On Sat, 2009-10-10 at 15:37 +0000, Thomas Gleixner wrote: > plain text document attachment (drivers-mac-ans-lcd-remove-bkl.patch) > The ans-lcd driver got the cycle_kernel_lock() in anslcd_open() from > the BKL pushdown and it still uses the locked ioctl. > > The BKL serialization in this driver is more than obscure and > definitely does not cover all possible corner cases. Protect the > access to the hardware with a local mutex and get rid of BKL and > locked ioctl. > > Signed-off-by: Thomas Gleixner <t...@linutronix.de> > Cc: Benjamin Herrenschmidt <b...@kernel.crashing.org> > Cc: linuxppc-...@ozlabs.org > ---
While I -do- have an ANS ... it's rusting in the back of my garage and I really don't have time nor space to set it up and get it back to booting shape :-) (It's a pretty huge thing) Patch looks good, so if it builds... Acked-by: Benjamin Herrenschmidt <b...@kernel.crashing.org> Cheers, Ben. _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
