static int ceph_show_options(struct seq_file *m, struct vfsmount *mnt)
{
struct ceph_client *client = ceph_sb_to_client(mnt->mnt_sb);
- struct ceph_mount_args *args = &client->mount_args;
+ struct ceph_mount_args *args = client->mount_args;
if (args->flags & CEPH_OPT_FSID)
seq_printf(m, ",fsidmajor=%llu,fsidminor%llu",
};
-static int parse_mount_args(struct ceph_client *client,
- int flags, char *options, const char *dev_name,
- const char **path)
+static struct ceph_mount_args *parse_mount_args(int flags, char *options,
+ const char *dev_name,
+ const char **path)
{
- struct ceph_mount_args *args = &client->mount_args;
+ struct ceph_mount_args *args;
const char *c;
- int err;
+ int err = -ENOMEM;
substring_t argstr[MAX_OPT_ARGS];
- int num_mon;
- struct ceph_entity_addr *mon_addr;
- int i;
- dout("parse_mount_args dev_name '%s'\n", dev_name);
- memset(args, 0, sizeof(*args));
+ args = kzalloc(sizeof(*args), GFP_KERNEL);
+ if (!args)
+ return ERR_PTR(-ENOMEM);
+ args->mon_addr = kcalloc(CEPH_MAX_MON, sizeof(*args->mon_addr),
+ GFP_KERNEL);
+ if (!args->mon_addr)
+ goto out;
- mon_addr = kcalloc(CEPH_MAX_MON, sizeof(*mon_addr), GFP_KERNEL);
- if (!mon_addr)
- return -ENOMEM;
+ dout("parse_mount_args %p, dev_name '%s'\n", args, dev_name);
/* start with defaults */
args->sb_flags = flags;
}
/* get mon ip(s) */
- err = ceph_parse_ips(dev_name, *path, mon_addr,
- CEPH_MAX_MON, &num_mon);
+ err = ceph_parse_ips(dev_name, *path, args->mon_addr,
+ CEPH_MAX_MON, &args->num_mon);
if (err < 0)
goto out;
- /* build initial monmap */
- err = -ENOMEM;
- client->monc.monmap = kzalloc(sizeof(*client->monc.monmap) +
- num_mon*sizeof(client->monc.monmap->mon_inst[0]),
- GFP_KERNEL);
- if (!client->monc.monmap)
- goto out;
- for (i = 0; i < num_mon; i++) {
- client->monc.monmap->mon_inst[i].addr = mon_addr[i];
- client->monc.monmap->mon_inst[i].addr.erank = 0;
- client->monc.monmap->mon_inst[i].addr.nonce = 0;
- client->monc.monmap->mon_inst[i].name.type =
- CEPH_ENTITY_TYPE_MON;
- client->monc.monmap->mon_inst[i].name.num = cpu_to_le64(i);
- }
- client->monc.monmap->num_mon = num_mon;
- memset(&args->my_addr.in_addr, 0, sizeof(args->my_addr.in_addr));
-
/* path on server */
*path += 2;
dout("server path '%s'\n", *path);
&args->my_addr,
1, NULL);
if (err < 0)
- return err;
+ goto out;
args->flags |= CEPH_OPT_MYIP;
break;
BUG_ON(token);
}
}
- err = 0;
+ return args;
out:
- kfree(mon_addr);
- return err;
+ kfree(args->mon_addr);
+ kfree(args);
+ return ERR_PTR(err);
}
-static void release_mount_args(struct ceph_mount_args *args)
+static void destroy_mount_args(struct ceph_mount_args *args)
{
+ dout("destroy_mount_args %p\n", args);
kfree(args->snapdir_name);
args->snapdir_name = NULL;
kfree(args->secret);
args->secret = NULL;
+ kfree(args);
}
/*
* create a fresh client instance
*/
-static struct ceph_client *ceph_create_client(void)
+static struct ceph_client *ceph_create_client(struct ceph_mount_args *args)
{
struct ceph_client *client;
int err = -ENOMEM;
client->sb = NULL;
client->mount_state = CEPH_MOUNT_MOUNTING;
client->whoami = -1;
+ client->mount_args = args;
client->msgr = NULL;
if (client->wb_pagevec_pool)
mempool_destroy(client->wb_pagevec_pool);
- release_mount_args(&client->mount_args);
+ destroy_mount_args(client->mount_args);
kfree(client);
dout("destroy_client %p done\n", client);
req->r_ino1.ino = CEPH_INO_ROOT;
req->r_ino1.snap = CEPH_NOSNAP;
req->r_started = started;
- req->r_timeout = client->mount_args.mount_timeout * HZ;
+ req->r_timeout = client->mount_args->mount_timeout * HZ;
req->r_args.getattr.mask = cpu_to_le32(CEPH_STAT_CAP_INODE);
req->r_num_caps = 2;
err = ceph_mdsc_do_request(mdsc, NULL, req);
{
struct ceph_entity_addr *myaddr = NULL;
int err;
- unsigned long timeout = client->mount_args.mount_timeout * HZ;
+ unsigned long timeout = client->mount_args->mount_timeout * HZ;
unsigned long started = jiffies; /* note the start time */
struct dentry *root;
/* initialize the messenger */
if (client->msgr == NULL) {
if (ceph_test_opt(client, MYIP))
- myaddr = &client->mount_args.my_addr;
+ myaddr = &client->mount_args->my_addr;
client->msgr = ceph_messenger_create(myaddr);
if (IS_ERR(client->msgr)) {
err = PTR_ERR(client->msgr);
dout("set_super %p data %p\n", s, data);
- s->s_flags = client->mount_args.sb_flags;
+ s->s_flags = client->mount_args->sb_flags;
s->s_maxbytes = 1ULL << 40; /* temp value until we get mdsmap */
s->s_fs_info = client;
static int ceph_compare_super(struct super_block *sb, void *data)
{
struct ceph_client *new = data;
- struct ceph_mount_args *args = &new->mount_args;
+ struct ceph_mount_args *args = new->mount_args;
struct ceph_client *other = ceph_sb_to_client(sb);
int i;
}
dout("mon ip matches existing sb %p\n", sb);
}
- if (args->sb_flags != other->mount_args.sb_flags) {
+ if (args->sb_flags != other->mount_args->sb_flags) {
dout("flags differ\n");
return 0;
}
sb->s_bdi = &client->backing_dev_info;
/* set ra_pages based on rsize mount option? */
- if (client->mount_args.rsize >= PAGE_CACHE_SIZE)
+ if (client->mount_args->rsize >= PAGE_CACHE_SIZE)
client->backing_dev_info.ra_pages =
- (client->mount_args.rsize + PAGE_CACHE_SIZE - 1)
+ (client->mount_args->rsize + PAGE_CACHE_SIZE - 1)
>> PAGE_SHIFT;
err = bdi_register_dev(&client->backing_dev_info, sb->s_dev);
int err;
int (*compare_super)(struct super_block *, void *) = ceph_compare_super;
const char *path = 0;
+ struct ceph_mount_args *args;
dout("ceph_get_sb\n");
+ args = parse_mount_args(flags, data, dev_name, &path);
+ if (IS_ERR(args)) {
+ err = PTR_ERR(args);
+ goto out_final;
+ }
/* create client (which we may/may not use) */
- client = ceph_create_client();
- if (IS_ERR(client))
- return PTR_ERR(client);
-
- err = parse_mount_args(client, flags, data, dev_name, &path);
- if (err < 0)
- goto out;
+ client = ceph_create_client(args);
+ if (IS_ERR(client)) {
+ err = PTR_ERR(client);
+ goto out_final;
+ }
- if (client->mount_args.flags & CEPH_OPT_NOSHARE)
+ if (client->mount_args->flags & CEPH_OPT_NOSHARE)
compare_super = NULL;
sb = sget(fs_type, compare_super, ceph_set_super, client);
if (IS_ERR(sb)) {
/* set up mempools */
err = -ENOMEM;
client->wb_pagevec_pool = mempool_create_kmalloc_pool(10,
- client->mount_args.wsize >> PAGE_CACHE_SHIFT);
+ client->mount_args->wsize >> PAGE_CACHE_SHIFT);
if (!client->wb_pagevec_pool)
goto out_splat;
projects / GitHub / exynos8895 / android_kernel_samsung_universal8895.git / commitdiff