From mboxrd@z Thu Jan 1 00:00:00 1970 From: Date: Sat, 06 Oct 2007 20:13:59 -0000 Subject: No subject Message-ID: List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net May be strace does not provide correct output? Regards, Ivan ing. Federico Fuga wrote: > Hi Ivan, > > which kernel version and kernel headers are you using? Mine are 2.6.23.1 > and 2.6.23, but now I am trying to move the kernel headers to 2.6.21 > (Angstrom linux works without problems, but are based on different > kernel headers). > uclibc I am using are 0.9.29, alsa 1.0.14. > The failing ioctl is identical both in the working (Angstrom) and not > working versions, and since the kernel is the same (really the same!) I > am thinking that is only a problem between the "glue" of uclibc and > kernel... > I'll keep you informed. > > Regards, > > ing. Federico Fuga > > Ivan Kuten ha scritto: >> Hi Federico! >> >> I'm observing the same problem with ALSA as you. >> >> >>> ioctl(4, USBDEVFS_CONTROL, 0xbef809cc) = 0 >>> ioctl(4, UI_DEV_CREATE, 0xbef80ab0) = 0 >>> ioctl(4, USBDEVFS_CONNECTINFO, 0xbef80634) = 0 >>> ioctl(4, USBDEVFS_HUB_PORTINFO, 0xbef80748) = -1 ENOTTY (Inappropriate >>> ioctl for device) >>> >> Think these lines are key to understanding what the problem is. >> >> Regards, >> Ivan >> >> >> > -------------------------------- Embedded Linux engineer, Promwad Company: http://www.promwad.com/ Homepage : http://www.ivankuten.com/ --------------------------------