On 10/16/24 7:07 AM, Frank Li wrote: > Add a cleanup DEFINE_GUARD macro for msi_lock_descs() and > msi_unlock_descs() to simplify lock and unlock operations in error path. > > Signed-off-by: Frank Li <Frank.Li@xxxxxxx> > --- > include/linux/msi.h | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/include/linux/msi.h b/include/linux/msi.h > index b10093c4d00ea..0b6cb7f303887 100644 > --- a/include/linux/msi.h > +++ b/include/linux/msi.h > @@ -228,6 +228,8 @@ int msi_setup_device_data(struct device *dev); > void msi_lock_descs(struct device *dev); > void msi_unlock_descs(struct device *dev); > > +DEFINE_GUARD(msi_descs, struct device *, msi_lock_descs(_T), msi_unlock_descs(_T)) > + This belongs with patch 3 since it is first used there. > struct msi_desc *msi_domain_first_desc(struct device *dev, unsigned int domid, > enum msi_desc_filter filter); -- Damien Le Moal Western Digital Research
