Attachment 661502 Details for Bug 886123 – udev rules patch

[patch] udev rules patch

correct-65-md-incremental-rules-in-case-a-raid-disk-fails.patch (text/plain), 2.11 KB, created by Maciej Patelczyk on 2012-12-11 14:59:39 UTC

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Creator: Maciej Patelczyk

Created: 2012-12-11 14:59:39 UTC

Size: 2.11 KB

patch

obsolete

>Correct 65-md-incremental rules in case a raid disk fails.
>
>When we have a raid volume and one of disks fails,
>the failed disk is still present in volume and container. 
>The raid volume is in normal state (but should be in degraded state)
>and rebuild cannot start.  
>
>If the disk fails and "$env{ID_PATH}" is null, udev runs
>"/sbin/mdadm -If sdX --path" (what does nothing - it is an incorrect
>mdadm's command), instead of "/sbin/mdadm -If sdX".
>
>This patch adds rules: if "$env{ID_PATH}" is null, run
>"/sbin/mdadm -If sdX".
>
>Signed-off-by: Marcin Tomczak <marcin.tomczak@intel.com>
>
>diff --git a/65-md-incremental.rules b/65-md-incremental.rules
>index 0045d99..3083dca 100644
>--- a/65-md-incremental.rules
>+++ b/65-md-incremental.rules
>@@ -26,8 +26,12 @@ ENV{DM_MULTIPATH_DEVICE_PATH}=="?*", GOTO="md_end"
> # array members either)
> SUBSYSTEM=="block", ACTION=="add", ENV{ID_FS_TYPE}=="linux_raid_member", \
> 	RUN+="/sbin/mdadm -I $env{DEVNAME}"
>-SUBSYSTEM=="block", ACTION=="remove", ENV{ID_FS_TYPE}=="linux_raid_member", \
>+SUBSYSTEM=="block", ACTION=="remove", ENV{ID_PATH}=="?*", \
>+	ENV{ID_FS_TYPE}=="linux_raid_member", \
> 	RUN+="/sbin/mdadm -If $name --path $env{ID_PATH}"
>+SUBSYSTEM=="block", ACTION=="remove", ENV{ID_PATH}!="?*", \
>+	ENV{ID_FS_TYPE}=="linux_raid_member", \
>+	RUN+="/sbin/mdadm -If $name"
> 
> # Next, check to make sure the BIOS raid stuff wasn't turned off via cmdline
> IMPORT{cmdline}="noiswmd"
>@@ -36,8 +40,12 @@ ENV{noiswmd}=="?*", GOTO="md_imsm_inc_end"
> ENV{nodmraid}=="?*", GOTO="md_imsm_inc_end"
> SUBSYSTEM=="block", ACTION=="add", ENV{ID_FS_TYPE}=="isw_raid_member", \
> 	RUN+="/sbin/mdadm -I $env{DEVNAME}"
>-SUBSYSTEM=="block", ACTION=="remove", ENV{ID_FS_TYPE}=="isw_raid_member", \
>+SUBSYSTEM=="block", ACTION=="remove", ENV{ID_PATH}=="?*", \
>+	ENV{ID_FS_TYPE}=="isw_raid_member", \
> 	RUN+="/sbin/mdadm -If $name --path $env{ID_PATH}"
>+SUBSYSTEM=="block", ACTION=="remove", ENV{ID_PATH}!="?*", \
>+	ENV{ID_FS_TYPE}=="isw_raid_member", \
>+	RUN+="/sbin/mdadm -If $name"
> LABEL="md_imsm_inc_end"
> 
> # Next make sure that this isn't a dm device we should skip for some reason
>

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Attachments on bug 886123: 661502