aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/md
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/md')
-rw-r--r--drivers/md/dm-exception-store.c16
1 files changed, 0 insertions, 16 deletions
diff --git a/drivers/md/dm-exception-store.c b/drivers/md/dm-exception-store.c
index 932d1b123143..7dbe652efb5a 100644
--- a/drivers/md/dm-exception-store.c
+++ b/drivers/md/dm-exception-store.c
@@ -138,16 +138,6 @@ int dm_exception_store_type_unregister(struct dm_exception_store_type *type)
138} 138}
139EXPORT_SYMBOL(dm_exception_store_type_unregister); 139EXPORT_SYMBOL(dm_exception_store_type_unregister);
140 140
141/*
142 * Round a number up to the nearest 'size' boundary. size must
143 * be a power of 2.
144 */
145static ulong round_up(ulong n, ulong size)
146{
147 size--;
148 return (n + size) & ~size;
149}
150
151static int set_chunk_size(struct dm_exception_store *store, 141static int set_chunk_size(struct dm_exception_store *store,
152 const char *chunk_size_arg, char **error) 142 const char *chunk_size_arg, char **error)
153{ 143{
@@ -166,12 +156,6 @@ static int set_chunk_size(struct dm_exception_store *store,
166 return 0; 156 return 0;
167 } 157 }
168 158
169 /*
170 * Chunk size must be multiple of page size. Silently
171 * round up if it's not.
172 */
173 chunk_size_ulong = round_up(chunk_size_ulong, PAGE_SIZE >> 9);
174
175 return dm_exception_store_set_chunk_size(store, 159 return dm_exception_store_set_chunk_size(store,
176 (unsigned) chunk_size_ulong, 160 (unsigned) chunk_size_ulong,
177 error); 161 error);