Searched refs:KF_RET_NULL (Results 1 – 6 of 6) sorted by relevance
| /Linux-v6.1/net/netfilter/ |
| D | nf_conntrack_bpf.c | 476 BTF_ID_FLAGS(func, bpf_xdp_ct_alloc, KF_ACQUIRE | KF_RET_NULL)
477 BTF_ID_FLAGS(func, bpf_xdp_ct_lookup, KF_ACQUIRE | KF_RET_NULL)
478 BTF_ID_FLAGS(func, bpf_skb_ct_alloc, KF_ACQUIRE | KF_RET_NULL)
479 BTF_ID_FLAGS(func, bpf_skb_ct_lookup, KF_ACQUIRE | KF_RET_NULL)
480 BTF_ID_FLAGS(func, bpf_ct_insert_entry, KF_ACQUIRE | KF_RET_NULL | KF_RELEASE)
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| /Linux-v6.1/Documentation/bpf/ |
| D | kfuncs.rst | 93 BTF_ID_FLAGS(func, bpf_get_task_pid, KF_ACQUIRE | KF_RET_NULL)
110 2.4.2 KF_RET_NULL flag
113 The KF_RET_NULL flag is used to indicate that the pointer returned by the kfunc
134 KF_ACQUIRE and KF_RET_NULL flags.
180 BTF_ID_FLAGS(func, bpf_get_task_pid, KF_ACQUIRE | KF_RET_NULL)
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| /Linux-v6.1/net/bpf/ |
| D | test_run.c | 742 BTF_ID_FLAGS(func, bpf_kfunc_call_test_acquire, KF_ACQUIRE | KF_RET_NULL) in BTF_ID_FLAGS()
743 BTF_ID_FLAGS(func, bpf_kfunc_call_memb_acquire, KF_ACQUIRE | KF_RET_NULL) in BTF_ID_FLAGS()
747 BTF_ID_FLAGS(func, bpf_kfunc_call_test_get_rdwr_mem, KF_RET_NULL) in BTF_ID_FLAGS()
748 BTF_ID_FLAGS(func, bpf_kfunc_call_test_get_rdonly_mem, KF_RET_NULL) in BTF_ID_FLAGS()
749 BTF_ID_FLAGS(func, bpf_kfunc_call_test_acq_rdonly_mem, KF_ACQUIRE | KF_RET_NULL) in BTF_ID_FLAGS()
751 BTF_ID_FLAGS(func, bpf_kfunc_call_test_kptr_get, KF_ACQUIRE | KF_RET_NULL | KF_KPTR_GET) in BTF_ID_FLAGS()
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| /Linux-v6.1/include/linux/ |
| D | btf.h | 18 #define KF_RET_NULL (1 << 2) /* kfunc returns a pointer that may be NULL */ macro
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| /Linux-v6.1/kernel/trace/ |
| D | bpf_trace.c | 1363 BTF_ID_FLAGS(func, bpf_lookup_user_key, KF_ACQUIRE | KF_RET_NULL | KF_SLEEPABLE)
1364 BTF_ID_FLAGS(func, bpf_lookup_system_key, KF_ACQUIRE | KF_RET_NULL)
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| /Linux-v6.1/kernel/bpf/ |
| D | verifier.c | 7773 if (*kfunc_flags & KF_RET_NULL) { in check_kfunc_call()
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