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systemd/1095-set-ssd-disk-to-use-deadline-scheduler.patch

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---
Makefile.am | 1 +
rules/60-ssd-scheduler.rules | 11 +++++++++++
2 files changed, 12 insertions(+)
Index: systemd-221/Makefile.am
===================================================================
--- systemd-221.orig/Makefile.am
+++ systemd-221/Makefile.am
@@ -3501,6 +3501,7 @@ dist_udevrules_DATA += \
rules/60-persistent-input.rules \
rules/60-persistent-alsa.rules \
rules/60-persistent-storage.rules \
+ rules/60-ssd-scheduler.rules \
rules/60-serial.rules \
rules/64-btrfs.rules \
rules/70-mouse.rules \
Index: systemd-221/rules/60-ssd-scheduler.rules
===================================================================
--- /dev/null
+++ systemd-221/rules/60-ssd-scheduler.rules
@@ -0,0 +1,11 @@
+# do not edit this file, it will be overwritten on update
+
+ACTION!="add", GOTO="ssd_scheduler_end"
+SUBSYSTEM!="block", GOTO="ssd_scheduler_end"
+
+IMPORT{cmdline}="elevator"
+ENV{elevator}=="*?", GOTO="ssd_scheduler_end"
+
+KERNEL=="sd*[!0-9]", ATTR{queue/rotational}=="0", ATTR{queue/scheduler}="deadline"
+
+LABEL="ssd_scheduler_end"