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ed0b9710bd
Move precision propagation and backtracking logic to backtrack.c to reduce verifier.c size. No functional changes. Acked-by: Kumar Kartikeya Dwivedi <memxor@gmail.com> Acked-by: Daniel Borkmann <daniel@iogearbox.net> Link: https://lore.kernel.org/r/20260412152936.54262-6-alexei.starovoitov@gmail.com Signed-off-by: Alexei Starovoitov <ast@kernel.org>
77 lines
3.1 KiB
Makefile
77 lines
3.1 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0
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obj-y := core.o
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ifneq ($(CONFIG_BPF_JIT_ALWAYS_ON),y)
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# ___bpf_prog_run() needs GCSE disabled on x86; see 3193c0836f203 for details
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cflags-nogcse-$(CONFIG_X86)$(CONFIG_CC_IS_GCC) := -fno-gcse
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endif
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CFLAGS_core.o += -Wno-override-init $(cflags-nogcse-yy)
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obj-$(CONFIG_BPF_SYSCALL) += syscall.o verifier.o inode.o helpers.o tnum.o log.o token.o liveness.o const_fold.o
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obj-$(CONFIG_BPF_SYSCALL) += bpf_iter.o map_iter.o task_iter.o prog_iter.o link_iter.o
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obj-$(CONFIG_BPF_SYSCALL) += hashtab.o arraymap.o percpu_freelist.o bpf_lru_list.o lpm_trie.o map_in_map.o bloom_filter.o
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obj-$(CONFIG_BPF_SYSCALL) += local_storage.o queue_stack_maps.o ringbuf.o bpf_insn_array.o
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obj-$(CONFIG_BPF_SYSCALL) += bpf_local_storage.o bpf_task_storage.o
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obj-$(CONFIG_BPF_SYSCALL) += fixups.o cfg.o states.o backtrack.o
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obj-${CONFIG_BPF_LSM} += bpf_inode_storage.o
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obj-$(CONFIG_BPF_SYSCALL) += disasm.o mprog.o
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obj-$(CONFIG_BPF_JIT) += trampoline.o
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obj-$(CONFIG_BPF_SYSCALL) += btf.o memalloc.o rqspinlock.o stream.o
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ifeq ($(CONFIG_MMU)$(CONFIG_64BIT),yy)
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obj-$(CONFIG_BPF_SYSCALL) += arena.o range_tree.o
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endif
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obj-$(CONFIG_BPF_JIT) += dispatcher.o
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ifeq ($(CONFIG_NET),y)
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obj-$(CONFIG_BPF_SYSCALL) += devmap.o
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obj-$(CONFIG_BPF_SYSCALL) += cpumap.o
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obj-$(CONFIG_BPF_SYSCALL) += offload.o
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obj-$(CONFIG_BPF_SYSCALL) += net_namespace.o
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obj-$(CONFIG_BPF_SYSCALL) += tcx.o
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endif
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ifeq ($(CONFIG_PERF_EVENTS),y)
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obj-$(CONFIG_BPF_SYSCALL) += stackmap.o
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endif
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ifeq ($(CONFIG_CGROUPS),y)
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obj-$(CONFIG_BPF_SYSCALL) += cgroup_iter.o bpf_cgrp_storage.o
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endif
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obj-$(CONFIG_CGROUP_BPF) += cgroup.o
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ifeq ($(CONFIG_INET),y)
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obj-$(CONFIG_BPF_SYSCALL) += reuseport_array.o
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endif
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ifeq ($(CONFIG_SYSFS),y)
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obj-$(CONFIG_DEBUG_INFO_BTF) += sysfs_btf.o
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endif
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ifeq ($(CONFIG_BPF_JIT),y)
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obj-$(CONFIG_BPF_SYSCALL) += bpf_struct_ops.o
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obj-$(CONFIG_BPF_SYSCALL) += cpumask.o
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# bpf_lsm_proto.o must precede bpf_lsm.o. The current pahole logic
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# deduplicates function prototypes within
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# btf_encoder__add_saved_func() by keeping the first instance seen. We
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# need the function prototype(s) in bpf_lsm_proto.o to take precedence
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# over those within bpf_lsm.o. Having bpf_lsm_proto.o precede
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# bpf_lsm.o ensures its DWARF CU is processed early, forcing the
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# generated BTF to contain the overrides.
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#
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# Notably, this is a temporary workaround whilst the deduplication
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# semantics within pahole are revisited accordingly.
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obj-${CONFIG_BPF_LSM} += bpf_lsm_proto.o bpf_lsm.o
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endif
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ifneq ($(CONFIG_CRYPTO),)
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obj-$(CONFIG_BPF_SYSCALL) += crypto.o
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endif
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obj-$(CONFIG_BPF_PRELOAD) += preload/
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obj-$(CONFIG_BPF_SYSCALL) += relo_core.o
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obj-$(CONFIG_BPF_SYSCALL) += btf_iter.o
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obj-$(CONFIG_BPF_SYSCALL) += btf_relocate.o
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obj-$(CONFIG_BPF_SYSCALL) += kmem_cache_iter.o
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ifeq ($(CONFIG_DMA_SHARED_BUFFER),y)
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obj-$(CONFIG_BPF_SYSCALL) += dmabuf_iter.o
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endif
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CFLAGS_REMOVE_percpu_freelist.o = $(CC_FLAGS_FTRACE)
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CFLAGS_REMOVE_bpf_lru_list.o = $(CC_FLAGS_FTRACE)
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CFLAGS_REMOVE_queue_stack_maps.o = $(CC_FLAGS_FTRACE)
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CFLAGS_REMOVE_lpm_trie.o = $(CC_FLAGS_FTRACE)
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CFLAGS_REMOVE_ringbuf.o = $(CC_FLAGS_FTRACE)
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CFLAGS_REMOVE_rqspinlock.o = $(CC_FLAGS_FTRACE)
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