linux-kernel - Re: Build regressions/improvements in v5.14-rc5

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Date:   Mon, 9 Aug 2021 09:20:06 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>,
        linux-kernel@...r.kernel.org
Subject: Re: Build regressions/improvements in v5.14-rc5

On 8/9/21 12:50 AM, Geert Uytterhoeven wrote:
> *** ERRORS ***
> 
> 13 error regressions:
>    + /kisskb/src/drivers/dma/ioat/dca.c: error: implicit declaration of function 'boot_cpu_has' [-Werror=implicit-function-declaration]:  => 74:6
>    + /kisskb/src/drivers/dma/ioat/dca.c: error: implicit declaration of function 'cpuid_eax' [-Werror=implicit-function-declaration]:  => 64:18
>    + /kisskb/src/drivers/dma/ioat/dca.c: error: implicit declaration of function 'cpuid_ebx' [-Werror=implicit-function-declaration]:  => 17:31
>    + /kisskb/src/drivers/pci/controller/vmd.c: error: 'X86_MSI_BASE_ADDRESS_HIGH' undeclared (first use in this function):  => 150:20
>    + /kisskb/src/drivers/pci/controller/vmd.c: error: 'X86_MSI_BASE_ADDRESS_LOW' undeclared (first use in this function):  => 151:35
>    + /kisskb/src/drivers/pci/controller/vmd.c: error: 'arch_msi_msg_addr_lo_t {aka struct arch_msi_msg_addr_lo}' has no member named 'base_address':  => 151:19
>    + /kisskb/src/drivers/pci/controller/vmd.c: error: 'arch_msi_msg_addr_lo_t {aka struct arch_msi_msg_addr_lo}' has no member named 'destid_0_7':  => 152:19
>    + /kisskb/src/drivers/pci/controller/vmd.c: error: control reaches end of non-void function [-Werror=return-type]:  => 127:1
>    + /kisskb/src/drivers/pci/controller/vmd.c: error: dereferencing pointer to incomplete type 'struct pci_sysdata':  => 700:4
>    + /kisskb/src/drivers/pci/controller/vmd.c: error: field 'sysdata' has incomplete type:  => 116:21
>    + /kisskb/src/include/linux/compiler_attributes.h: error: "__GCC4_has_attribute___no_sanitize_coverage__" is not defined [-Werror=undef]:  => 29:29
>    + /kisskb/src/include/linux/compiler_types.h: error: call to '__compiletime_assert_1857' declared with attribute error: FIELD_PREP: value too large for the field:  => 328:38
>    + /kisskb/src/include/linux/compiler_types.h: error: call to '__compiletime_assert_1864' declared with attribute error: FIELD_PREP: value too large for the field:  => 328:38

Hi Geert,
Would you tell me what arch & config these build errors are from?

thanks.
-- 
~Randy