Re: [PATCH 1/2] BKL: Remove BKL from default_llseek()

Alan Cox
2009-11-18T18:15:50Z

> As I said, f_pos is changed without holding BKL in the VFS already. Therefore

IFF the VFS paths that change it can be invoked in parallel.

> even if the driver tries to protect f_pos by holding the BKL it is racing
> against concurrent read()/write() anyway on f_pos.

It may simply be a matter of internal consistency. Anyway I've now made a
list of the offenders so we can simply fix/delete them and continue.