From fa35aeb4afe6455d91148b4068d1572271f9862e Mon Sep 17 00:00:00 2001 From: V3n3RiX Date: Thu, 2 Jan 2020 03:33:33 +0000 Subject: sys-kernel/linux-{image,sources}-redcore : drop MuQSS patchset, reconfigure the kernel --- ...e-calls-of-schedule_timeout-1-to-use-the-.patch | 49 ---------------------- 1 file changed, 49 deletions(-) delete mode 100644 sys-kernel/linux-sources-redcore/files/5.4-0005-Special-case-calls-of-schedule_timeout-1-to-use-the-.patch (limited to 'sys-kernel/linux-sources-redcore/files/5.4-0005-Special-case-calls-of-schedule_timeout-1-to-use-the-.patch') diff --git a/sys-kernel/linux-sources-redcore/files/5.4-0005-Special-case-calls-of-schedule_timeout-1-to-use-the-.patch b/sys-kernel/linux-sources-redcore/files/5.4-0005-Special-case-calls-of-schedule_timeout-1-to-use-the-.patch deleted file mode 100644 index 53ac287e..00000000 --- a/sys-kernel/linux-sources-redcore/files/5.4-0005-Special-case-calls-of-schedule_timeout-1-to-use-the-.patch +++ /dev/null @@ -1,49 +0,0 @@ -From ea1ace768425220e605f405f36560a4a6d2b0859 Mon Sep 17 00:00:00 2001 -From: Con Kolivas -Date: Sat, 5 Nov 2016 09:27:36 +1100 -Subject: [PATCH 05/16] Special case calls of schedule_timeout(1) to use the - min hrtimeout of 1ms, working around low Hz resolutions. - ---- - kernel/time/timer.c | 16 ++++++++++++++-- - 1 file changed, 14 insertions(+), 2 deletions(-) - -diff --git a/kernel/time/timer.c b/kernel/time/timer.c -index 7dcadf9cd865..212931d29762 100644 ---- a/kernel/time/timer.c -+++ b/kernel/time/timer.c -@@ -1892,6 +1892,18 @@ signed long __sched schedule_timeout(signed long timeout) - - expire = timeout + jiffies; - -+#ifdef CONFIG_HIGH_RES_TIMERS -+ if (timeout == 1 && hrtimer_resolution < NSEC_PER_SEC / HZ) { -+ /* -+ * Special case 1 as being a request for the minimum timeout -+ * and use highres timers to timeout after 1ms to workaround -+ * the granularity of low Hz tick timers. -+ */ -+ if (!schedule_min_hrtimeout()) -+ return 0; -+ goto out_timeout; -+ } -+#endif - timer.task = current; - timer_setup_on_stack(&timer.timer, process_timeout, 0); - __mod_timer(&timer.timer, expire, 0); -@@ -1900,10 +1912,10 @@ signed long __sched schedule_timeout(signed long timeout) - - /* Remove the timer from the object tracker */ - destroy_timer_on_stack(&timer.timer); -- -+out_timeout: - timeout = expire - jiffies; - -- out: -+out: - return timeout < 0 ? 0 : timeout; - } - EXPORT_SYMBOL(schedule_timeout); --- -2.20.1 - -- cgit v1.2.3