linux-ext4 - [Patch 7/13] Many inodes in filesystem.

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Date:	Tue, 24 Jul 2007 16:34:59 +0530
From:	Girish Shilamkar <girish@...sterfs.com>
To:	Ext4 Mailing List <linux-ext4@...r.kernel.org>
Cc:	Andreas Dilger <adilger@...sterfs.com>,
	Theodore Tso <tytso@....edu>
Subject: [Patch 7/13]  Many inodes in filesystem.

Handle filesystems with many hard links that have more than ~700M inodes.
The float variable lacks precision at this scale.

Signed-off-by: Andreas Dilger <adilger@...sterfs.com>
Signed-off-by: Girish Shilamkar <girish@...sterfs.com>
Signed-off-by: Kalpak Shah <kalpak@...sterfs.com>

Index: e2fsprogs-1.40.1/lib/ext2fs/icount.c
===================================================================
--- e2fsprogs-1.40.1.orig/lib/ext2fs/icount.c
+++ e2fsprogs-1.40.1/lib/ext2fs/icount.c
@@ -376,6 +376,10 @@ static struct ext2_icount_el *get_icount
 					range = 0.1;
 			}
 			mid = low + ((int) (range * (high-low)));
+			if (mid > high)
+				mid = high;
+			if (mid < low)
+				mid = low;
 		}
 #endif
 		if (ino == icount->list[mid].ino) {


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