0 ˆÃÅ ƒgÂÄÇ1/* SPDX-License-Identifier: GPL-2.0 */ /* * Berlin2 BG2/BG2CD clock tree IDs */ #define CLKID_SYS 0 #define CLKID_CPU 1 #define CLKID_DRMFIGO 2 #define CLKID_CFG 3 #define CLKID_GFX 4 #define CLKID_ZSP 5 #define CLKID_PERIF 6 #define CLKID_PCUBE 7 #define CLKID_VSCOPE 8 #define CLKID_NFC_ECC 9 #define CLKID_VPP 10 #define CLKID_APP 11 #define CLKID_AUDIO0 12 #define CLKID_AUDIO2 13 #define CLKID_AUDIO3 14 #define CLKID_AUDIO1 15 #define CLKID_GFX3D_CORE 16 #define CLKID_GFX3D_SYS 17 #define CLKID_ARC 18 #define CLKID_VIP 19 #define CLKID_SDIO0XIN 20 #define CLKID_SDIO1XIN 21 #define CLKID_GFX3D_EXTRA 22 #define CLKID_GC360 23 #define CLKID_SDIO_DLLMST 24 #define CLKID_GETH0 25 #define CLKID_GETH1 26 #define CLKID_SATA 27 #define CLKID_AHBAPB 28 #define CLKID_USB0 29 #define CLKID_USB1 30 #define CLKID_PBRIDGE 31 #define CLKID_SDIO0 32 #define CLKID_SDIO1 33 #define CLKID_NFC 34 #define CLKID_SMEMC 35 #define CLKID_AUDIOHD 36 #define CLKID_VIDEO0 37 #define CLKID_VIDEO1 38 #define CLKID_VIDEO2 39 #define CLKID_TWD 40 ˆÁÅ ƒd!kÄÇ *# SPDX-License-Identifier: GPL-2.0-only # BPF interpreter that, for example, classic socket filters depend on. config BPF bool # Used by archs to tell that they support BPF JIT compiler plus which # flavour. Only one of the two can be selected for a specific arch since # eBPF JIT supersedes the cBPF JIT. # Classic BPF JIT (cBPF) config HAVE_CBPF_JIT bool # Extended BPF JIT (eBPF) config HAVE_EBPF_JIT bool # Used by archs to tell that they want the BPF JIT compiler enabled by # default for kernels that were compiled with BPF JIT support. config ARCH_WANT_DEFAULT_BPF_JIT bool menu "BPF subsystem" config BPF_SYSCALL bool "Enable bpf() system call" select BPF select IRQ_WORK select TASKS_RCU if PREEMPTION select TASKS_TRACE_RCU select BINARY_PRINTF select NET_SOCK_MSG if NET select NET_XGRESS if NET select PAGE_POOL if NET default n help Enable the bpf() system call that allows to manipulate BPF programs and maps via file descriptors. config BPF_JIT bool "Enable BPF Just In Time compiler" depends on BPF depends on HAVE_CBPF_JIT || HAVE_EBPF_JIT depends on MODULES help BPF programs are normally handled by a BPF interpreter. This option allows the kernel to generate native code when a program is loaded into the kernel. This will significantly speed-up processing of BPF programs. Note, an admin should enable this feature changing: /proc/sys/net/core/bpf_jit_enable /proc/sys/net/core/bpf_jit_harden (optional) /proc/sys/net/core/bpf_jit_kallsyms (optional) config BPF_JIT_ALWAYS_ON bool "Permanently enable BPF JIT and remove BPF interpreter" depends on BPF_SYSCALL && HAVE_EBPF_JIT && BPF_JIT help Enables BPF JIT and removes BPF interpreter to avoid speculative execution of BPF instructions by the interpreter. When CONFIG_BPF_JIT_ALWAYS_ON is enabled, /proc/sys/net/core/bpf_jit_enable is permanently set to 1 and setting any other value than that will return failure. config BPF_JIT_DEFAULT_ON def_bool ARCH_WANT_DEFAULT_BPF_JIT || BPF_JIT_ALWAYS_ON depends on HAVE_EBPF_JIT && BPF_JIT config BPF_UNPRIV_DEFAULT_OFF bool "Disable unprivileged BPF by default" default y depends on BPF_SYSCALL help Disables unprivileged BPF by default by setting the corresponding /proc/sys/kernel/unprivileged_bpf_disabled knob to 2. An admin can still reenable it by setting it to 0 later on, or permanently disable it by setting it to 1 (from which no other transition to 0 is possible anymore). Unprivileged BPF could be used to exploit certain potential speculative execution side-channel vulnerabilities on unmitigated affected hardware. If you are unsure how to answer this question, answer Y. source "kernel/bpf/preload/Kconfig" config BPF_LSM bool "Enable BPF LSM Instrumentation" depends on BPF_EVENTS depends on BPF_SYSCALL depends on SECURITY depends on BPF_JIT help Enables instrumentation of the security hooks with B