Hello all,
    I have attached patches against the following sound drivers to fix the locking issues mentioned in Alan's release notes for 2.4.5-ac9 . Please CC me on your comments to the code (I can address the issues quicker). Thanks.
drivers/sound/esssolo1.c
drivers/sound/maestro.c
drivers/sound/maestro3.c
drivers/sound/cmpci.c

Regards,
Frank