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-rw-r--r--fs/f2fs/checkpoint.c6
-rw-r--r--fs/f2fs/f2fs.h5
-rw-r--r--fs/f2fs/gc.c5
3 files changed, 12 insertions, 4 deletions
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index 757b77b7118..c8516ee2412 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -82,6 +82,7 @@ inline int get_max_meta_blks(struct f2fs_sb_info *sbi, int type)
return NM_I(sbi)->max_nid / NAT_ENTRY_PER_BLOCK;
case META_SIT:
return SIT_BLK_CNT(sbi);
+ case META_SSA:
case META_CP:
return 0;
default:
@@ -90,7 +91,7 @@ inline int get_max_meta_blks(struct f2fs_sb_info *sbi, int type)
}
/*
- * Readahead CP/NAT/SIT pages
+ * Readahead CP/NAT/SIT/SSA pages
*/
int ra_meta_pages(struct f2fs_sb_info *sbi, int start, int nrpages, int type)
{
@@ -125,8 +126,9 @@ int ra_meta_pages(struct f2fs_sb_info *sbi, int start, int nrpages, int type)
goto out;
prev_blk_addr = blk_addr;
break;
+ case META_SSA:
case META_CP:
- /* get cp block addr */
+ /* get ssa/cp block addr */
blk_addr = blkno;
break;
default:
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 6f88191f2a3..bd6666e1bf2 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -89,12 +89,13 @@ enum {
};
/*
- * For CP/NAT/SIT readahead
+ * For CP/NAT/SIT/SSA readahead
*/
enum {
META_CP,
META_NAT,
- META_SIT
+ META_SIT,
+ META_SSA
};
/* for the list of orphan inodes */
diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index b161db4a96a..d94acbc3d92 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -708,6 +708,11 @@ gc_more:
goto stop;
ret = 0;
+ /* readahead multi ssa blocks those have contiguous address */
+ if (sbi->segs_per_sec > 1)
+ ra_meta_pages(sbi, GET_SUM_BLOCK(sbi, segno), sbi->segs_per_sec,
+ META_SSA);
+
for (i = 0; i < sbi->segs_per_sec; i++)
do_garbage_collect(sbi, segno + i, &ilist, gc_type);