The patch titled
Subject: s390/char: use for_each_clear_bit()
has been added to the -mm tree. Its filename is
s390-char-use-for_each_clear_bit.patch
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From: Akinobu Mita <akinobu.mita@xxxxxxxxx>
Subject: s390/char: use for_each_clear_bit()
Use for_each_clear_bit() to iterate over all the cleared bit in a
memory region.
Signed-off-by: Akinobu Mita <akinobu.mita@xxxxxxxxx>
Cc: Martin Schwidefsky <schwidefsky@xxxxxxxxxx>
Cc: Heiko Carstens <heiko.carstens@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/s390/char/sclp_cmd.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff -puN drivers/s390/char/sclp_cmd.c~s390-char-use-for_each_clear_bit drivers/s390/char/sclp_cmd.c
--- a/drivers/s390/char/sclp_cmd.c~s390-char-use-for_each_clear_bit
+++ a/drivers/s390/char/sclp_cmd.c
@@ -441,9 +441,8 @@ static int sclp_mem_notifier(struct noti
start = arg->start_pfn << PAGE_SHIFT;
size = arg->nr_pages << PAGE_SHIFT;
mutex_lock(&sclp_mem_mutex);
- for (id = 0; id <= sclp_max_storage_id; id++)
- if (!test_bit(id, sclp_storage_ids))
- sclp_attach_storage(id);
+ for_each_clear_bit(id, sclp_storage_ids, sclp_max_storage_id + 1)
+ sclp_attach_storage(id);
switch (action) {
case MEM_ONLINE:
case MEM_GOING_OFFLINE:
_
Subject: Subject: s390/char: use for_each_clear_bit()
Patches currently in -mm which might be from akinobu.mita@xxxxxxxxx are
origin.patch
bitops-rename-for_each_set_bit_cont-in-favor-of-analogous-listh-function.patch
bitops-remove-for_each_set_bit_cont.patch
bitops-introduce-for_each_clear_bit.patch
mtd-use-for_each_clear_bit.patch
s390-char-use-for_each_clear_bit.patch
uwb-use-for_each_clear_bit.patch
x86-use-for_each_clear_bit_from.patch
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