Messages in this thread |  | | Date | Thu, 8 Nov 2001 01:41:51 +0100 | From | Jens Axboe <> | Subject | Re: DVD_LU_SEND_AGID slow since 2.4.10 |
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On Thu, Nov 08 2001, Guenter Bartsch wrote: > Hallo list, > > ever since 2.4.10 the SEND_AGID DVD_AUTH control seems to be very slow > (used in libdvdcss, freezes xine for up to 30sec). The code that's > executed seems to be: > > dvd_authinfo auth_info; > > memset( &auth_info, 0, sizeof( auth_info ) ); > auth_info.type = DVD_LU_SEND_AGID; > auth_info.lsa.agid = *pi_agid; > > i_ret = ioctl( i_fd, DVD_AUTH, &auth_info ); > > anybody here have any idea what might cause this? could this really be > just a caching problem caused by the new vm or is this something > completely different I observe here? The -ac kernel series doesn't seem to > have this problem on the same machine. > > Any comments apreciated, please cc as I'm not subscribed to the list
Seems to have infested other (cdrom) ioctls as well. I'll take a look.
-- Jens Axboe
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