dracut/0012-init-set-cdrom-polling-in-kernel.patch
Harald Hoyer 59f9af3305 - fixed i18n unicode setting
- set cdrom in kernel polling
2011-02-21 17:44:59 +01:00

55 lines
1.8 KiB
Diff

From 9edf1b206b69a9f6d6d038d333d8b855145ed4d6 Mon Sep 17 00:00:00 2001
From: Harald Hoyer <harald@redhat.com>
Date: Fri, 18 Feb 2011 13:27:31 +0100
Subject: [PATCH] init: set cdrom polling in kernel
and reset to -1 after we are done.
---
modules.d/99base/init | 22 +++++++++++++++++-----
1 files changed, 17 insertions(+), 5 deletions(-)
diff --git a/modules.d/99base/init b/modules.d/99base/init
index 0a05e91..b49c87a 100755
--- a/modules.d/99base/init
+++ b/modules.d/99base/init
@@ -203,15 +203,19 @@ while :; do
# dirty hack for some cdrom drives,
# which report no medium for quiet
# some time.
- if [ ! -e /sys/module/block/parameters/events_dfl_poll_msecs ]; then
- for cdrom in /sys/block/sr*; do
- [ -e "$cdrom" ] || continue
+ for cdrom in /sys/block/sr*; do
+ [ -e "$cdrom" ] || continue
+ if [ -e "$cdrom"/events_poll_msecs ]; then
+ msecs=$(while read a; do echo $a;done < "$cdrom"/events_poll_msecs)
+ [ "$msecs" = "-1" ] && \
+ echo 1000 > "$cdrom"/events_poll_msecs
+ else
# skip, if cdrom medium was already found
strstr "$(udevadm info --query=env --path=${cdrom##/sys})" \
ID_CDROM_MEDIA && continue
echo change > "$cdrom/uevent"
- done
- fi
+ fi
+ done
i=$(($i+1))
[ $i -gt $RDRETRY ] \
@@ -220,6 +224,14 @@ done
unset job
unset queuetriggered
+# reset cdrom polling
+for cdrom in /sys/block/sr*; do
+ [ -e "$cdrom" ] || continue
+ if [ -e "$cdrom"/events_poll_msecs ]; then
+ echo -1 > "$cdrom"/events_poll_msecs
+ fi
+done
+
# pre-mount happens before we try to mount the root filesystem,
# and happens once.
getarg 'rd.break=pre-mount' 'rdbreak=pre-mount' && emergency_shell -n pre-mount "Break pre-mount"