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-rw-r--r--drivers/md/bitmap.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index 519b1bf7a09a..abe415f0c039 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -485,12 +485,12 @@ static int bitmap_read_sb(struct bitmap *bitmap)
else if (le32_to_cpu(sb->version) < BITMAP_MAJOR_LO ||
le32_to_cpu(sb->version) > BITMAP_MAJOR_HI)
reason = "unrecognized superblock version";
- else if (chunksize < 512 || chunksize > (1024 * 1024 * 4))
- reason = "bitmap chunksize out of range (512B - 4MB)";
+ else if (chunksize < PAGE_SIZE)
+ reason = "bitmap chunksize too small";
else if ((1 << ffz(~chunksize)) != chunksize)
reason = "bitmap chunksize not a power of 2";
- else if (daemon_sleep < 1 || daemon_sleep > 15)
- reason = "daemon sleep period out of range (1-15s)";
+ else if (daemon_sleep < 1 || daemon_sleep > MAX_SCHEDULE_TIMEOUT / HZ)
+ reason = "daemon sleep period out of range";
else if (write_behind > COUNTER_MAX)
reason = "write-behind limit out of range (0 - 16383)";
if (reason) {
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