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authorSong Liu <songliubraving@fb.com>2019-01-17 19:15:21 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2019-01-21 23:38:56 +0300
commit6934058d9fb6c058fb5e5b11cdcb19834e205c91 (patch)
treed52d3125407bd1ddb5bd071ba2513d572a503061 /kernel/kallsyms.c
parenta40b95bcd30cf77c6c7a00f879dfecbded47b3bd (diff)
downloadlinux-6934058d9fb6c058fb5e5b11cdcb19834e205c91.tar.xz
bpf: Add module name [bpf] to ksymbols for bpf programs
With this patch, /proc/kallsyms will show BPF programs as <addr> t bpf_prog_<tag>_<name> [bpf] Signed-off-by: Song Liu <songliubraving@fb.com> Reviewed-by: Arnaldo Carvalho de Melo <acme@redhat.com> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Acked-by: Peter Zijlstra <peterz@infradead.org> Cc: Alexei Starovoitov <ast@kernel.org> Cc: Daniel Borkmann <daniel@iogearbox.net> Cc: Peter Zijlstra <peterz@infradead.org> Cc: kernel-team@fb.com Cc: netdev@vger.kernel.org Link: http://lkml.kernel.org/r/20190117161521.1341602-10-songliubraving@fb.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'kernel/kallsyms.c')
-rw-r--r--kernel/kallsyms.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/kallsyms.c b/kernel/kallsyms.c
index f3a04994e063..14934afa9e68 100644
--- a/kernel/kallsyms.c
+++ b/kernel/kallsyms.c
@@ -494,7 +494,7 @@ static int get_ksymbol_ftrace_mod(struct kallsym_iter *iter)
static int get_ksymbol_bpf(struct kallsym_iter *iter)
{
- iter->module_name[0] = '\0';
+ strlcpy(iter->module_name, "bpf", MODULE_NAME_LEN);
iter->exported = 0;
return bpf_get_kallsym(iter->pos - iter->pos_ftrace_mod_end,
&iter->value, &iter->type,