP_CALL_ARG2(arg2)) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:492:8: note: expanded from macro '__PVOP_VCALL' (void)____PVOP_CALL(long, op, CLBR_ANY, PVOP_VCALL_CLOBBERS, \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:471:3: note: expanded from macro '____PVOP_CALL' PVOP_CALL_ARGS; \ ^~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:431:41: note: expanded from macro 'PVOP_CALL_ARGS' __edx = __edx, __ecx = __ecx, __eax = __eax; ~~~~~ ^~~~~ In file included from arch/x86/kernel/asm-offsets.c:13: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:22: In file included from include/linux/writeback.h:14: In file included from include/linux/blk-cgroup.h:23: In file included from include/linux/blkdev.h:26: In file included from include/linux/scatterlist.h:9: In file included from arch/x86/include/asm/io.h:244: arch/x86/include/asm/paravirt.h:65:2: warning: variable '__eax' is uninitialized when used within its own initialization [-Wuninitialized] PVOP_VCALL2(mmu.tlb_remove_table, tlb, table); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/paravirt_types.h:526:2: note: expanded from macro 'PVOP_VCALL2' __PVOP_VCALL(op, PVOP_CALL_ARG1(arg1), PVOP_CALL_ARG2(arg2)) vim +/__eax +44 arch/x86/include/asm/paravirt.h fdc0269e8958a1e Juergen Gross 2018-08-28 35 2faf153bb7346b7 Thomas Gleixner 2020-04-21 36 void native_flush_tlb_local(void); cd30d26cf307b45 Thomas Gleixner 2020-04-21 37 void native_flush_tlb_global(void); 127ac915c8e1c11 Thomas Gleixner 2020-04-21 38 void native_flush_tlb_one_user(unsigned long addr); 29def599b38bb8a Thomas Gleixner 2020-04-21 39 void native_flush_tlb_others(const struct cpumask *cpumask, 29def599b38bb8a Thomas Gleixner 2020-04-21 40 const struct flush_tlb_info *info); 2faf153bb7346b7 Thomas Gleixner 2020-04-21 41 2faf153bb7346b7 Thomas Gleixner 2020-04-21 42 static inline void __flush_tlb_local(void) fdc0269e8958a1e Juergen Gross 2018-08-28 43 { fdc0269e8958a1e Juergen Gross 2018-08-28 @44 PVOP_VCALL0(mmu.flush_tlb_user); fdc0269e8958a1e Juergen Gross 2018-08-28 45 } fdc0269e8958a1e Juergen Gross 2018-08-28 46 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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