f2fs: avoid writing node/metapages during writes

Let's keep more node/meta pages in run time.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/fs/f2fs/segment.h b/fs/f2fs/segment.h
index d74cc33..57d450f 100644 (file)
--- a/fs/f2fs/segment.h
+++ b/fs/f2fs/segment.h
@@ -715,9 +715,9 @@ static inline int nr_pages_to_skip(struct f2fs_sb_info *sbi, int type)
        if (type == DATA)
                return sbi->blocks_per_seg;
        else if (type == NODE)
-               return 3 * sbi->blocks_per_seg;
+               return 8 * sbi->blocks_per_seg;
        else if (type == META)
-               return MAX_BIO_BLOCKS(sbi);
+               return 8 * MAX_BIO_BLOCKS(sbi);
        else
                return 0;
 }
@@ -736,7 +736,7 @@ static inline long nr_pages_to_write(struct f2fs_sb_info *sbi, int type,
        nr_to_write = wbc->nr_to_write;
 
        if (type == NODE)
-               desired = 3 * max_hw_blocks(sbi);
+               desired = 2 * max_hw_blocks(sbi);
        else
                desired = MAX_BIO_BLOCKS(sbi);