From: NeilBrown <neilb@suse.de>
Date: Wed, 2 Mar 2011 22:44:45 +0000 (+1100)
Subject: mkfs: add accesstime file to new filesystem
X-Git-Url: http://git.neil.brown.name/?a=commitdiff_plain;h=c03853c686ccc241bf8c9c21e8f2a74a9a976158;p=lafs-utils.git

mkfs: add accesstime file to new filesystem

But allow this to be suppressed with --no-atime-file

Signed-off-by: NeilBrown <neilb@suse.de>
---

diff --git a/tools/mkfs.lafs.c b/tools/mkfs.lafs.c
index 2986d58..f3a5157 100644
--- a/tools/mkfs.lafs.c
+++ b/tools/mkfs.lafs.c
@@ -61,6 +61,7 @@ enum {
 	opt_segsize = 1000,
 	opt_width,
 	opt_stride,
+	opt_noatime,
 };
 
 char short_options[] = "-b:Vvh";
@@ -72,6 +73,7 @@ struct option long_options[] = {
 	{"version",      0, 0, 'V'},
 	{"verbose",      0, 0, 'v'},
 	{"help",         0, 0, 'h'},
+	{"no-atime-file",0, 0, opt_noatime},
 	{0, 0, 0, 0}
 };
 
@@ -277,11 +279,13 @@ int main(int argc, char *argv[])
 	long stride_bytes = 0;
 	long long device_bytes;
 	char *devname = NULL;
+	int create_atime = 1;
 	int opt;
 	int dev_fd;
 	struct lafs *lafs;
 	struct lafs_device *dev;
 	struct lafs_ino *ifile, *imfile, *rootdir, *orphans, *segmap;
+	struct lafs_ino *atimefile = NULL;
 
 	while ((opt = getopt_long(argc, argv,
 				  short_options, long_options,
@@ -309,6 +313,9 @@ int main(int argc, char *argv[])
 		case opt_width:
 			get_num(&width, optarg, "device width");
 			break;
+		case opt_noatime:
+			create_atime = 0;
+			break;
 
 		case 1:
 			if (devname == NULL) {
@@ -358,6 +365,8 @@ int main(int argc, char *argv[])
 	ifile = lafs_get_itable(lafs);
 	imfile = lafs_add_inode(ifile, 1, TypeInodeMap);
 	rootdir = lafs_add_inode(ifile, 2, TypeDir);
+	if (create_atime)
+		atimefile = lafs_add_inode(ifile, 3, TypeAccessTime);
 	rootdir->md.file.linkcount = 2;
 	rootdir->md.file.mode = 0755;
 	rootdir->md.file.parent = 2;