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