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Date: Fri, 30 Jul 2010 10:01:28 +0200 From: Kay Sievers <kay.sievers@...y.org> To: Karel Zak <kzak@...hat.com> Cc: Milan Broz <mbroz@...hat.com>, util-linux-ng@...r.kernel.org, linux-kernel@...r.kernel.org, axboe@...nel.dk Subject: Re: [PATCH] loop: add some basic read-only sysfs attributes On Fri, Jul 30, 2010 at 09:43, Kay Sievers <kay.sievers@...y.org> wrote: > On Fri, Jul 30, 2010 at 09:37, Karel Zak <kzak@...hat.com> wrote: >> On Thu, Jul 29, 2010 at 06:07:31PM +0200, Kay Sievers wrote: >>> Sure it does. Sysfs attributes need to be created _before_ uevents are >>> sent out. The current behavior is that all blockdev attributes are >>> safely created before the event is sent. >> >> Hmm... I see that in add_disk(), the "queue" subdirectory is created >> after disk registration (the register_disk() calls kobject_uevent()). >> Is it true? > > Might be. Then seems nobody has tried using this stuff from udev. :) > > blk_register_queue() probably needs to move to register_disk(), where > the uevent is delayed until all stuff is properly created. Seems, someone should finally move register_disk() from fs/partition/check.c to block/genhd.c, where it belongs, and merge the code into add_disk(), where the control over the event timing is easily possible. Kay -- 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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