feat: add 32 bit compatibility libraries

This PR enables CONFIG_IA32_EMULATION so that 32 bit binaries can be run
on this 64 bit kernel. As an extension, several COMPAT features were
also selected automatically.

Signed-off-by: Spencer Smith <robertspencersmith@gmail.com>

kernel/config-amd64

@@ -190,10 +190,12 @@ CONFIG_RD_XZ=y
 CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE=y
 # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
 CONFIG_SYSCTL=y
+CONFIG_HAVE_UID16=y
 CONFIG_SYSCTL_EXCEPTION_TRACE=y
 CONFIG_HAVE_PCSPKR_PLATFORM=y
 CONFIG_BPF=y
 # CONFIG_EXPERT is not set
+CONFIG_UID16=y
 CONFIG_MULTIUSER=y
 CONFIG_SGETMASK_SYSCALL=y
 CONFIG_SYSFS_SYSCALL=y
@@ -451,6 +453,7 @@ CONFIG_RANDOMIZE_MEMORY_PHYSICAL_PADDING=0x0
 CONFIG_HOTPLUG_CPU=y
 # CONFIG_BOOTPARAM_HOTPLUG_CPU0 is not set
 # CONFIG_DEBUG_HOTPLUG_CPU0 is not set
+# CONFIG_COMPAT_VDSO is not set
 # CONFIG_LEGACY_VSYSCALL_EMULATE is not set
 # CONFIG_LEGACY_VSYSCALL_XONLY is not set
 CONFIG_LEGACY_VSYSCALL_NONE=y
@@ -602,8 +605,12 @@ CONFIG_AMD_NB=y
 #
 # Binary Emulations
 #
-# CONFIG_IA32_EMULATION is not set
+CONFIG_IA32_EMULATION=y
 # CONFIG_X86_X32 is not set
+CONFIG_COMPAT_32=y
+CONFIG_COMPAT=y
+CONFIG_COMPAT_FOR_U64_ALIGNMENT=y
+CONFIG_SYSVIPC_COMPAT=y
 # end of Binary Emulations
 
 #
@@ -653,6 +660,7 @@ CONFIG_HAVE_KVM_MSI=y
 CONFIG_HAVE_KVM_CPU_RELAX_INTERCEPT=y
 CONFIG_KVM_VFIO=y
 CONFIG_KVM_GENERIC_DIRTYLOG_READ_PROTECT=y
+CONFIG_KVM_COMPAT=y
 CONFIG_HAVE_KVM_IRQ_BYPASS=y
 CONFIG_HAVE_KVM_NO_POLL=y
 CONFIG_VIRTUALIZATION=y
@@ -713,6 +721,8 @@ CONFIG_ARCH_HAVE_NMI_SAFE_CMPXCHG=y
 CONFIG_HAVE_ALIGNED_STRUCT_PAGE=y
 CONFIG_HAVE_CMPXCHG_LOCAL=y
 CONFIG_HAVE_CMPXCHG_DOUBLE=y
+CONFIG_ARCH_WANT_COMPAT_IPC_PARSE_VERSION=y
+CONFIG_ARCH_WANT_OLD_COMPAT_IPC=y
 CONFIG_HAVE_ARCH_SECCOMP_FILTER=y
 CONFIG_SECCOMP_FILTER=y
 CONFIG_HAVE_ARCH_STACKLEAK=y
@@ -737,9 +747,14 @@ CONFIG_ARCH_HAS_ELF_RANDOMIZE=y
 CONFIG_HAVE_ARCH_MMAP_RND_BITS=y
 CONFIG_HAVE_EXIT_THREAD=y
 CONFIG_ARCH_MMAP_RND_BITS=28
+CONFIG_HAVE_ARCH_MMAP_RND_COMPAT_BITS=y
+CONFIG_ARCH_MMAP_RND_COMPAT_BITS=8
+CONFIG_HAVE_ARCH_COMPAT_MMAP_BASES=y
 CONFIG_HAVE_COPY_THREAD_TLS=y
 CONFIG_HAVE_STACK_VALIDATION=y
 CONFIG_HAVE_RELIABLE_STACKTRACE=y
+CONFIG_OLD_SIGSUSPEND3=y
+CONFIG_COMPAT_OLD_SIGACTION=y
 # CONFIG_COMPAT_32BIT_TIME is not set
 CONFIG_HAVE_ARCH_VMAP_STACK=y
 CONFIG_VMAP_STACK=y
@@ -826,6 +841,7 @@ CONFIG_EFI_PARTITION=y
 # CONFIG_CMDLINE_PARTITION is not set
 # end of Partition Types
 
+CONFIG_BLOCK_COMPAT=y
 CONFIG_BLK_MQ_PCI=y
 CONFIG_BLK_MQ_VIRTIO=y
 CONFIG_BLK_MQ_RDMA=y
@@ -863,6 +879,7 @@ CONFIG_FREEZER=y
 # Executable file formats
 #
 CONFIG_BINFMT_ELF=y
+CONFIG_COMPAT_BINFMT_ELF=y
 CONFIG_ELFCORE=y
 CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS=y
 CONFIG_BINFMT_SCRIPT=y
@@ -4622,6 +4639,7 @@ CONFIG_QUOTA_TREE=y
 # CONFIG_QFMT_V1 is not set
 CONFIG_QFMT_V2=y
 CONFIG_QUOTACTL=y
+CONFIG_QUOTACTL_COMPAT=y
 CONFIG_AUTOFS4_FS=y
 CONFIG_AUTOFS_FS=y
 # CONFIG_FUSE_FS is not set