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md: move offset, daemon_sleep and chunksize out of bitmap structure

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... and into bitmap_info.  These are all configuration parameters
that need to be set before the bitmap is created.

Signed-off-by: NeilBrown <neilb@suse.de>
This commit is contained in:
NeilBrown
2009-12-14 12:49:53 +11:00
parent c3d9714e88
commit 42a04b5078
6 changed files with 40 additions and 32 deletions
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7
drivers/md/md.c
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@@ -4557,6 +4557,9 @@ out:
mddev->safemode = 0;
mddev->bitmap_info.offset = 0;
mddev->bitmap_info.default_offset = 0;
mddev->bitmap_info.chunksize = 0;
mddev->bitmap_info.daemon_sleep = 0;
mddev->bitmap_info.max_write_behind = 0;
kobject_uevent(&disk_to_dev(mddev->gendisk)->kobj, KOBJ_CHANGE);
if (mddev->hold_active == UNTIL_STOP)
mddev->hold_active = 0;
@@ -6089,14 +6092,14 @@ static int md_seq_show(struct seq_file *seq, void *v)
unsigned long chunk_kb;
unsigned long flags;
spin_lock_irqsave(&bitmap->lock, flags);
chunk_kb = bitmap->chunksize >> 10;
chunk_kb = mddev->bitmap_info.chunksize >> 10;
seq_printf(seq, "bitmap: %lu/%lu pages [%luKB], "
"%lu%s chunk",
bitmap->pages - bitmap->missing_pages,
bitmap->pages,
(bitmap->pages - bitmap->missing_pages)
<< (PAGE_SHIFT - 10),
chunk_kb ? chunk_kb : bitmap->chunksize,
chunk_kb ? chunk_kb : mddev->bitmap_info.chunksize,
chunk_kb ? "KB" : "B");
if (bitmap->file) {
seq_printf(seq, ", file: ");