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[RFC,v2,07/51] e2fsck: clear icache when using multi-thread fsck

Message ID 1592494074-28991-8-git-send-email-wangshilong1991@gmail.com
State Superseded
Headers show
Series introduce parallel fsck to e2fsck pass1 | expand

Commit Message

Wang Shilong June 18, 2020, 3:27 p.m. UTC 
From: Li Xi <lixi@ddn.com>

icache of fs will be rebuilt when needed, so after copying
fs, icache can be inited to NULL.

Signed-off-by: Li Xi <lixi@ddn.com>
Signed-off-by: Wang Shilong <wshilong@ddn.com>
---
 e2fsck/pass1.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
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Patch

diff --git a/e2fsck/pass1.c b/e2fsck/pass1.c
index b212cdde..22597b12 100644
--- a/e2fsck/pass1.c
+++ b/e2fsck/pass1.c
@@ -2102,6 +2102,13 @@  static errcode_t e2fsck_pass1_copy_fs(ext2_filsys dest, ext2_filsys src)
 		dest->inode_map->fs = dest;
 	if (dest->block_map)
 		dest->block_map->fs = dest;
+
+	/* icache will be rebuilt if needed, so do not copy from @src */
+	if (src->icache) {
+		ext2fs_free_inode_cache(src->icache);
+		src->icache = NULL;
+	}
+	dest->icache = NULL;
 	return 0;
 }
 
@@ -2116,6 +2123,13 @@  static void e2fsck_pass1_merge_fs(ext2_filsys dest, ext2_filsys src)
 		dest->inode_map->fs = dest;
 	if (dest->block_map)
 		dest->block_map->fs = dest;
+
+	/* icache will be rebuilt if needed, so do not copy from @src */
+	if (src->icache) {
+		ext2fs_free_inode_cache(src->icache);
+		src->icache = NULL;
+	}
+	dest->icache = NULL;
 }
 
 static errcode_t e2fsck_pass1_thread_prepare(e2fsck_t global_ctx, e2fsck_t *thread_ctx)