shithub: lwext4

Info  •  Files  •  Log

ext4_bcache: warn on dropping any referenced buffers.

--- a/lwext4/ext4_bcache.c

+++ b/lwext4/ext4_bcache.c

@@ -149,8 +149,12 @@

 void ext4_bcache_drop_buf(struct ext4_bcache *bc, struct ext4_buf *buf)

 {

-	/*Cannot drop any referenced buffers.*/

-	ext4_assert(!buf->refctr);

+	/* Warn on dropping any referenced buffers.*/

+	if (buf->refctr) {

+		ext4_dbg(DEBUG_BCACHE, DBG_WARN "Buffer is still referenced. "

+				"lba: %" PRIu64 ", refctr: %" PRIu32 "\n",

+				buf->lba, buf->refctr);

+	}

 	RB_REMOVE(ext4_buf_lba, &bc->lba_root, buf);

 	RB_REMOVE(ext4_buf_lru, &bc->lru_root, buf);

@@ -259,6 +263,7 @@

 {

 	return (bc->cnt <= bc->ref_blocks);

 }

+

 /**

  * @}