From 46af22de16b2ced67116f1ad96bb00cf98146c3e Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Sun, 7 Apr 2019 17:14:24 +0200 Subject: kernel: Remove CONFIG_COMPAT This removes support for executing old 32 bit applications on 64 bit ARM and MIPS kernels. On OpenWrt we normally compile all the user space applications on our own and do not support third party binary only modules especial not 32 bit applications on 64 bit CPUs. This reduces the attack surface on such systems and should also save some memory. Signed-off-by: Hauke Mehrtens --- target/linux/layerscape/armv8_64b/config-4.14 | 13 ------------- 1 file changed, 13 deletions(-) (limited to 'target/linux/layerscape') diff --git a/target/linux/layerscape/armv8_64b/config-4.14 b/target/linux/layerscape/armv8_64b/config-4.14 index b925c3c03e..e9da223528 100644 --- a/target/linux/layerscape/armv8_64b/config-4.14 +++ b/target/linux/layerscape/armv8_64b/config-4.14 @@ -23,7 +23,6 @@ CONFIG_ARCH_LAYERSCAPE=y CONFIG_ARCH_MMAP_RND_BITS=18 CONFIG_ARCH_MMAP_RND_BITS_MAX=33 CONFIG_ARCH_MMAP_RND_BITS_MIN=18 -CONFIG_ARCH_MMAP_RND_COMPAT_BITS=11 CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MIN=11 # CONFIG_ARCH_OPTIONAL_KERNEL_RWX is not set # CONFIG_ARCH_OPTIONAL_KERNEL_RWX_DEFAULT is not set @@ -54,7 +53,6 @@ CONFIG_ARM64_ERRATUM_826319=y CONFIG_ARM64_ERRATUM_827319=y CONFIG_ARM64_ERRATUM_832075=y CONFIG_ARM64_ERRATUM_843419=y -CONFIG_ARM64_ERRATUM_845719=y CONFIG_ARM64_HW_AFDBM=y # CONFIG_ARM64_LSE_ATOMICS is not set CONFIG_ARM64_MODULE_CMODEL_LARGE=y @@ -70,7 +68,6 @@ CONFIG_ARM64_VA_BITS=48 # CONFIG_ARM64_VA_BITS_39 is not set CONFIG_ARM64_VA_BITS_48=y CONFIG_ARM64_VHE=y -# CONFIG_ARMV8_DEPRECATED is not set CONFIG_ARM_AMBA=y CONFIG_ARM_ARCH_TIMER=y CONFIG_ARM_ARCH_TIMER_EVTSTREAM=y @@ -95,7 +92,6 @@ CONFIG_ATA=y CONFIG_AUDIT=y CONFIG_AUDITSYSCALL=y CONFIG_AUDIT_ARCH_COMPAT_GENERIC=y -CONFIG_AUDIT_COMPAT_GENERIC=y CONFIG_AUDIT_GENERIC=y CONFIG_AUDIT_TREE=y CONFIG_AUDIT_WATCH=y @@ -117,7 +113,6 @@ CONFIG_BLK_DEV_SD=y CONFIG_BLK_MQ_PCI=y CONFIG_BLK_MQ_VIRTIO=y CONFIG_BLK_SCSI_REQUEST=y -CONFIG_BLOCK_COMPAT=y # CONFIG_BOOTPARAM_HUNG_TASK_PANIC is not set CONFIG_BOOTPARAM_HUNG_TASK_PANIC_VALUE=0 CONFIG_BOUNCE=y @@ -155,10 +150,6 @@ CONFIG_COMMON_CLK=y CONFIG_COMMON_CLK_CS2000_CP=y CONFIG_COMMON_CLK_VERSATILE=y CONFIG_COMMON_CLK_XGENE=y -CONFIG_COMPAT=y -CONFIG_COMPAT_BINFMT_ELF=y -CONFIG_COMPAT_NETLINK_MESSAGES=y -CONFIG_COMPAT_OLD_SIGACTION=y CONFIG_CONFIGFS_FS=y CONFIG_CONSOLE_TRANSLATIONS=y CONFIG_COREDUMP=y @@ -432,7 +423,6 @@ CONFIG_HAVE_ARCH_HUGE_VMAP=y CONFIG_HAVE_ARCH_JUMP_LABEL=y CONFIG_HAVE_ARCH_KASAN=y CONFIG_HAVE_ARCH_KGDB=y -CONFIG_HAVE_ARCH_MMAP_RND_COMPAT_BITS=y CONFIG_HAVE_ARCH_PFN_VALID=y CONFIG_HAVE_ARCH_SECCOMP_FILTER=y CONFIG_HAVE_ARCH_TRACEHOOK=y @@ -473,7 +463,6 @@ CONFIG_HAVE_RCU_TABLE_FREE=y CONFIG_HAVE_REGS_AND_STACK_ACCESS_API=y CONFIG_HAVE_SETUP_PER_CPU_AREA=y CONFIG_HAVE_SYSCALL_TRACEPOINTS=y -CONFIG_HAVE_UID16=y CONFIG_HAVE_VIRT_CPU_ACCOUNTING_GEN=y CONFIG_HIBERNATE_CALLBACKS=y CONFIG_HIBERNATION=y @@ -687,7 +676,6 @@ CONFIG_OF_NUMA=y CONFIG_OF_PCI=y CONFIG_OF_PCI_IRQ=y CONFIG_OF_RESERVED_MEM=y -CONFIG_OLD_SIGSUSPEND3=y CONFIG_PACKET_DIAG=y CONFIG_PADATA=y # CONFIG_PANIC_ON_OOPS is not set @@ -863,7 +851,6 @@ CONFIG_SYNC_FILE=y # CONFIG_SYN_COOKIES is not set CONFIG_SYSCTL_EXCEPTION_TRACE=y CONFIG_SYSFS_SYSCALL=y -CONFIG_SYSVIPC_COMPAT=y CONFIG_SYS_HYPERVISOR=y CONFIG_SYS_SUPPORTS_HUGETLBFS=y CONFIG_TASKSTATS=y -- cgit v1.2.3