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-rw-r--r--fs/f2fs/gc.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index 943a31d..075ea1e 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -423,6 +423,12 @@ next_step:
if (IS_ERR(node_page))
continue;
+ /* block may become invalid during get_node_page */
+ if (check_valid_map(sbi, segno, off) == 0) {
+ f2fs_put_page(node_page, 1);
+ continue;
+ }
+
/* set page dirty and write it */
if (gc_type == FG_GC) {
f2fs_wait_on_page_writeback(node_page, NODE);
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