File 0001-Remove-the-cap-on-epoll-events.patch of Package systemd

Overview Repositories Revisions Requests Users Attributes Meta

File 0001-Remove-the-cap-on-epoll-events.patch of Package systemd (Revision aa1871c5b523e344dd4985fef9c177ba)

Currently displaying revision aa1871c5b523e344dd4985fef9c177ba , Show latest

Based on 1c724e9e0ec5bc4bf791a3d7b1cf5b955cdb98b2 Mon Sep 17 00:00:00 2001
From: Hannes Reinecke <hare@suse.de>
Date: Wed, 4 Mar 2015 16:32:16 +0100
Subject: [PATCH] Remove the cap on epoll events

Currently the code will silently blank out events if there are more
then 512 epoll events, causing them never to be handled at all. This
patch removes the cap on the number of events for epoll_wait, thereby
avoiding this issue.
---
 src/libsystemd/sd-event/sd-event.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

--- src/libsystemd/sd-event/sd-event.c
+++ src/libsystemd/sd-event/sd-event.c
@@ -36,7 +36,6 @@
 
 #include "sd-event.h"
 
-#define EPOLL_QUEUE_MAX 512U
 #define DEFAULT_ACCURACY_USEC (250 * USEC_PER_MSEC)
 
 typedef enum EventSourceType {
@@ -2077,7 +2076,7 @@ _public_ int sd_event_run(sd_event *e, u
 
         if (event_next_pending(e) || e->need_process_child)
                 timeout = 0;
-        ev_queue_max = CLAMP(e->n_sources, 1U, EPOLL_QUEUE_MAX);
+        ev_queue_max = MAX(e->n_sources, 1u);
         ev_queue = newa(struct epoll_event, ev_queue_max);
 
         m = epoll_wait(e->epoll_fd, ev_queue, ev_queue_max,

Places

File 0001-Remove-the-cap-on-epoll-events.patch of Package systemd (Revision aa1871c5b523e344dd4985fef9c177ba)

Places