linux-kernel - Re: [PATCH v2] f2fs: fix max orphan inodes calculation

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Message-id: <20150308233707.GA4450@lcm-devel.org>
Date:	Mon, 09 Mar 2015 08:37:07 +0900
From:	Changman Lee <cm224.lee@...sung.com>
To:	Chao Yu <chao2.yu@...sung.com>
Cc:	linux-f2fs-devel@...ts.sourceforge.net,
	'Jaegeuk Kim' <jaegeuk@...nel.org>,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] f2fs: fix max orphan inodes calculation


--> 8 --

>From ce2462523dd5940b59f770c09a50d4babff5fcdb Mon Sep 17 00:00:00 2001
From: Changman Lee <cm224.lee@...sung.com>
Date: Mon, 9 Mar 2015 08:07:04 +0900
Subject: [PATCH] f2fs: cleanup statement about max orphan inodes calc

Through each macro, we can read the meaning easily.

Signed-off-by: Changman Lee <cm224.lee@...sung.com>
---
 fs/f2fs/checkpoint.c | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index 53bc328..384bfc4 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -1104,13 +1104,6 @@ void init_ino_entry_info(struct f2fs_sb_info *sbi)
 		im->ino_num = 0;
 	}
 
-	/*
-	 * considering 512 blocks in a segment 8+cp_payload blocks are
-	 * needed for cp and log segment summaries. Remaining blocks are
-	 * used to keep orphan entries with the limitation one reserved
-	 * segment for cp pack we can have max 1020*(504-cp_payload)
-	 * orphan entries
-	 */
 	sbi->max_orphans = (sbi->blocks_per_seg - F2FS_CP_PACKS -
 			NR_CURSEG_TYPE - __cp_payload(sbi)) *
 				F2FS_ORPHANS_PER_BLOCK;
-- 
1.9.1

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