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Merge branch 'bpf-introduce-bpf-arena'
2024-03-11 Andrii NakryikoMerge branch 'bpf-introduce-bpf-arena'
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-03-11 Andrii Nakryikolibbpf: Recognize __arena global variables.
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-03-11 Andrii Nakryikoselftests/bpf: Add fexit and kretprobe triggering benchmarks
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-03-07 Andrii Nakryikobpftool: rename is_internal_mmapable_map into is_mmapable_map
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-03-06 Andrii NakryikoMerge branch 'libbpf-type-suffixes-and-autocreate-flag...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-03-06 Andrii NakryikoMerge branch 'bpf-introduce-may_goto-and-cond_break'
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-03-06 Andrii NakryikoMerge branch 'mm-enforce-ioremap-address-space-and...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-03-04 Andrii Nakryikoselftests/bpf: Extend uprobe/uretprobe triggering benchmarks
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-02-29 Andrii NakryikoMerge branch 'create-shadow-types-for-struct_ops-maps...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-02-15 Andrii Nakryikobpf: improve duplicate source code line detection
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-02-14 Andrii Nakryikobpf: Use O(log(N)) binary search to find line info...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-02-14 Andrii Nakryikobpf: emit source code file name and line number in...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-02-14 Andrii Nakryikoselftests/bpf: add anonymous user struct as global...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-02-14 Andrii Nakryikobpf: don't infer PTR_TO_CTX for programs with unnamed...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-02-14 Andrii Nakryikobpf: handle bpf_user_pt_regs_t typedef explicitly for...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-02-14 Andrii Nakryikobpf: simplify btf_get_prog_ctx_type() into btf_is_prog_ctx_t...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-02-07 Andrii NakryikoMerge branch 'tools-resolve_btfids-fix-cross-compilation...
...defs from btf_ids.h (suggested by Andrii Nakryiko)
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-02-06 Andrii Nakryikoselftests/bpf: mark dynptr kfuncs __weak to make them...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-02-06 Andrii Nakryikolibbpf: fix return value for PERF_EVENT __arg_ctx type...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-02-03 Andrii Nakryikobpf: don't emit warnings intended for global subprogs...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-02-03 Andrii Nakryikoselftests/bpf: add more cases for __arg_trusted __arg_nullab...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-02-03 Andrii Nakryikobpf: handle trusted PTR_TO_BTF_ID_OR_NULL in argument...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-02-02 Andrii NakryikoMerge branch 'improvements-for-tracking-scalars-in...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-02-01 Andrii Nakryikoselftests/bpf: Fix bench runner SIGSEGV
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-02-01 Andrii Nakryikolibbpf: Add missed btf_ext__raw_data() API
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-02-01 Andrii Nakryikolibbpf: Add btf__new_split() API that was declared...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-02-01 Andrii Nakryikolibbpf: Add missing LIBBPF_API annotation to libbpf_set_meml...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-02-01 Andrii Nakryikolibbpf: Call memfd_create() syscall directly
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-30 Andrii Nakryikoselftests/bpf: convert bpf_rdonly_cast() uses to bpf_core_ca...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-30 Andrii Nakryikolibbpf: add bpf_core_cast() macro
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-30 Andrii Nakryikoselftests/bpf: add trusted global subprog arg tests
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-30 Andrii Nakryikolibbpf: add __arg_trusted and __arg_nullable tag macros
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-30 Andrii Nakryikobpf: add arg:nullable tag to be combined with trusted...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-30 Andrii Nakryikobpf: add __arg_trusted global func arg tag
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-29 Andrii Nakryikobpf: move arg:ctx type enforcement check inside the...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-29 Andrii Nakryikolibbpf: fix __arg_ctx type enforcement for perf_event...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-29 Andrii Nakryikolibbpf: integrate __arg_ctx feature detector into kernel_sup...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-29 Andrii Nakryikolibbpf: Fix faccessat() usage on Android
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii NakryikoMerge branch 'bpf-token'
Andrii Nakryiko says:
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikoselftests/bpf: Incorporate LSM policy to token-based...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikoselftests/bpf: Add tests for LIBBPF_BPF_TOKEN_PATH...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikolibbpf: Support BPF token path setting through LIBBPF_BPF_TO...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikoselftests/bpf: Add tests for BPF object load with implicit...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikoselftests/bpf: Add BPF object loading tests with explicit...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikolibbpf: Wire up BPF token support at BPF object level
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikolibbpf: Wire up token_fd into feature probing logic
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikolibbpf: Move feature detection code into its own file
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikolibbpf: Further decouple feature checking logic from...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikolibbpf: Split feature detectors definitions from cached...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikoselftests/bpf: Utilize string values for delegate_xxx...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikobpf: Support symbolic BPF FS delegation mount options
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikobpf: Fail BPF_TOKEN_CREATE if no delegation option...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikobpf,selinux: Allocate bpf_security_struct per BPF token
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikoselftests/bpf: Add BPF token-enabled tests
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikolibbpf: Add BPF token support to bpf_prog_load() API
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikolibbpf: Add BPF token support to bpf_btf_load() API
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikolibbpf: Add BPF token support to bpf_map_create() API
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikolibbpf: Add bpf_token_create() API
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikobpf,lsm: Add BPF token LSM hooks
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikobpf,lsm: Refactor bpf_map_alloc/bpf_map_free LSM hooks
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikobpf,lsm: Refactor bpf_prog_alloc/bpf_prog_free LSM...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikobpf: Consistently use BPF token throughout BPF verifier...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikobpf: Take into account BPF token when fetching helper...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikobpf: Add BPF token support to BPF_PROG_LOAD command
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikobpf: Add BPF token support to BPF_BTF_LOAD command
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikobpf: Add BPF token support to BPF_MAP_CREATE command
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikobpf: Introduce BPF token object
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikobpf: Add BPF token delegation mount options to BPF FS
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-25 Andrii Nakryikobpf: Align CAP_NET_ADMIN checks with bpf_capable()...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-24 Andrii NakryikoMerge branch 'skip-callback-tests-if-jit-is-disabled...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-23 Andrii Nakryikolibbpf: call dup2() syscall directly
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-23 Andrii Nakryikoselftests/bpf: detect testing prog flags support
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-23 Andrii Nakryikobpf: support multiple tags per argument
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-23 Andrii Nakryikobpf: prepare btf_prepare_func_args() for multiple tags...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-23 Andrii Nakryikobpf: make sure scalar args don't accept __arg_nonnull tag
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-23 Andrii Nakryikoselftests/bpf: fix test_loader check message
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-18 Andrii Nakryikolibbpf: warn on unexpected __arg_ctx type when rewriting BTF
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-18 Andrii Nakryikoselftests/bpf: add tests confirming type logic in kernel...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-18 Andrii Nakryikobpf: enforce types for __arg_ctx-tagged arguments in...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-18 Andrii Nakryikobpf: extract bpf_ctx_convert_map logic and make it...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-18 Andrii Nakryikolibbpf: feature-detect arg:ctx tag support in kernel
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-04 Andrii Nakryikoselftests/bpf: add __arg_ctx BTF rewrite test
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-04 Andrii Nakryikoselftests/bpf: add arg:ctx cases to test_global_funcs...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-04 Andrii Nakryikolibbpf: implement __arg_ctx fallback logic
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-04 Andrii Nakryikolibbpf: move BTF loading step after relocation step
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-04 Andrii Nakryikolibbpf: move exception callbacks assignment logic into...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-04 Andrii Nakryikolibbpf: use stable map placeholder FDs
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-04 Andrii Nakryikolibbpf: don't rely on map->fd as an indicator of map...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-04 Andrii Nakryikolibbpf: use explicit map reuse flag to skip map creation...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-04 Andrii Nakryikolibbpf: make uniform use of btf__fd() accessor inside...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-03 Andrii NakryikoMerge branch 'bpf-volatile-compare'
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2024-01-03 Andrii NakryikoMerge branch 'bpf-simplify-checking-size-of-helper...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2023-12-20 Andrii Nakryikoselftests/bpf: add freplace of BTF-unreliable main...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2023-12-20 Andrii Nakryikoselftests/bpf: add global subprog annotation tests
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2023-12-20 Andrii Nakryikolibbpf: add __arg_xxx macros for annotating global...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2023-12-20 Andrii Nakryikobpf: add support for passing dynptr pointer to global...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2023-12-20 Andrii Nakryikobpf: support 'arg:xxx' btf_decl_tag-based hints for...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2023-12-20 Andrii Nakryikobpf: reuse subprog argument parsing logic for subprog...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2023-12-20 Andrii Nakryikobpf: move subprog call logic back to verifier.c
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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2023-12-20 Andrii Nakryikobpf: prepare btf_prepare_func_args() for handling static...
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
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