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From afe6545483a881ccde41dcaa6718c71c74b38d7b Mon Sep 17 00:00:00 2001
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From: Sven Wiltink <swiltink@transip.nl>
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Date: Fri, 1 May 2020 16:35:40 +0200
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Subject: [PATCH 46/55] lsblk: Fall back to ID_SERIAL
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In some cases ID_SERIAL_SHORT isn't provided by libudev, but ID_SERIAL
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is. An example of this are virtio devices. See the output of udevadm
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info:
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P: /devices/pci0000:00/0000:00:06.0/virtio2/block/vdb
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N: vdb
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S: disk/by-id/virtio-08491434ee711d3420e9
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S: disk/by-path/pci-0000:00:06.0
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S: disk/by-path/virtio-pci-0000:00:06.0
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E: DEVLINKS=/dev/disk/by-id/virtio-08491434ee711d3420e9 /dev/disk/by-path/pci-0000:00:06.0 /dev/disk/by-path/virtio-pci-0000:00:06.0
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E: DEVNAME=/dev/vdb
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E: DEVPATH=/devices/pci0000:00/0000:00:06.0/virtio2/block/vdb
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E: DEVTYPE=disk
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E: ID_PATH=pci-0000:00:06.0
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E: ID_PATH_TAG=pci-0000_00_06_0
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E: ID_SERIAL=08491434ee711d3420e9
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E: MAJOR=252
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E: MINOR=16
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E: SUBSYSTEM=block
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E: TAGS=:systemd:
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E: USEC_INITIALIZED=1403804
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[RHEL-8 backport: add ID_SERIAL and also ID_SCSI_SERIAL to be compatible with upstream]
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Addresses: https://bugzilla.redhat.com/show_bug.cgi?id=1861670
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Upstream: http://github.com/karelzak/util-linux/commit/e81d0f80068086147434fa947a4f723c00318772
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Upstream: http://github.com/karelzak/util-linux/commit/de6c2a4aec140e6086e278688d97f4655ced1a9a
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Signed-off-by: Karel Zak <kzak@redhat.com>
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---
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misc-utils/lsblk.c | 8 +++++++-
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1 file changed, 7 insertions(+), 1 deletion(-)
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diff --git a/misc-utils/lsblk.c b/misc-utils/lsblk.c
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index ae97f9f05..d0369d3e7 100644
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--- a/misc-utils/lsblk.c
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+++ b/misc-utils/lsblk.c
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@@ -567,8 +567,14 @@ static int get_udev_properties(struct blkdev_cxt *cxt)
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if (data)
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cxt->wwn = xstrdup(data);
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- if ((data = udev_device_get_property_value(dev, "ID_SERIAL_SHORT")))
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+ data = udev_device_get_property_value(dev, "ID_SCSI_SERIAL");
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+ if (!data)
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+ data = udev_device_get_property_value(dev, "ID_SERIAL_SHORT");
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+ if (!data)
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+ data = udev_device_get_property_value(dev, "ID_SERIAL");
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+ if (data)
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cxt->serial = xstrdup(data);
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+
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udev_device_unref(dev);
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cxt->probed = 1;
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DBG(DEV, ul_debugobj(cxt, "%s: found udev properties", cxt->name));
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--
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2.29.2
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