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Date: Tue, 16 Nov 2010 14:51:09 +0900 From: Paul Mundt <lethal@...ux-sh.org> To: Norbert Preining <preining@...ic.at> Cc: linux-kernel@...r.kernel.org Subject: Re: /dev/sda disappearing with SYFS_DEPRECATED? On Tue, Nov 16, 2010 at 02:20:27PM +0900, Norbert Preining wrote: > I just changed my kernel config slightly to activate some DEPRECATED > configs and alas, the change was interesting, suddenly there > was no /dev/sda shown anymore. > > Userspace remain completely the same (debian/sid up2date). > > The only changes I made in the .config file was: > -# CONFIG_SYSFS_DEPRECATED is not set > +CONFIG_SYSFS_DEPRECATED=y > +CONFIG_SYSFS_DEPRECATED_V2=y > > -CONFIG_NFSD_DEPRECATED=y > +# CONFIG_NFSD_DEPRECATED is not set > > and this made the /dev/sda* entries disappear. > > Is that to be expected? > Yes. Newer tools are incompatible with these settings, as noted in the Kconfig help for these entries: config SYSFS_DEPRECATED ... Recent distributions and userspace tools after 2009/2010 depend on the existence of /sys/class/block/, and will not work with this option enabled. SYSFS_DEPRECATED_V2 just forces this behaviour on. -- 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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