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-rw-r--r--lib/PublicInbox/NNTP.pm26
1 files changed, 18 insertions, 8 deletions
diff --git a/lib/PublicInbox/NNTP.pm b/lib/PublicInbox/NNTP.pm
index 022bb809..90a5a3a5 100644
--- a/lib/PublicInbox/NNTP.pm
+++ b/lib/PublicInbox/NNTP.pm
@@ -51,8 +51,16 @@ sub next_tick () {
                 # before finishing reading:
                 if (my $long_cb = $nntp->{long_res}) {
                         $nntp->write($long_cb);
-                } elsif (&Danga::Socket::POLLIN & $nntp->{event_watch}) {
+                } else {
+                        # pipelined request, we bypassed socket-readiness
+                        # checks to get here:
                         event_read($nntp);
+
+                        # maybe there's more pipelined data, or we'll have
+                        # to register it for socket-readiness notifications
+                        if (!$nntp->{long_res} && !$nntp->{closed}) {
+                                check_read($nntp);
+                        }
                 }
         }
 }
@@ -609,7 +617,7 @@ sub long_response ($$) {
                                            now() - $t0);
                         } else {
                                 update_idle_time($self);
-                                $self->watch_read(1);
+                                check_read($self);
                         }
                 } elsif ($more) { # $self->{write_buf_size}:
                         # no recursion, schedule another call ASAP
@@ -620,7 +628,7 @@ sub long_response ($$) {
                         $nextt ||= PublicInbox::EvCleanup::asap(*next_tick);
                 } else { # all done!
                         $self->{long_res} = undef;
-                        $self->watch_read(1);
+                        check_read($self);
                         res($self, '.');
                         out($self, " deferred[$fd] done - %0.6f", now() - $t0);
                 }
@@ -968,10 +976,9 @@ sub event_read {
         update_idle_time($self);
 }
 
-sub watch_read {
-        my ($self, $bool) = @_;
-        my $rv = $self->SUPER::watch_read($bool);
-        if ($bool && index($self->{rbuf}, "\n") >= 0) {
+sub check_read {
+        my ($self) = @_;
+        if (index($self->{rbuf}, "\n") >= 0) {
                 # Force another read if there is a pipelined request.
                 # We don't know if the socket has anything for us to read,
                 # and we must double-check again by the time the timer fires
@@ -979,8 +986,11 @@ sub watch_read {
                 # another long response.
                 push @$nextq, $self;
                 $nextt ||= PublicInbox::EvCleanup::asap(*next_tick);
+        } else {
+                # no pipelined requests available, let the kernel know
+                # to wake us up if there's more
+                $self->watch_read(1); # Danga::Socket::watch_read
         }
-        $rv;
 }
 
 sub not_idle_long ($$) {