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(parent: 7658484) | patch
fprobe: Fix sparse warning for acccessing __rcu ftrace_hash
authorMasami Hiramatsu <mhiramat@kernel.org>
Wed, 23 Mar 2022 07:35:36 +0000 (16:35 +0900)
committerAlexei Starovoitov <ast@kernel.org>
Tue, 29 Mar 2022 02:05:40 +0000 (19:05 -0700)
commitec6ad5ebb796888d1b8348ead6d8fc68f7d3042f
tree3a4e4e6165115f3f3cc8923b07a697fe5b81b728tree | snapshot
parent765848421ef00e4a8e55b19bfe0a79e1b8501416commit | diff
fprobe: Fix sparse warning for acccessing __rcu ftrace_hash

Since ftrace_ops::local_hash::filter_hash field is an __rcu pointer,
we have to use rcu_access_pointer() to access it.

Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/164802093635.1732982.4938094876018890866.stgit@devnote2
kernel/trace/fprobe.c diff | blob | history
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