From decb2a5b3a1e346ddb725a3ba01b759d8c9ee4e6 Mon Sep 17 00:00:00 2001 From: Theodore Ts'o Date: Thu, 31 May 2007 12:30:09 -0400 Subject: [PATCH] Reserve superblock field for the raid stripe width. Signed-off-by: "Theodore Ts'o" --- lib/ext2fs/ChangeLog | 4 ++++ lib/ext2fs/ext2_fs.h | 3 ++- 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/lib/ext2fs/ChangeLog b/lib/ext2fs/ChangeLog index 3f53df7ef..9807fee0c 100644 --- a/lib/ext2fs/ChangeLog +++ b/lib/ext2fs/ChangeLog @@ -1,3 +1,7 @@ +2007-05-31 Theodore Tso + + * ext2_fs.h: Reserve superblock field for the raid stripe width. + 2007-05-31 Kalpak Shah * ext2_fs.h: Reserve superblock fields and INCOMPAT feature flag diff --git a/lib/ext2fs/ext2_fs.h b/lib/ext2fs/ext2_fs.h index 81bd1904a..a316665d9 100644 --- a/lib/ext2fs/ext2_fs.h +++ b/lib/ext2fs/ext2_fs.h @@ -576,7 +576,8 @@ struct ext2_super_block { __u16 s_raid_stride; /* RAID stride */ __u16 s_mmp_interval; /* # seconds to wait in MMP checking */ __u64 s_mmp_block; /* Block for multi-mount protection */ - __u32 s_reserved[164]; /* Padding to the end of the block */ + __u32 s_raid_stripe_width; /* blocks on all data disks (N*stride)*/ + __u32 s_reserved[163]; /* Padding to the end of the block */ }; /* -- 2.47.3