Revert "fix: surface rb.Poll errors instead of silently dropping them"

This reverts commit 66956756ba018ed32a455aa57f04517af2c7357f.

1 files changed, 1 insertions, 11 deletions

diff --git a/internal/ior_bpfsetup.go b/internal/ior_bpfsetup.go
index 7575700..885d321 100644
--- a/internal/ior_bpfsetup.go
+++ b/internal/ior_bpfsetup.go
@@ -88,23 +88,13 @@ func setupBPFModule(parentCtx context.Context, cfg flags.Config) (*bpf.Module, *
 }
 
 // setupEventChannel initialises the BPF ring-buffer and returns the event channel.
-// It starts polling the ring buffer and logs any fatal poll error to stderr so
-// that a background ring-buffer failure does not go completely unnoticed.
 func setupEventChannel(bpfModule *bpf.Module) (chan []byte, error) {
 	ch := make(chan []byte, appconfig.DefaultChannelBufferSize)
 	rb, err := bpfModule.InitRingBuf("event_map", ch)
 	if err != nil {
 		return nil, err
 	}
-	// Poll returns a channel that receives any fatal error from the background
-	// polling goroutine. Monitor it in a goroutine so the error is logged and
-	// does not silently drop events.
-	pollErrCh := rb.Poll(300)
-	go func() {
-		if err := <-pollErrCh; err != nil {
-			fmt.Fprintf(os.Stderr, "ior: ring buffer poll failed: %v\n", err)
-		}
-	}()
+	rb.Poll(300)
 	return ch, nil
 }