Update allocation policy for ro feature:
- hot_data: allocating blocks by LBA ascending order
- hot_node: allocating blocks by LBA descending order

Signed-off-by: Chao Yu <[email protected]>
---
 mkfs/f2fs_format.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mkfs/f2fs_format.c b/mkfs/f2fs_format.c
index 40ac589..8d0f410 100644
--- a/mkfs/f2fs_format.c
+++ b/mkfs/f2fs_format.c
@@ -544,10 +544,10 @@ static int f2fs_prepare_super_block(void)
        }
 
        if (c.feature & cpu_to_le32(F2FS_FEATURE_RO)) {
-               c.cur_seg[CURSEG_HOT_NODE] = 0;
+               c.cur_seg[CURSEG_HOT_NODE] = 
last_section(last_zone(total_zones));
                c.cur_seg[CURSEG_WARM_NODE] = 0;
                c.cur_seg[CURSEG_COLD_NODE] = 0;
-               c.cur_seg[CURSEG_HOT_DATA] = 1;
+               c.cur_seg[CURSEG_HOT_DATA] = 0;
                c.cur_seg[CURSEG_COLD_DATA] = 0;
                c.cur_seg[CURSEG_WARM_DATA] = 0;
        } else if (c.heap) {
-- 
2.36.1



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