#include "utils.h"
static u64 index_cnt = 2;
+static int verbose = 1;
struct directory_name_entry {
char *dir_name;
struct list_head list;
};
-static int make_root_dir(struct btrfs_root *root, int mixed)
+struct mkfs_allocation {
+ u64 data;
+ u64 metadata;
+ u64 mixed;
+ u64 system;
+};
+
+static int create_metadata_block_groups(struct btrfs_root *root,
+ u64 metadata_profile, int mixed,
+ struct mkfs_allocation *allocation)
{
struct btrfs_trans_handle *trans;
- struct btrfs_key location;
u64 bytes_used;
u64 chunk_start = 0;
u64 chunk_size = 0;
root->fs_info->system_allocs = 1;
ret = btrfs_make_block_group(trans, root, bytes_used,
+ metadata_profile |
BTRFS_BLOCK_GROUP_SYSTEM,
BTRFS_FIRST_CHUNK_TREE_OBJECTID,
0, BTRFS_MKFS_SYSTEM_GROUP_SIZE);
+ allocation->system += BTRFS_MKFS_SYSTEM_GROUP_SIZE;
BUG_ON(ret);
if (mixed) {
}
BUG_ON(ret);
ret = btrfs_make_block_group(trans, root, 0,
+ metadata_profile |
BTRFS_BLOCK_GROUP_METADATA |
BTRFS_BLOCK_GROUP_DATA,
BTRFS_FIRST_CHUNK_TREE_OBJECTID,
chunk_start, chunk_size);
BUG_ON(ret);
- printf("Created a data/metadata chunk of size %llu\n", chunk_size);
+ allocation->mixed += chunk_size;
} else {
ret = btrfs_alloc_chunk(trans, root->fs_info->extent_root,
&chunk_start, &chunk_size,
}
BUG_ON(ret);
ret = btrfs_make_block_group(trans, root, 0,
+ metadata_profile |
BTRFS_BLOCK_GROUP_METADATA,
BTRFS_FIRST_CHUNK_TREE_OBJECTID,
chunk_start, chunk_size);
+ allocation->metadata += chunk_size;
BUG_ON(ret);
}
root->fs_info->system_allocs = 0;
btrfs_commit_transaction(trans, root);
- trans = btrfs_start_transaction(root, 1);
- BUG_ON(!trans);
+
+err:
+ return ret;
+}
+
+static int create_data_block_groups(struct btrfs_trans_handle *trans,
+ struct btrfs_root *root, u64 data_profile, int mixed,
+ struct mkfs_allocation *allocation)
+{
+ u64 chunk_start = 0;
+ u64 chunk_size = 0;
+ int ret = 0;
if (!mixed) {
ret = btrfs_alloc_chunk(trans, root->fs_info->extent_root,
}
BUG_ON(ret);
ret = btrfs_make_block_group(trans, root, 0,
+ data_profile |
BTRFS_BLOCK_GROUP_DATA,
BTRFS_FIRST_CHUNK_TREE_OBJECTID,
chunk_start, chunk_size);
+ allocation->data += chunk_size;
BUG_ON(ret);
}
+err:
+ return ret;
+}
+
+static int make_root_dir(struct btrfs_trans_handle *trans, struct btrfs_root *root,
+ int mixed, struct mkfs_allocation *allocation)
+{
+ struct btrfs_key location;
+ int ret;
+
ret = btrfs_make_root_dir(trans, root->fs_info->tree_root,
BTRFS_ROOT_TREE_DIR_OBJECTID);
if (ret)
if (ret)
goto err;
- btrfs_commit_transaction(trans, root);
err:
return ret;
}
}
static int create_one_raid_group(struct btrfs_trans_handle *trans,
- struct btrfs_root *root, u64 type)
+ struct btrfs_root *root, u64 type,
+ struct mkfs_allocation *allocation)
+
{
u64 chunk_start;
u64 chunk_size;
ret = btrfs_make_block_group(trans, root->fs_info->extent_root, 0,
type, BTRFS_FIRST_CHUNK_TREE_OBJECTID,
chunk_start, chunk_size);
+ if ((type & BTRFS_BLOCK_GROUP_TYPE_MASK) == BTRFS_BLOCK_GROUP_DATA)
+ allocation->data += chunk_size;
+ else if ((type & BTRFS_BLOCK_GROUP_TYPE_MASK) == BTRFS_BLOCK_GROUP_METADATA)
+ allocation->metadata += chunk_size;
+ else if ((type & BTRFS_BLOCK_GROUP_TYPE_MASK) == BTRFS_BLOCK_GROUP_SYSTEM)
+ allocation->system += chunk_size;
+ else if ((type & BTRFS_BLOCK_GROUP_TYPE_MASK) ==
+ (BTRFS_BLOCK_GROUP_METADATA|BTRFS_BLOCK_GROUP_DATA))
+ allocation->mixed += chunk_size;
+ else
+ BUG_ON(1);
+
BUG_ON(ret);
return ret;
}
static int create_raid_groups(struct btrfs_trans_handle *trans,
struct btrfs_root *root, u64 data_profile,
- int data_profile_opt, u64 metadata_profile,
- int mixed)
+ u64 metadata_profile, int mixed,
+ struct mkfs_allocation *allocation)
{
u64 num_devices = btrfs_super_num_devices(root->fs_info->super_copy);
int ret;
ret = create_one_raid_group(trans, root,
BTRFS_BLOCK_GROUP_SYSTEM |
- metadata_profile);
+ metadata_profile, allocation);
BUG_ON(ret);
if (mixed)
meta_flags |= BTRFS_BLOCK_GROUP_DATA;
ret = create_one_raid_group(trans, root, meta_flags |
- metadata_profile);
+ metadata_profile, allocation);
BUG_ON(ret);
}
if (!mixed && num_devices > 1 && data_profile) {
ret = create_one_raid_group(trans, root,
BTRFS_BLOCK_GROUP_DATA |
- data_profile);
+ data_profile, allocation);
BUG_ON(ret);
}
recow_roots(trans, root);
return 0;
}
-
-static void print_usage(void) __attribute__((noreturn));
-static void print_usage(void)
+static void print_usage(int ret)
{
fprintf(stderr, "usage: mkfs.btrfs [options] dev [ dev ... ]\n");
fprintf(stderr, "options:\n");
fprintf(stderr, "\t-K|--nodiscard do not perform whole device TRIM\n");
fprintf(stderr, "\t-O|--features LIST comma separated list of filesystem features, use '-O list-all' to list features\n");
fprintf(stderr, "\t-U|--uuid UUID specify the filesystem UUID\n");
+ fprintf(stderr, "\t-q|--quiet no messages except errors\n");
fprintf(stderr, "\t-V|--version print the mkfs.btrfs version and exit\n");
fprintf(stderr, "%s\n", PACKAGE_STRING);
- exit(1);
+ exit(ret);
}
static void print_version(void) __attribute__((noreturn));
{
if (strcmp(s, "raid0") == 0) {
return BTRFS_BLOCK_GROUP_RAID0;
- } else if (strcmp(s, "raid1") == 0) {
+ } else if (strcasecmp(s, "raid1") == 0) {
return BTRFS_BLOCK_GROUP_RAID1;
- } else if (strcmp(s, "raid5") == 0) {
+ } else if (strcasecmp(s, "raid5") == 0) {
return BTRFS_BLOCK_GROUP_RAID5;
- } else if (strcmp(s, "raid6") == 0) {
+ } else if (strcasecmp(s, "raid6") == 0) {
return BTRFS_BLOCK_GROUP_RAID6;
- } else if (strcmp(s, "raid10") == 0) {
+ } else if (strcasecmp(s, "raid10") == 0) {
return BTRFS_BLOCK_GROUP_RAID10;
- } else if (strcmp(s, "dup") == 0) {
+ } else if (strcasecmp(s, "dup") == 0) {
return BTRFS_BLOCK_GROUP_DUP;
- } else if (strcmp(s, "single") == 0) {
+ } else if (strcasecmp(s, "single") == 0) {
return 0;
} else {
fprintf(stderr, "Unknown profile %s\n", s);
- print_usage();
}
/* not reached */
return 0;
static int create_chunks(struct btrfs_trans_handle *trans,
struct btrfs_root *root, u64 num_of_meta_chunks,
- u64 size_of_data)
+ u64 size_of_data,
+ struct mkfs_allocation *allocation)
{
u64 chunk_start;
u64 chunk_size;
ret = btrfs_make_block_group(trans, root->fs_info->extent_root, 0,
meta_type, BTRFS_FIRST_CHUNK_TREE_OBJECTID,
chunk_start, chunk_size);
+ allocation->metadata += chunk_size;
BUG_ON(ret);
set_extent_dirty(&root->fs_info->free_space_cache,
chunk_start, chunk_start + chunk_size - 1, 0);
ret = btrfs_make_block_group(trans, root->fs_info->extent_root, 0,
data_type, BTRFS_FIRST_CHUNK_TREE_OBJECTID,
chunk_start, size_of_data);
+ allocation->data += size_of_data;
BUG_ON(ret);
set_extent_dirty(&root->fs_info->free_space_cache,
chunk_start, chunk_start + size_of_data - 1, 0);
}
btrfs_commit_transaction(trans, root);
- printf("Making image is completed.\n");
+ if (verbose)
+ printf("Making image is completed.\n");
return 0;
fail:
while (!list_empty(&dir_head.list)) {
return !atoi((const char *)&rotational);
}
+static void list_all_devices(struct btrfs_root *root)
+{
+ struct btrfs_fs_devices *fs_devices;
+ struct btrfs_device *device;
+ int number_of_devices = 0;
+ u64 total_block_count = 0;
+
+ fs_devices = root->fs_info->fs_devices;
+
+ list_for_each_entry(device, &fs_devices->devices, dev_list)
+ number_of_devices++;
+
+ printf("Number of devices: %d\n", number_of_devices);
+ /* printf("Total devices size: %10s\n", */
+ /* pretty_size(total_block_count)); */
+ printf("Devices:\n");
+ printf(" ID SIZE PATH\n");
+ list_for_each_entry_reverse(device, &fs_devices->devices, dev_list) {
+ char dev_uuid[BTRFS_UUID_UNPARSED_SIZE];
+
+ uuid_unparse(device->uuid, dev_uuid);
+ printf(" %3llu %10s %s\n",
+ device->devid,
+ pretty_size(device->total_bytes),
+ device->name);
+ total_block_count += device->total_bytes;
+ }
+
+ printf("\n");
+}
+
int main(int ac, char **av)
{
char *file;
struct btrfs_root *root;
struct btrfs_trans_handle *trans;
char *label = NULL;
- char *first_file;
u64 block_count = 0;
u64 dev_block_count = 0;
u64 blocks[7];
u64 alloc_start = 0;
u64 metadata_profile = 0;
u64 data_profile = 0;
+ u64 default_metadata_profile = 0;
+ u64 default_data_profile = 0;
u32 nodesize = max_t(u32, sysconf(_SC_PAGESIZE),
BTRFS_MKFS_DEFAULT_NODE_SIZE);
u32 sectorsize = 4096;
int discard = 1;
int ssd = 0;
int force_overwrite = 0;
-
char *source_dir = NULL;
int source_dir_set = 0;
u64 num_of_meta_chunks = 0;
u64 source_dir_size = 0;
int dev_cnt = 0;
int saved_optind;
- char estr[100];
- char *fs_uuid = NULL;
+ char fs_uuid[BTRFS_UUID_UNPARSED_SIZE] = { 0 };
u64 features = BTRFS_MKFS_DEFAULT_FEATURES;
+ struct mkfs_allocation allocation = { 0 };
+ struct btrfs_mkfs_config mkfs_cfg;
while(1) {
int c;
{ "nodiscard", no_argument, NULL, 'K' },
{ "features", required_argument, NULL, 'O' },
{ "uuid", required_argument, NULL, 'U' },
+ { "quiet", 0, NULL, 'q' },
+ { "help", no_argument, NULL, GETOPT_VAL_HELP },
{ NULL, 0, NULL, 0}
};
- c = getopt_long(ac, av, "A:b:fl:n:s:m:d:L:O:r:U:VMK",
+ c = getopt_long(ac, av, "A:b:fl:n:s:m:d:L:O:r:U:VMKq",
long_options, NULL);
if (c < 0)
break;
break;
case 'b':
block_count = parse_size(optarg);
- if (block_count <= BTRFS_MKFS_SMALL_VOLUME_SIZE) {
- fprintf(stdout,
- "SMALL VOLUME: forcing mixed metadata/data groups\n");
+ if (block_count <= BTRFS_MKFS_SMALL_VOLUME_SIZE)
mixed = 1;
- }
zero_end = 0;
break;
case 'V':
source_dir_set = 1;
break;
case 'U':
- fs_uuid = optarg;
+ strncpy(fs_uuid, optarg,
+ BTRFS_UUID_UNPARSED_SIZE - 1);
break;
case 'K':
discard = 0;
break;
+ case 'q':
+ verbose = 0;
+ break;
+ case GETOPT_VAL_HELP:
default:
- print_usage();
+ print_usage(c != GETOPT_VAL_HELP);
}
}
sectorsize = max(sectorsize, (u32)sysconf(_SC_PAGESIZE));
saved_optind = optind;
dev_cnt = ac - optind;
if (dev_cnt == 0)
- print_usage();
+ print_usage(1);
if (source_dir_set && dev_cnt > 1) {
fprintf(stderr,
exit(1);
}
- if (fs_uuid) {
+ if (*fs_uuid) {
uuid_t dummy_uuid;
if (uuid_parse(fs_uuid, dummy_uuid) != 0) {
while (dev_cnt-- > 0) {
file = av[optind++];
if (is_block_device(file))
- if (test_dev_for_mkfs(file, force_overwrite, estr)) {
- fprintf(stderr, "Error: %s", estr);
+ if (test_dev_for_mkfs(file, force_overwrite))
exit(1);
- }
}
optind = saved_optind;
file = av[optind++];
ssd = is_ssd(file);
- if (is_vol_small(file)) {
- printf("SMALL VOLUME: forcing mixed metadata/data groups\n");
+ if (is_vol_small(file) || mixed) {
+ if (verbose)
+ printf("SMALL VOLUME: forcing mixed metadata/data groups\n");
mixed = 1;
}
*/
if (!mixed) {
if (!metadata_profile_opt) {
- if (dev_cnt == 1 && ssd)
+ if (dev_cnt == 1 && ssd && verbose)
printf("Detected a SSD, turning off metadata "
"duplication. Mkfs with -m dup if you want to "
"force metadata duplication.\n");
}
}
ret = test_num_disk_vs_raid(metadata_profile, data_profile,
- dev_cnt, mixed, estr);
- if (ret) {
- fprintf(stderr, "Error: %s\n", estr);
+ dev_cnt, mixed);
+ if (ret)
exit(1);
- }
/* if we are here that means all devs are good to btrfsify */
- printf("%s\n", PACKAGE_STRING);
- printf("See %s for more information.\n\n", PACKAGE_URL);
+ if (verbose) {
+ printf("%s\n", PACKAGE_STRING);
+ printf("See %s for more information.\n\n", PACKAGE_URL);
+ }
dev_cnt--;
strerror(errno));
exit(1);
}
- first_file = file;
ret = btrfs_prepare_device(fd, file, zero_end, &dev_block_count,
block_count, &mixed, discard);
if (ret) {
exit(1);
}
- first_file = file;
source_dir_size = size_sourcedir(source_dir, sectorsize,
&num_of_meta_chunks, &size_of_data);
if(block_count < source_dir_size)
nodesize * i;
}
+ if (group_profile_max_safe_loss(metadata_profile) <
+ group_profile_max_safe_loss(data_profile)){
+ fprintf(stderr,
+ "WARNING: metatdata has lower redundancy than data!\n\n");
+ }
+
/*
* FS features that can be set by other means than -O
* just set the bit here
features |= BTRFS_FEATURE_INCOMPAT_RAID56;
}
- btrfs_process_fs_features(features);
+ mkfs_cfg.label = label;
+ mkfs_cfg.fs_uuid = fs_uuid;
+ memcpy(mkfs_cfg.blocks, blocks, sizeof(blocks));
+ mkfs_cfg.num_bytes = dev_block_count;
+ mkfs_cfg.nodesize = nodesize;
+ mkfs_cfg.sectorsize = sectorsize;
+ mkfs_cfg.stripesize = stripesize;
+ mkfs_cfg.features = features;
- ret = make_btrfs(fd, file, label, fs_uuid, blocks, dev_block_count,
- nodesize, sectorsize, stripesize, features);
+ ret = make_btrfs(fd, &mkfs_cfg);
if (ret) {
fprintf(stderr, "error during mkfs: %s\n", strerror(-ret));
exit(1);
}
root->fs_info->alloc_start = alloc_start;
- ret = make_root_dir(root, mixed);
+ if (dev_cnt == 0) {
+ default_metadata_profile = metadata_profile;
+ default_data_profile = data_profile;
+ } else {
+ /*
+ * Temporary groups to store new device entries
+ */
+ default_metadata_profile = 0;
+ default_data_profile = 0;
+ }
+
+ ret = create_metadata_block_groups(root, default_metadata_profile,
+ mixed, &allocation);
+ if (ret) {
+ fprintf(stderr, "failed to create default block groups\n");
+ exit(1);
+ }
+
+ trans = btrfs_start_transaction(root, 1);
+ BUG_ON(!trans);
+
+ ret = create_data_block_groups(trans, root, default_data_profile,
+ mixed, &allocation);
+ if (ret) {
+ fprintf(stderr, "failed to create default data block groups\n");
+ exit(1);
+ }
+
+ ret = make_root_dir(trans, root, mixed, &allocation);
if (ret) {
fprintf(stderr, "failed to setup the root directory\n");
exit(1);
}
+ btrfs_commit_transaction(trans, root);
+
trans = btrfs_start_transaction(root, 1);
- btrfs_register_one_device(file);
+ if (is_block_device(file))
+ btrfs_register_one_device(file);
if (dev_cnt == 0)
- goto raid_groups;
+ goto skip_multidev;
while (dev_cnt-- > 0) {
int old_mixed = mixed;
ret = btrfs_add_to_fsid(trans, root, fd, file, dev_block_count,
sectorsize, sectorsize, sectorsize);
BUG_ON(ret);
- btrfs_register_one_device(file);
+ if (verbose >= 2) {
+ struct btrfs_device *device;
+
+ device = container_of(root->fs_info->fs_devices->devices.next,
+ struct btrfs_device, dev_list);
+ printf("adding device %s id %llu\n", file,
+ (unsigned long long)device->devid);
+ }
+
+ if (is_block_device(file))
+ btrfs_register_one_device(file);
}
-raid_groups:
if (!source_dir_set) {
ret = create_raid_groups(trans, root, data_profile,
- data_profile_opt, metadata_profile,
- mixed);
+ metadata_profile, mixed, &allocation);
BUG_ON(ret);
}
+skip_multidev:
ret = create_data_reloc_tree(trans, root);
BUG_ON(ret);
- printf("fs created label %s on %s\n\tnodesize %u leafsize %u "
- "sectorsize %u size %s\n",
- label, first_file, nodesize, nodesize, sectorsize,
- pretty_size(btrfs_super_total_bytes(root->fs_info->super_copy)));
-
btrfs_commit_transaction(trans, root);
if (source_dir_set) {
trans = btrfs_start_transaction(root, 1);
ret = create_chunks(trans, root,
- num_of_meta_chunks, size_of_data);
+ num_of_meta_chunks, size_of_data,
+ &allocation);
BUG_ON(ret);
btrfs_commit_transaction(trans, root);
BUG_ON(ret);
}
+ if (verbose) {
+ char features_buf[64];
+
+ printf("Label: %s\n", label);
+ printf("UUID: %s\n", fs_uuid);
+ printf("Node size: %u\n", nodesize);
+ printf("Sector size: %u\n", sectorsize);
+ printf("Filesystem size: %s\n",
+ pretty_size(btrfs_super_total_bytes(root->fs_info->super_copy)));
+ printf("Block group profiles:\n");
+ if (allocation.data)
+ printf(" Data: %-8s %16s\n",
+ btrfs_group_profile_str(data_profile),
+ pretty_size(allocation.data));
+ if (allocation.metadata)
+ printf(" Metadata: %-8s %16s\n",
+ btrfs_group_profile_str(metadata_profile),
+ pretty_size(allocation.metadata));
+ if (allocation.mixed)
+ printf(" Data+Metadata: %-8s %16s\n",
+ btrfs_group_profile_str(data_profile),
+ pretty_size(allocation.mixed));
+ printf(" System: %-8s %16s\n",
+ btrfs_group_profile_str(metadata_profile),
+ pretty_size(allocation.system));
+ printf("SSD detected: %s\n", ssd ? "yes" : "no");
+ btrfs_parse_features_to_string(features_buf, features);
+ printf("Incompat features: %s", features_buf);
+ printf("\n");
+
+ list_all_devices(root);
+ }
+
ret = close_ctree(root);
BUG_ON(ret);
free(label);
projects / platform / upstream / btrfs-progs.git / blobdiff