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Message-ID: <4F8F3618.3070706@genband.com> Date: Wed, 18 Apr 2012 15:46:00 -0600 From: Chris Friesen <chris.friesen@...band.com> To: LKML <linux-kernel@...r.kernel.org>, linux-hotplug@...r.kernel.org Subject: Re: "udevadm info --attribute-walk --path=/block/sda" doesn't show parents On 04/18/2012 03:42 PM, Chris Friesen wrote: > > I have a 2.6.34.10-based kernel with udev-161 (also tested with udevadm from udev-173). > > When I run "udevadm info --attribute-walk --path=/block/sda" it just shows the device > itself, and doesn't walk the whole chain showing the parents. > > Is there anything I can do, or am I caught with a kernel that isn't properly supported? > I'm not subscribed to the hotplug list, so cc'ing me would be appreciated. > > > I don't know what's causing the problem, but I find it suspicious that /sys/block/sda > is a directory rather than a symlink like it is on my 2.6.35.14 laptop. I'm poking > around in the udevadm code now. > > > Some possibly-useful information: I forgot to include this....this might be useful as well: root@...hoon-base-unit0:/root> udevadm info -q path -n /dev/sda /block/sda For comparison, on my 2.6.35.14 laptop I get: [cfriesen@...h log]$ udevadm info -q path -n /dev/sda /devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda -- Chris Friesen Software Developer GENBAND chris.friesen@...band.com www.genband.com -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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