On Fri, 2019-08-02 at 22:26 +1000, Michael Ellerman wrote: > Leonardo Bras <[email protected]> writes: > > I noticed these nested ifs can be easily replaced by switch-cases, > > which can improve readability. > > > > Signed-off-by: Leonardo Bras <[email protected]> > > --- > > .../platforms/pseries/hotplug-memory.c | 26 +++++++++++++------ > > 1 file changed, 18 insertions(+), 8 deletions(-) > > Thanks, this looks sensible. > > Please use "powerpc/" as the prefix on your patches, eg. in this case: > > "powerpc/pseries/hotplug-memory.c: Replace nested ifs by switch-case" > Ok, I will make sure to do that next time. Thanks!
> I'll fix it up this time when I apply.
>
> cheers
>
> > diff --git a/arch/powerpc/platforms/pseries/hotplug-memory.c
> > b/arch/powerpc/platforms/pseries/hotplug-memory.c
> > index 46d0d35b9ca4..8e700390f3d6 100644
> > --- a/arch/powerpc/platforms/pseries/hotplug-memory.c
> > +++ b/arch/powerpc/platforms/pseries/hotplug-memory.c
> > @@ -880,34 +880,44 @@ int dlpar_memory(struct pseries_hp_errorlog *hp_elog)
> >
> > switch (hp_elog->action) {
> > case PSERIES_HP_ELOG_ACTION_ADD:
> > - if (hp_elog->id_type == PSERIES_HP_ELOG_ID_DRC_COUNT) {
> > + switch (hp_elog->id_type) {
> > + case PSERIES_HP_ELOG_ID_DRC_COUNT:
> > count = hp_elog->_drc_u.drc_count;
> > rc = dlpar_memory_add_by_count(count);
> > - } else if (hp_elog->id_type == PSERIES_HP_ELOG_ID_DRC_INDEX) {
> > + break;
> > + case PSERIES_HP_ELOG_ID_DRC_INDEX:
> > drc_index = hp_elog->_drc_u.drc_index;
> > rc = dlpar_memory_add_by_index(drc_index);
> > - } else if (hp_elog->id_type == PSERIES_HP_ELOG_ID_DRC_IC) {
> > + break;
> > + case PSERIES_HP_ELOG_ID_DRC_IC:
> > count = hp_elog->_drc_u.ic.count;
> > drc_index = hp_elog->_drc_u.ic.index;
> > rc = dlpar_memory_add_by_ic(count, drc_index);
> > - } else {
> > + break;
> > + default:
> > rc = -EINVAL;
> > + break;
> > }
> >
> > break;
> > case PSERIES_HP_ELOG_ACTION_REMOVE:
> > - if (hp_elog->id_type == PSERIES_HP_ELOG_ID_DRC_COUNT) {
> > + switch (hp_elog->id_type) {
> > + case PSERIES_HP_ELOG_ID_DRC_COUNT:
> > count = hp_elog->_drc_u.drc_count;
> > rc = dlpar_memory_remove_by_count(count);
> > - } else if (hp_elog->id_type == PSERIES_HP_ELOG_ID_DRC_INDEX) {
> > + break;
> > + case PSERIES_HP_ELOG_ID_DRC_INDEX:
> > drc_index = hp_elog->_drc_u.drc_index;
> > rc = dlpar_memory_remove_by_index(drc_index);
> > - } else if (hp_elog->id_type == PSERIES_HP_ELOG_ID_DRC_IC) {
> > + break;
> > + case PSERIES_HP_ELOG_ID_DRC_IC:
> > count = hp_elog->_drc_u.ic.count;
> > drc_index = hp_elog->_drc_u.ic.index;
> > rc = dlpar_memory_remove_by_ic(count, drc_index);
> > - } else {
> > + break;
> > + default:
> > rc = -EINVAL;
> > + break;
> > }
> >
> > break;
> > --
> > 2.20.1
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