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Message-ID: <20190312150024.GF4939@kernel.org> Date: Tue, 12 Mar 2019 12:00:24 -0300 From: Arnaldo Carvalho de Melo <arnaldo.melo@...il.com> To: Song Liu <songliubraving@...com> Cc: bpf@...r.kernel.org, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, ast@...nel.org, daniel@...earbox.net, kernel-team@...com, peterz@...radead.org, acme@...hat.com, jolsa@...nel.org, namhyung@...nel.org, sdf@...ichev.me Subject: Re: [PATCH v9 perf,bpf 08/15] perf, bpf: save btf in a rbtree in perf_env Em Mon, Mar 11, 2019 at 10:30:44PM -0700, Song Liu escreveu: > static void perf_env__purge_bpf(struct perf_env *env) > { > @@ -83,6 +135,19 @@ static void perf_env__purge_bpf(struct perf_env *env) > rb_erase(&node->rb_node, root); > free(node); > } > + > + root = &env->bpf_progs.btfs; > + next = rb_first(root); > + > + while (next) { > + struct btf_node *node; > + > + node = rb_entry(next, struct btf_node, rb_node); > + next = rb_next(&node->rb_node); > + rb_erase(&node->rb_node, root); > + free(node); > + } Added this as well: env->bpf_progs.btfs_cnt = 0; > + > up_write(&env->bpf_progs.lock); > }
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