lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Thu, 7 Mar 2019 15:05:40 +0100 From: Jiri Olsa <jolsa@...hat.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 Subject: Re: [PATCH v6 perf,bpf 08/15] perf, bpf: save btf in a rbtree in perf_env On Tue, Mar 05, 2019 at 11:13:52PM -0800, Song Liu wrote: SNIP > /* purge data in bpf_progs.infos tree */ > static void perf_env__purge_bpf(struct perf_env *env) > { > @@ -82,6 +133,19 @@ static void perf_env__purge_bpf(struct perf_env *env) > rb_erase_init(&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_init(&node->rb_node, root); hum rb_erase should be enough when we are removingfreeing the node right after.. also for the struct bpf_prog_info_node up jirka > + free(node); > + } SNIP
Powered by blists - more mailing lists