aya: More discrete feature logging

Just use the Debug formatter vs. printing a message for each probe.

Signed-off-by: Dave Tucker <dave@dtucker.co.uk>

aya-obj/src/btf/btf.rs

@@ -172,25 +172,6 @@ pub struct BtfFeatures {
     pub btf_type_tag: bool,
 }
 
-impl std::fmt::Display for BtfFeatures {
-    fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
-        f.write_fmt(format_args!(
-            "[FEAT PROBE] BTF func support: {}\n\
-             [FEAT PROBE] BTF global func support: {}\n\
-             [FEAT PROBE] BTF var and datasec support: {}\n\
-             [FEAT PROBE] BTF float support: {}\n\
-             [FEAT PROBE] BTF decl_tag support: {}\n\
-             [FEAT PROBE] BTF type_tag support: {}",
-            self.btf_func,
-            self.btf_func_global,
-            self.btf_datasec,
-            self.btf_float,
-            self.btf_decl_tag,
-            self.btf_type_tag,
-        ))
-    }
-}
-
 /// Bpf Type Format metadata.
 ///
 /// BTF is a kind of debug metadata that allows eBPF programs compiled against one kernel version

aya/src/bpf.rs

@@ -96,28 +96,11 @@ impl Features {
             bpf_perf_link: is_perf_link_supported(),
             btf,
         };
-
-        debug!("{}", f);
-        if let Some(btf) = f.btf.as_ref() {
-            debug!("{}", btf)
-        }
+        debug!("BPF Feature Detection: {:#?}", f);
         f
     }
 }
 
-impl std::fmt::Display for Features {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        f.write_fmt(format_args!(
-            "[FEAT PROBE] BPF program name support: {}\n\
-             [FEAT PROBE] bpf_link support for kprobe/uprobe/tracepoint: {}\n\
-             [FEAT PROBE] BTF support: {}",
-            self.bpf_name,
-            self.bpf_perf_link,
-            self.btf.is_some()
-        ))
-    }
-}
-
 /// Builder style API for advanced loading of eBPF programs.
 ///
 /// Loading eBPF code involves a few steps, including loading maps and applying