linux-ext4 - Fwd: [PATCH] mkfs: default ipg exceeds blocksize * 8 in 64K bigalloc

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Message-ID: <CAGBYx2aKccYzUov41aHuPXF3p_wKvRSOb=wHpDdH=sZd+MuQHw@mail.gmail.com>
Date:	Mon, 30 Dec 2013 16:02:01 +0800
From:	Yongqiang Yang <xiaoqiangnk@...il.com>
To:	Ext4 Developers List <linux-ext4@...r.kernel.org>,
	"Theodore Ts'o" <tytso@....edu>
Subject: Fwd: [PATCH] mkfs: default ipg exceeds blocksize * 8 in 64K bigalloc

If bigalloc is used and the cluster size is set to 64KB, then
default inodes per group exceeds blocksize * 8, this patch simply
fixes it. I am not sure if the fix is reasonable.

Signed-off-by: Yongqiang Yang <xiaoqiangnk@...il.com>
---
 lib/ext2fs/initialize.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/ext2fs/initialize.c b/lib/ext2fs/initialize.c
index 62a19b3..916c12c 100644
--- a/lib/ext2fs/initialize.c
+++ b/lib/ext2fs/initialize.c
@@ -308,6 +308,8 @@ retry:
                                                ext2fs_blocks_count(param));
                        super->s_clusters_per_group = super->s_blocks_per_group;
                        goto retry;
+               } else if (bigalloc_flag) {
+                       ipg = fs->blocksize * 8;
                } else {
                        retval = EXT2_ET_TOO_MANY_INODES;
                        goto cleanup;
--
1.8.5.2
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