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dm cache: replace memcpy with struct assignment 

Use struct assignment rather than memcpy in dm cache.

Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
This commit is contained in:
Joe Thornber 2013-05-10 14:37:18 +01:00 committed by Alasdair G Kergon
parent aeed1420a3
commit 8c5008fac4
2 changed files with 3 additions and 3 deletions
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4
drivers/md/dm-cache-metadata.c
View File

@ -1044,7 +1044,7 @@ void dm_cache_metadata_get_stats(struct dm_cache_metadata *cmd,
struct dm_cache_statistics *stats)
{
down_read(&cmd->root_lock);
memcpy(stats, &cmd->stats, sizeof(*stats));
*stats = cmd->stats;
up_read(&cmd->root_lock);
}
@ -1052,7 +1052,7 @@ void dm_cache_metadata_set_stats(struct dm_cache_metadata *cmd,
struct dm_cache_statistics *stats)
{
down_write(&cmd->root_lock);
memcpy(&cmd->stats, stats, sizeof(*stats));
cmd->stats = *stats;
up_write(&cmd->root_lock);
}

2
drivers/md/dm-cache-target.c
View File

@ -1913,7 +1913,7 @@ static int cache_create(struct cache_args *ca, struct cache **result)
ti->discards_supported = true;
ti->discard_zeroes_data_unsupported = true;
memcpy(&cache->features, &ca->features, sizeof(cache->features));
cache->features = ca->features;
ti->per_bio_data_size = get_per_bio_data_size(cache);
cache->callbacks.congested_fn = cache_is_congested;