From 0bcf08798eb9fc3cd0fe2e6b74b25f3f57fa8af2 Mon Sep 17 00:00:00 2001 From: Wei Yongjun Date: Fri, 12 Oct 2012 16:59:47 +0100 Subject: [PATCH] dm persistent data: convert to use le32_add_cpu Convert cpu_to_le32(le32_to_cpu(E1) + E2) to use le32_add_cpu(). dpatch engine is used to auto generate this patch. (https://github.com/weiyj/dpatch) Signed-off-by: Wei Yongjun Signed-off-by: Alasdair G Kergon --- drivers/md/persistent-data/dm-space-map-common.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/md/persistent-data/dm-space-map-common.c b/drivers/md/persistent-data/dm-space-map-common.c index d77602d63c83..f3a9af8cdec3 100644 --- a/drivers/md/persistent-data/dm-space-map-common.c +++ b/drivers/md/persistent-data/dm-space-map-common.c @@ -434,14 +434,14 @@ int sm_ll_insert(struct ll_disk *ll, dm_block_t b, if (ref_count && !old) { *ev = SM_ALLOC; ll->nr_allocated++; - ie_disk.nr_free = cpu_to_le32(le32_to_cpu(ie_disk.nr_free) - 1); + le32_add_cpu(&ie_disk.nr_free, -1); if (le32_to_cpu(ie_disk.none_free_before) == bit) ie_disk.none_free_before = cpu_to_le32(bit + 1); } else if (old && !ref_count) { *ev = SM_FREE; ll->nr_allocated--; - ie_disk.nr_free = cpu_to_le32(le32_to_cpu(ie_disk.nr_free) + 1); + le32_add_cpu(&ie_disk.nr_free, 1); ie_disk.none_free_before = cpu_to_le32(min(le32_to_cpu(ie_disk.none_free_before), bit)); } -- 2.20.1