On Sun, Jun 06, 2021 at 03:41:03PM +0200, Heiner Kallweit wrote: > As explained in [0] currently we may leave SMBHSTSTS_INUSE_STS set, > thus potentially breaking ACPI/BIOS usage of the SMBUS device. > > Seems patch [0] needs a little bit more of review effort, therefore > I'd suggest to apply a part of it as quick win. Just clearing > SMBHSTSTS_INUSE_STS when leaving i801_access() should fix the > referenced issue and leaves more time for discussing a more > sophisticated locking handling. > > [0] https://www.spinics.net/lists/linux-i2c/msg51558.html > > Fixes: 01590f361e94 ("i2c: i801: Instantiate SPD EEPROMs automatically") > Suggested-by: Hector Martin <marcan@xxxxxxxxx> > Signed-off-by: Heiner Kallweit <hkallweit1@xxxxxxxxx> > --- > drivers/i2c/busses/i2c-i801.c | 3 +++ > 1 file changed, 3 insertions(+) > <formletter> This is not the correct way to submit patches for inclusion in the stable kernel tree. Please read: https://www.kernel.org/doc/html/latest/process/stable-kernel-rules.html for how to do this properly. </formletter>