Attachment 16806 Details for Bug 51235 – A proposed fix

[patch] A proposed fix

file_51235.txt (text/plain), 1.60 KB, created by Arseny Maslennikov on 2024-09-06 14:15:26 MSK

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Creator: Arseny Maslennikov

Created: 2024-09-06 14:15:26 MSK

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patch

obsolete

>From 861c806b25392767d1069437352e7a7fd3fa1da4 Mon Sep 17 00:00:00 2001
>From: Arseny Maslennikov <arseny@altlinux.org>
>Date: Fri, 6 Sep 2024 14:10:05 +0300
>Subject: [PATCH startup.git] halt: treat /usr as /
>To: devel@lists.altlinux.org
>
>If /usr is its own mountpoint, we have to treat it as one of the last
>remaining filesystems before the system is halted, since it e. g. hosts
>/usr/sbin/reboot.
>
>Link: https://bugzilla.altlinux.org/51235
>Link: https://altlinux.org/Usrmerge
>Signed-off-by: Arseny Maslennikov <arseny@altlinux.org>
>---
> startup/rc.d/init.d/halt | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
>
>diff --git a/startup/rc.d/init.d/halt b/startup/rc.d/init.d/halt
>index 1464d08..eb9d333 100755
>--- a/startup/rc.d/init.d/halt
>+++ b/startup/rc.d/init.d/halt
>@@ -160,7 +160,7 @@ UnmountFilesystems 3 5 \
> 
> # Unmount all the rest.
> UnmountFilesystems 3 5 \
>-	'$2 != "/" && $2 !~ /^\/(dev|proc|sys)(\/.*)?$/ && $1 !~ /^none$/ {print $2}' \
>+	'$2 != "/" && $2 != "/usr" && $2 !~ /^\/(dev|proc|sys)(\/.*)?$/ && $1 !~ /^none$/ {print $2}' \
> 	'Unmounting filesystem' \
> 	'Unmounting filesystem (retry)'
> 
>@@ -188,6 +188,9 @@ fi
> # Unmount and remount read-only anything that's left mounted.
> action 'Remounting remaining filesystems (if any) read-only:' \
> 	umount -afnr -t noproc,nosysfs,notmpfs,nodevfs,nodevtmpfs,nousbfs,norpc_pipefs,nonfsd
>+if mountpoint -q /usr; then
>+	action 'Remounting usr filesystem read-only:' mount -n -o remount,ro /usr
>+fi
> action 'Remounting root filesystem read-only:' mount -n -o remount,ro /
> 
> # See if this is a powerfail situation.
>-- 
>2.45.2

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