Messages in this thread | | | Date | Thu, 16 Nov 2023 20:33:45 +0100 | Subject | Re: [PATCH 7/8] s390/sclp: remove unhandled memory notifier type | From | David Hildenbrand <> |
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On 14.11.23 19:02, Sumanth Korikkar wrote: > Remove memory notifier types which are unhandled by s390. Unhandled > memory notifier types are covered by default case. > > Suggested-by: Alexander Gordeev <agordeev@linux.ibm.com> > Reviewed-by: Gerald Schaefer <gerald.schaefer@linux.ibm.com> > Signed-off-by: Sumanth Korikkar <sumanthk@linux.ibm.com> > --- > drivers/s390/char/sclp_cmd.c | 8 -------- > 1 file changed, 8 deletions(-) > > diff --git a/drivers/s390/char/sclp_cmd.c b/drivers/s390/char/sclp_cmd.c > index 12f3d4af7e4e..428f8a583e8f 100644 > --- a/drivers/s390/char/sclp_cmd.c > +++ b/drivers/s390/char/sclp_cmd.c > @@ -349,11 +349,6 @@ static int sclp_mem_notifier(struct notifier_block *nb, > if (contains_standby_increment(start, start + size)) > rc = -EPERM; > break; > - case MEM_ONLINE: > - case MEM_CANCEL_OFFLINE: > - break; > - case MEM_GOING_ONLINE: > - break; > case MEM_PHYS_ONLINE: > rc = sclp_mem_change_state(start, size, 1); > if (rc || !memory_block->altmap) > @@ -369,9 +364,6 @@ static int sclp_mem_notifier(struct notifier_block *nb, > */ > __arch_set_page_nodat((void *)start, memory_block->altmap->free); > break; > - case MEM_CANCEL_ONLINE: > - case MEM_OFFLINE: > - break; > case MEM_PHYS_OFFLINE: > if (memory_block->altmap) > __remove_pages(arg->start_pfn, arg->nr_pages, memory_block->altmap);
You can remove MEM_ONLINE + MEM_CANCEL_OFFLINE ahead of time and just cleanup the others in the patch where you touch these cases.
-- Cheers,
David / dhildenb
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