Re: [PATCH] md: new bitmap sysfs interface
From: dave rientjes <rientjes@google.com>
Date: 2006-07-25 17:41:32
On Tue, 25 Jul 2006, Paul Clements wrote:
quoted hunk ↗ jump to hunk
@@ -1322,6 +1324,18 @@ static void bitmap_set_memory_bits(struc } +/* dirty the memory and file bits for bitmap chunks "s" to "e" */ +void bitmap_dirty_bits(struct bitmap *bitmap, unsigned long s, unsigned long
e)
+{
+ unsigned long chunk;
+
+ for (chunk = s; chunk <= e; chunk++) {
+ sector_t sec = chunk << CHUNK_BLOCK_SHIFT(bitmap);
+ bitmap_set_memory_bits(bitmap, sec, 1);
+ bitmap_file_set_bit(bitmap, sec);
+ }
+}
+
Why not
{
for (; s <= e; s++) {
sector_t sec = s << CHUNK_BLOCK_SHIFT(bitmap);
...
}
}
David