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bpf: Count the number of times recursion was prevented
2021-02-05
Yonghong Song
bpf: Refactor BPF_PSEUDO_CALL checking as a helper...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2021-01-20
Yonghong Song
bpf: Permit size-0 datasec
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2021-01-03
Yonghong Song
bpf: Fix a task_iter bug caused by a merge conflict...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-12-14
Yonghong Song
selftests/bpf: Add a test for ptr_to_map_value on stack...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-12-14
Yonghong Song
bpf: Permits pointers on stack for helper calls
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-11-20
Yonghong Song
bpftool: Add {i,d}tlb_misses support for bpftool profile
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-10-28
Yonghong Song
bpf: Permit cond_resched for some iterators
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-10-15
Yonghong Song
net: fix pos incrementment in ipv6_route_seq_next
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-10-09
Yonghong Song
bpf: Track spill/fill of bounded scalars.
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-10-07
Yonghong Song
bpf: Fix build failure for kernel/trace/bpf_trace.c...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-10-06
Yonghong Song
samples/bpf: Fix a compilation error with fallthrough...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-10-06
Yonghong Song
samples/bpf: Change Makefile to cope with latest llvm
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-10-01
Yonghong Song
bpf: Fix "unresolved symbol" build error with resolve_btfids
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-09-21
Yonghong Song
bpf: Using rcu_read_lock for bpf_sk_storage_map iterator
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-09-16
Yonghong Song
bpf: Fix a rcu warning for bpffs map pretty-print
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-09-15
Yonghong Song
libbpf: Fix a compilation error with xsk.c for ubuntu...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-09-15
Yonghong Song
bpftool: Fix build failure
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-09-11
Yonghong Song
selftests/bpf: Define string const as global for test_sysctl...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-09-09
Yonghong Song
selftests/bpf: Fix test_sysctl_loop{1, 2} failure due...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-09-09
Yonghong Song
selftests/bpf: Add test for map_ptr arithmetic
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-09-09
Yonghong Song
bpf: Permit map_ptr arithmetic with opcode add and...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-09-04
Yonghong Song
selftests/bpf: Add bpf_{update, delete}_map_elem in...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-09-04
Yonghong Song
bpf: Do not use bucket_lock for hashmap iterator
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-09-02
Yonghong Song
selftests/bpf: Test task_file iterator without visiting...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-09-02
Yonghong Song
bpf: Avoid iterating duplicated files for task_file...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-08-28
Yonghong Song
bpf: Make bpf_link_info.iter similar to bpf_iter_link_info
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-08-27
Yonghong Song
selftests/bpf: Add verifier tests for xor operation
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-08-27
Yonghong Song
bpf: Fix a verifier failure with xor
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-08-25
Yonghong Song
selftests/bpf: Enable tc verbose mode for test_sk_assign
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-08-25
Yonghong Song
bpf: Fix a buffer out-of-bound access when filling...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-08-21
Yonghong Song
bpftool: Implement link_query for bpf iterators
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-08-21
Yonghong Song
bpf: Implement link_query callbacks in map element...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-08-21
Yonghong Song
bpf: Implement link_query for bpf iterators
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-08-19
Yonghong Song
bpftool: Handle EAGAIN error code properly in pids...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-08-19
Yonghong Song
bpf: Avoid visit same object multiple times
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-08-19
Yonghong Song
bpf: Fix a rcu_sched stall issue with bpf task/task_file...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-08-17
Yonghong Song
bpf: Use get_file_rcu() instead of get_file() for task_file...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-08-11
Yonghong Song
libbpf: Do not use __builtin_offsetof for offsetof
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-08-06
Yonghong Song
tools/bpf: Support new uapi for map element bpf iterator
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-08-06
Yonghong Song
bpf: Change uapi for bpf iterator map elements
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-07-30
Yonghong Song
selftests/bpf: Test bpf_iter buffer access with negative...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-07-30
Yonghong Song
bpf: Add missing newline characters in verifier error...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-07-26
Yonghong Song
selftests/bpf: Add a test for out of bound rdonly buf...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-07-26
Yonghong Song
selftests/bpf: Add a test for bpf sk_storage_map iterator
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-07-26
Yonghong Song
selftests/bpf: Add test for bpf array map iterators
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-07-26
Yonghong Song
selftests/bpf: Add test for bpf hash map iterators
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-07-26
Yonghong Song
tools/bpftool: Add bpftool support for bpf map element...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-07-26
Yonghong Song
tools/libbpf: Add support for bpf map element iterator
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-07-26
Yonghong Song
bpf: Implement bpf iterator for sock local storage map
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-07-26
Yonghong Song
bpf: Implement bpf iterator for array maps
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-07-26
Yonghong Song
bpf: Implement bpf iterator for hash maps
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-07-26
Yonghong Song
bpf: Implement bpf iterator for map elements
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-07-26
Yonghong Song
bpf: Fix pos computation for bpf_iter seq_ops->start()
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-07-26
Yonghong Song
bpf: Support readonly/readwrite buffers in verifier
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-07-26
Yonghong Song
bpf: Refactor to provide aux info to bpf_iter_init_seq_priv_t
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-07-26
Yonghong Song
bpf: Refactor bpf_iter_reg to have separate seq_info...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-07-21
Yonghong Song
bpf: net: Use precomputed btf_id for bpf iterators
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-07-21
Yonghong Song
bpf: Make btf_sock_ids global
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-07-21
Yonghong Song
bpf: Add BTF_ID_LIST_GLOBAL in btf_ids.h
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-07-21
Yonghong Song
tools/bpf: Sync btf_ids.h to tools
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-07-21
Yonghong Song
bpf: Compute bpf_skc_to_*() helper socket btf ids at...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-06-30
Yonghong Song
bpf: Add tests for PTR_TO_BTF_ID vs. null comparison
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-06-30
Yonghong Song
bpf: Fix an incorrect branch elimination by verifier
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-06-25
Yonghong Song
selftests/bpf: Add tcp/udp iterator programs to selftests
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-06-25
Yonghong Song
selftests/bpf: Implement sample udp/udp6 bpf_iter programs
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-06-25
Yonghong Song
selftests/bpf: Implement sample tcp/tcp6 bpf_iter programs
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-06-25
Yonghong Song
selftests/bpf: Add more common macros to bpf_tracing_net.h
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-06-25
Yonghong Song
selftests/bpf: Refactor some net macros to bpf_tracing_net.h
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-06-25
Yonghong Song
selftests/bpf: Move newer bpf_iter_* type redefining...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-06-25
Yonghong Song
bpf: Add bpf_skc_to_udp6_sock() helper
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-06-25
Yonghong Song
net: bpf: Implement bpf iterator for udp
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-06-25
Yonghong Song
net: bpf: Add bpf_seq_afinfo in udp_iter_state
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-06-25
Yonghong Song
bpf: Add bpf_skc_to_{tcp, tcp_timewait, tcp_request...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-06-25
Yonghong Song
bpf: Add bpf_skc_to_tcp6_sock() helper
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-06-25
Yonghong Song
bpf: Allow tracing programs to use bpf_jiffies64()...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-06-25
Yonghong Song
bpf: Support 'X' in bpf_seq_printf() helper
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-06-25
Yonghong Song
net: bpf: Implement bpf iterator for tcp
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-06-25
Yonghong Song
net: bpf: Add bpf_seq_afinfo in tcp_iter_state
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-06-24
Yonghong Song
bpf: Set the number of exception entries properly for...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-06-19
Yonghong Song
tools/bpf: Add verifier tests for 32bit pointer/scalar...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-06-19
Yonghong Song
bpf: Avoid verifier failure for 32bit pointer arithmetic
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-06-01
Yonghong Song
bpf: Use strncpy_from_unsafe_strict() in bpf_seq_printf...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-05-14
Yonghong Song
selftests/bpf: Enforce returning 0 for fentry/fexit...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-05-14
Yonghong Song
bpf: Enforce returning 0 for fentry/fexit progs
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-05-13
Yonghong Song
samples/bpf: Remove compiler warnings
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-05-13
Yonghong Song
bpf: Enable bpf_iter targets registering ctx argument...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-05-13
Yonghong Song
bpf: Change func bpf_iter_unreg_target() signature
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-05-13
Yonghong Song
bpf: net: Refactor bpf_iter target registration
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-05-13
Yonghong Song
bpf: Add comments to interpret bpf_prog return values
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-05-13
Yonghong Song
bpf: Change btf_iter func proto prefix to "bpf_iter_"
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-05-13
Yonghong Song
tools/bpf: selftests : Explain bpf_iter test failures...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-05-10
Yonghong Song
tools/bpf: selftests: Add bpf_iter selftests
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-05-10
Yonghong Song
tools/bpf: selftests: Add iter progs for bpf_map/task...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-05-10
Yonghong Song
tools/bpf: selftests: Add iterator programs for ipv6_route...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-05-10
Yonghong Song
tools/bpftool: Add bpf_iter support for bptool
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-05-10
Yonghong Song
tools/libpf: Add offsetof/container_of macro in bpf_helpers.h
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-05-10
Yonghong Song
tools/libbpf: Add bpf_iter support
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-05-10
Yonghong Song
bpf: Support variable length array in tracing programs
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-05-10
Yonghong Song
bpf: Handle spilled PTR_TO_BTF_ID properly when checking...
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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2020-05-10
Yonghong Song
bpf: Add bpf_seq_printf and bpf_seq_write helpers
Signed-off-by:
Yonghong Song
<yhs@fb.com>
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