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Subject[PATCH] cramfs 2/6 - timestamp and blocksize in inode.c

2. Support for fstime in fs/cramfs/inode.c together with
fixing hardcoded blocksize conversion
(Now uses /(PAGE_CACHE_SIZE/1024) instead of >> 2).

Please apply
/Johan

--- linux-2.4.19-pre7/fs/cramfs/inode.c Tue Apr 23 15:18:36 2002
+++ linux/fs/cramfs/inode.c Mon Apr 29 13:05:00 2002
@@ -28,6 +28,7 @@
#define CRAMFS_SB_BLOCKS u.cramfs_sb.blocks
#define CRAMFS_SB_FILES u.cramfs_sb.files
#define CRAMFS_SB_FLAGS u.cramfs_sb.flags
+#define CRAMFS_SB_FSTIME u.cramfs_sb.fstime

static struct super_operations cramfs_ops;
static struct inode_operations cramfs_dir_inode_operations;
@@ -54,6 +55,8 @@
inode->i_blksize = PAGE_CACHE_SIZE;
inode->i_gid = cramfs_inode->gid;
inode->i_ino = CRAMINO(cramfs_inode);
+ inode->i_mtime = sb->CRAMFS_SB_FSTIME;
+ inode->i_ctime = sb->CRAMFS_SB_FSTIME;
/* inode->i_nlink is left 1 - arguably wrong for directories,
but it's the best we can do without reading the directory
contents. 1 yields the right result in GNU find, even
@@ -144,7 +147,7 @@
minor = MINOR(sb->s_dev);

if (blk_size[major])
- devsize = blk_size[major][minor] >> 2;
+ devsize = blk_size[major][minor] / (PAGE_CACHE_SIZE / 1024);

/* Ok, read in BLKS_PER_BUF pages completely first. */
unread = 0;
@@ -230,10 +233,13 @@
goto out;
}
root_offset = super.root.offset << 2;
+ sb->CRAMFS_SB_FSTIME = 0;
if (super.flags & CRAMFS_FLAG_FSID_VERSION_2) {
sb->CRAMFS_SB_SIZE=super.size;
sb->CRAMFS_SB_BLOCKS=super.fsid.blocks;
sb->CRAMFS_SB_FILES=super.fsid.files;
+ if (super.flags & CRAMFS_FLAG_EDITION_TIMESTAMP)
+ sb->CRAMFS_SB_FSTIME=super.fsid.edition;
} else {
sb->CRAMFS_SB_SIZE=1<<28;
sb->CRAMFS_SB_BLOCKS=0;
-
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