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* [f2fs-dev] [PATCH] f2fs: remove bulk remove_proc_entry() and unnecessary kobject_del()
@ 2023-04-06 19:16 ` Yangtao Li
  0 siblings, 0 replies; 10+ messages in thread
From: Yangtao Li via Linux-f2fs-devel @ 2023-04-06 19:16 UTC (permalink / raw)
  To: Jaegeuk Kim, Chao Yu; +Cc: linux-f2fs-devel, linux-kernel, Yangtao Li

Convert to use remove_proc_subtree() and kill kobject_del() directly.
kobject_put() actually covers kobject removal automatically, which is
single stage removal.

Signed-off-by: Yangtao Li <frank.li@vivo.com>
---
 fs/f2fs/sysfs.c | 15 ++-------------
 1 file changed, 2 insertions(+), 13 deletions(-)

diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c
index dfbd17802549..3aad3500a701 100644
--- a/fs/f2fs/sysfs.c
+++ b/fs/f2fs/sysfs.c
@@ -1461,25 +1461,14 @@ int f2fs_register_sysfs(struct f2fs_sb_info *sbi)
 
 void f2fs_unregister_sysfs(struct f2fs_sb_info *sbi)
 {
-	if (sbi->s_proc) {
-#ifdef CONFIG_F2FS_IOSTAT
-		remove_proc_entry("iostat_info", sbi->s_proc);
-#endif
-		remove_proc_entry("segment_info", sbi->s_proc);
-		remove_proc_entry("segment_bits", sbi->s_proc);
-		remove_proc_entry("victim_bits", sbi->s_proc);
-		remove_proc_entry("discard_plist_info", sbi->s_proc);
-		remove_proc_entry(sbi->sb->s_id, f2fs_proc_root);
-	}
+	if (sbi->s_proc)
+		remove_proc_subtree(sbi->sb->s_id, f2fs_proc_root);
 
-	kobject_del(&sbi->s_stat_kobj);
 	kobject_put(&sbi->s_stat_kobj);
 	wait_for_completion(&sbi->s_stat_kobj_unregister);
-	kobject_del(&sbi->s_feature_list_kobj);
 	kobject_put(&sbi->s_feature_list_kobj);
 	wait_for_completion(&sbi->s_feature_list_kobj_unregister);
 
-	kobject_del(&sbi->s_kobj);
 	kobject_put(&sbi->s_kobj);
 	wait_for_completion(&sbi->s_kobj_unregister);
 }
-- 
2.35.1



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^ permalink raw reply related	[flat|nested] 10+ messages in thread

end of thread, other threads:[~2023-04-17 21:50 UTC | newest]

Thread overview: 10+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2023-04-06 19:16 [f2fs-dev] [PATCH] f2fs: remove bulk remove_proc_entry() and unnecessary kobject_del() Yangtao Li via Linux-f2fs-devel
2023-04-06 19:16 ` Yangtao Li
2023-04-13 15:18 ` [f2fs-dev] " Chao Yu
2023-04-13 15:18   ` Chao Yu
2023-04-13 15:54   ` [f2fs-dev] " Jaegeuk Kim
2023-04-13 15:54     ` Jaegeuk Kim
2023-04-16 15:02     ` [f2fs-dev] " Chao Yu
2023-04-16 15:02       ` Chao Yu
2023-04-17 21:50 ` [f2fs-dev] " patchwork-bot+f2fs
2023-04-17 21:50   ` patchwork-bot+f2fs

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