[PATCH] fs: Use ARRAY_SIZE macro
Use ARRAY_SIZE macro instead of sizeof(x)/sizeof(x[0]) and remove a duplicate of ARRAY_SIZE. Some trailing whitespaces are also deleted. Signed-off-by: Tobias Klauser <tklauser@nuerscht.ch> Cc: David Howells <dhowells@redhat.com> Cc: Dave Kleikamp <shaggy@austin.ibm.com> Acked-by: Trond Myklebust <trond.myklebust@fys.uio.no> Cc: Neil Brown <neilb@cse.unsw.edu.au> Cc: Chris Mason <mason@suse.com> Cc: Jeff Mahoney <jeffm@suse.com> Cc: Christoph Hellwig <hch@lst.de> Cc: Nathan Scott <nathans@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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b5029622ac
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e8c96f8c29
@ -94,7 +94,7 @@ static struct rxrpc_service AFSCM_service = {
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.error_func = afscm_error,
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.aemap_func = afscm_aemap,
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.ops_begin = &AFSCM_ops[0],
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.ops_end = &AFSCM_ops[sizeof(AFSCM_ops) / sizeof(AFSCM_ops[0])],
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.ops_end = &AFSCM_ops[ARRAY_SIZE(AFSCM_ops)],
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};
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static DECLARE_COMPLETION(kafscmd_alive);
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@ -1522,8 +1522,7 @@ static struct {
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{ ATM_QUERYLOOP32, ATM_QUERYLOOP }
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};
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#define NR_ATM_IOCTL (sizeof(atm_ioctl_map)/sizeof(atm_ioctl_map[0]))
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#define NR_ATM_IOCTL ARRAY_SIZE(atm_ioctl_map)
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static int do_atm_iobuf(unsigned int fd, unsigned int cmd, unsigned long arg)
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{
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@ -1824,7 +1823,7 @@ static struct {
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{ FDWERRORGET32, FDWERRORGET }
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};
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#define NR_FD_IOCTL_TRANS (sizeof(fd_ioctl_trans_table)/sizeof(fd_ioctl_trans_table[0]))
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#define NR_FD_IOCTL_TRANS ARRAY_SIZE(fd_ioctl_trans_table)
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static int fd_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
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{
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@ -111,7 +111,7 @@ static struct {
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{ "loglevel", loglevel_read, loglevel_write }
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#endif
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};
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#define NPROCENT (sizeof(Entries)/sizeof(Entries[0]))
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#define NPROCENT ARRAY_SIZE(Entries)
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void jfs_proc_init(void)
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{
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@ -224,8 +224,8 @@ static struct rpc_procinfo nsm_procedures[] = {
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};
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static struct rpc_version nsm_version1 = {
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.number = 1,
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.nrprocs = sizeof(nsm_procedures)/sizeof(nsm_procedures[0]),
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.number = 1,
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.nrprocs = ARRAY_SIZE(nsm_procedures),
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.procs = nsm_procedures
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};
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@ -238,7 +238,7 @@ static struct rpc_stat nsm_stats;
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static struct rpc_program nsm_program = {
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.name = "statd",
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.number = SM_PROGRAM,
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.nrvers = sizeof(nsm_version)/sizeof(nsm_version[0]),
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.nrvers = ARRAY_SIZE(nsm_version),
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.version = nsm_version,
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.stats = &nsm_stats
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};
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@ -509,7 +509,7 @@ static struct svc_version * nlmsvc_version[] = {
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static struct svc_stat nlmsvc_stats;
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#define NLM_NRVERS (sizeof(nlmsvc_version)/sizeof(nlmsvc_version[0]))
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#define NLM_NRVERS ARRAY_SIZE(nlmsvc_version)
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static struct svc_program nlmsvc_program = {
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.pg_prog = NLM_PROGRAM, /* program number */
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.pg_nvers = NLM_NRVERS, /* number of entries in nlmsvc_version */
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@ -599,7 +599,7 @@ static struct rpc_stat nlm_stats;
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struct rpc_program nlm_program = {
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.name = "lockd",
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.number = NLM_PROGRAM,
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.nrvers = sizeof(nlm_versions) / sizeof(nlm_versions[0]),
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.nrvers = ARRAY_SIZE(nlm_versions),
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.version = nlm_versions,
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.stats = &nlm_stats,
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};
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@ -103,7 +103,7 @@ static struct rpc_version * nfs_version[] = {
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static struct rpc_program nfs_program = {
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.name = "nfs",
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.number = NFS_PROGRAM,
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.nrvers = sizeof(nfs_version) / sizeof(nfs_version[0]),
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.nrvers = ARRAY_SIZE(nfs_version),
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.version = nfs_version,
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.stats = &nfs_rpcstat,
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.pipe_dir_name = "/nfs",
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@ -118,7 +118,7 @@ static struct rpc_version * nfsacl_version[] = {
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struct rpc_program nfsacl_program = {
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.name = "nfsacl",
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.number = NFS_ACL_PROGRAM,
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.nrvers = sizeof(nfsacl_version) / sizeof(nfsacl_version[0]),
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.nrvers = ARRAY_SIZE(nfsacl_version),
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.version = nfsacl_version,
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.stats = &nfsacl_rpcstat,
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};
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@ -174,7 +174,7 @@ static struct rpc_stat mnt_stats;
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static struct rpc_program mnt_program = {
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.name = "mount",
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.number = NFS_MNT_PROGRAM,
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.nrvers = sizeof(mnt_version)/sizeof(mnt_version[0]),
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.nrvers = ARRAY_SIZE(mnt_version),
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.version = mnt_version,
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.stats = &mnt_stats,
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};
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@ -704,6 +704,6 @@ struct rpc_procinfo nfs_procedures[] = {
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struct rpc_version nfs_version2 = {
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.number = 2,
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.nrprocs = sizeof(nfs_procedures)/sizeof(nfs_procedures[0]),
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.nrprocs = ARRAY_SIZE(nfs_procedures),
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.procs = nfs_procedures
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};
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@ -1138,7 +1138,7 @@ struct rpc_procinfo nfs3_procedures[] = {
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struct rpc_version nfs_version3 = {
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.number = 3,
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.nrprocs = sizeof(nfs3_procedures)/sizeof(nfs3_procedures[0]),
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.nrprocs = ARRAY_SIZE(nfs3_procedures),
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.procs = nfs3_procedures
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};
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@ -4384,7 +4384,7 @@ struct rpc_procinfo nfs4_procedures[] = {
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struct rpc_version nfs_version4 = {
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.number = 4,
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.nrprocs = sizeof(nfs4_procedures)/sizeof(nfs4_procedures[0]),
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.nrprocs = ARRAY_SIZE(nfs4_procedures),
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.procs = nfs4_procedures
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};
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@ -101,7 +101,7 @@ asmlinkage sys_nfsservctl(int cmd, struct nfsctl_arg __user *arg, void __user *r
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if (version != NFSCTL_VERSION)
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return -EINVAL;
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if (cmd < 0 || cmd >= sizeof(map)/sizeof(map[0]) || !map[cmd].name)
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if (cmd < 0 || cmd >= ARRAY_SIZE(map) || !map[cmd].name)
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return -EINVAL;
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file = do_open(map[cmd].name, map[cmd].rsize ? O_RDWR : O_WRONLY);
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@ -907,7 +907,7 @@ nfs4_acl_get_whotype(char *p, u32 len)
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{
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int i;
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for (i=0; i < sizeof(s2t_map) / sizeof(*s2t_map); i++) {
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for (i = 0; i < ARRAY_SIZE(s2t_map); i++) {
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if (s2t_map[i].stringlen == len &&
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0 == memcmp(s2t_map[i].string, p, len))
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return s2t_map[i].type;
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@ -920,7 +920,7 @@ nfs4_acl_write_who(int who, char *p)
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{
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int i;
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for (i=0; i < sizeof(s2t_map) / sizeof(*s2t_map); i++) {
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for (i = 0; i < ARRAY_SIZE(s2t_map); i++) {
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if (s2t_map[i].type == who) {
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memcpy(p, s2t_map[i].string, s2t_map[i].stringlen);
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return s2t_map[i].stringlen;
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@ -335,7 +335,7 @@ static struct rpc_procinfo nfs4_cb_procedures[] = {
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static struct rpc_version nfs_cb_version4 = {
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.number = 1,
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.nrprocs = sizeof(nfs4_cb_procedures)/sizeof(nfs4_cb_procedures[0]),
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.nrprocs = ARRAY_SIZE(nfs4_cb_procedures),
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.procs = nfs4_cb_procedures
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};
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@ -411,7 +411,7 @@ nfsd4_probe_callback(struct nfs4_client *clp)
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/* Initialize rpc_program */
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program->name = "nfs4_cb";
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program->number = cb->cb_prog;
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program->nrvers = sizeof(nfs_cb_version)/sizeof(nfs_cb_version[0]);
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program->nrvers = ARRAY_SIZE(nfs_cb_version);
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program->version = nfs_cb_version;
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program->stats = stat;
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@ -992,7 +992,7 @@ nfsd4_decode_compound(struct nfsd4_compoundargs *argp)
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if (argp->opcnt > 100)
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goto xdr_error;
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if (argp->opcnt > sizeof(argp->iops)/sizeof(argp->iops[0])) {
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if (argp->opcnt > ARRAY_SIZE(argp->iops)) {
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argp->ops = kmalloc(argp->opcnt * sizeof(*argp->ops), GFP_KERNEL);
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if (!argp->ops) {
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argp->ops = argp->iops;
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@ -105,7 +105,7 @@ static ssize_t nfsctl_transaction_write(struct file *file, const char __user *bu
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char *data;
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ssize_t rv;
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if (ino >= sizeof(write_op)/sizeof(write_op[0]) || !write_op[ino])
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if (ino >= ARRAY_SIZE(write_op) || !write_op[ino])
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return -EINVAL;
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data = simple_transaction_get(file, buf, size);
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@ -72,7 +72,7 @@ static struct svc_version * nfsd_acl_version[] = {
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};
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#define NFSD_ACL_MINVERS 2
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#define NFSD_ACL_NRVERS (sizeof(nfsd_acl_version)/sizeof(nfsd_acl_version[0]))
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#define NFSD_ACL_NRVERS ARRAY_SIZE(nfsd_acl_version)
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static struct svc_version *nfsd_acl_versions[NFSD_ACL_NRVERS];
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static struct svc_program nfsd_acl_program = {
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@ -101,7 +101,7 @@ static struct svc_version * nfsd_version[] = {
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};
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#define NFSD_MINVERS 2
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#define NFSD_NRVERS (sizeof(nfsd_version)/sizeof(nfsd_version[0]))
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#define NFSD_NRVERS ARRAY_SIZE(nfsd_version)
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static struct svc_version *nfsd_versions[NFSD_NRVERS];
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struct svc_program nfsd_program = {
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@ -268,8 +268,6 @@ static unsigned char euc2sjisibm_g3upper_map[][2] = {
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{0xFC, 0x4B},
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};
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#define MAP_ELEMENT_OF(map) (sizeof(map) / sizeof(map[0]))
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static inline int sjisibm2euc(unsigned char *euc, const unsigned char sjis_hi,
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const unsigned char sjis_lo);
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static inline int euc2sjisibm_jisx0212(unsigned char *sjis, const unsigned char euc_hi,
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@ -310,7 +308,7 @@ static inline int euc2sjisibm_jisx0212(unsigned char *sjis, const unsigned char
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unsigned short euc;
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min_index = 0;
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max_index = MAP_ELEMENT_OF(euc2sjisibm_jisx0212_map) - 1;
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max_index = ARRAY_SIZE(euc2sjisibm_jisx0212_map) - 1;
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euc = (euc_hi << 8) | euc_lo;
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while (min_index <= max_index) {
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@ -339,7 +337,7 @@ static inline int euc2sjisibm_g3upper(unsigned char *sjis, const unsigned char e
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else
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index = ((euc_hi << 8) | euc_lo) - 0xF4A1 + 12;
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if ((index < 0) || (index >= MAP_ELEMENT_OF(euc2sjisibm_g3upper_map)))
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if ((index < 0) || (index >= ARRAY_SIZE(euc2sjisibm_g3upper_map)))
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return 0;
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sjis[0] = euc2sjisibm_g3upper_map[index][0];
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@ -601,8 +601,7 @@ void store_print_tb(struct tree_balance *tb)
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tb->tb_mode, PATH_LAST_POSITION(tb->tb_path),
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tb->tb_path->pos_in_item);
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for (h = 0; h < sizeof(tb->insert_size) / sizeof(tb->insert_size[0]);
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h++) {
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for (h = 0; h < ARRAY_SIZE(tb->insert_size); h++) {
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if (PATH_H_PATH_OFFSET(tb->tb_path, h) <=
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tb->tb_path->path_length
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&& PATH_H_PATH_OFFSET(tb->tb_path,
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@ -658,15 +657,13 @@ void store_print_tb(struct tree_balance *tb)
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/* print FEB list (list of buffers in form (bh (b_blocknr, b_count), that will be used for new nodes) */
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h = 0;
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for (i = 0; i < sizeof(tb->FEB) / sizeof(tb->FEB[0]); i++)
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for (i = 0; i < ARRAY_SIZE(tb->FEB); i++)
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sprintf(print_tb_buf + strlen(print_tb_buf),
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"%p (%llu %d)%s", tb->FEB[i],
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tb->FEB[i] ? (unsigned long long)tb->FEB[i]->
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b_blocknr : 0ULL,
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tb->FEB[i] ? atomic_read(&(tb->FEB[i]->b_count)) : 0,
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(i ==
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sizeof(tb->FEB) / sizeof(tb->FEB[0]) -
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1) ? "\n" : ", ");
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(i == ARRAY_SIZE(tb->FEB) - 1) ? "\n" : ", ");
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sprintf(print_tb_buf + strlen(print_tb_buf),
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"======================== the end ====================================\n");
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@ -377,10 +377,10 @@ static int sysv_fill_super(struct super_block *sb, void *data, int silent)
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sbi->s_sb = sb;
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sbi->s_block_base = 0;
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sb->s_fs_info = sbi;
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sb_set_blocksize(sb, BLOCK_SIZE);
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for (i = 0; i < sizeof(flavours)/sizeof(flavours[0]) && !size; i++) {
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for (i = 0; i < ARRAY_SIZE(flavours) && !size; i++) {
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brelse(bh);
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bh = sb_bread(sb, flavours[i].block);
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if (!bh)
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@ -660,8 +660,7 @@ udf_find_anchor(struct super_block *sb)
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* lastblock
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* however, if the disc isn't closed, it could be 512 */
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for (i=0; (!lastblock && i<sizeof(last)/sizeof(int)); i++)
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{
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for (i = 0; !lastblock && i < ARRAY_SIZE(last); i++) {
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if (last[i] < 0 || !(bh = sb_bread(sb, last[i])))
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{
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ident = location = 0;
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@ -672,7 +671,7 @@ udf_find_anchor(struct super_block *sb)
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location = le32_to_cpu(((tag *)bh->b_data)->tagLocation);
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udf_release_data(bh);
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}
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if (ident == TAG_IDENT_AVDP)
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{
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if (location == last[i] - UDF_SB_SESSION(sb))
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@ -753,8 +752,7 @@ udf_find_anchor(struct super_block *sb)
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}
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}
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for (i=0; i<sizeof(UDF_SB_ANCHOR(sb))/sizeof(int); i++)
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{
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for (i = 0; i < ARRAY_SIZE(UDF_SB_ANCHOR(sb)); i++) {
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if (UDF_SB_ANCHOR(sb)[i])
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{
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if (!(bh = udf_read_tagged(sb,
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@ -1313,8 +1311,7 @@ udf_load_partition(struct super_block *sb, kernel_lb_addr *fileset)
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if (!sb)
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return 1;
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for (i=0; i<sizeof(UDF_SB_ANCHOR(sb))/sizeof(int); i++)
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{
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for (i = 0; i < ARRAY_SIZE(UDF_SB_ANCHOR(sb)); i++) {
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if (UDF_SB_ANCHOR(sb)[i] && (bh = udf_read_tagged(sb,
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UDF_SB_ANCHOR(sb)[i], UDF_SB_ANCHOR(sb)[i], &ident)))
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{
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@ -1325,7 +1322,7 @@ udf_load_partition(struct super_block *sb, kernel_lb_addr *fileset)
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main_e = le32_to_cpu( anchor->mainVolDescSeqExt.extLength );
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main_e = main_e >> sb->s_blocksize_bits;
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main_e += main_s;
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/* Locate the reserve sequence */
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reserve_s = le32_to_cpu(anchor->reserveVolDescSeqExt.extLocation);
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reserve_e = le32_to_cpu(anchor->reserveVolDescSeqExt.extLength);
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@ -1344,12 +1341,10 @@ udf_load_partition(struct super_block *sb, kernel_lb_addr *fileset)
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}
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}
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if (i == sizeof(UDF_SB_ANCHOR(sb))/sizeof(int))
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{
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if (i == ARRAY_SIZE(UDF_SB_ANCHOR(sb))) {
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udf_debug("No Anchor block found\n");
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return 1;
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}
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else
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} else
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udf_debug("Using anchor in block %d\n", UDF_SB_ANCHOR(sb)[i]);
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for (i=0; i<UDF_SB_NUMPARTS(sb); i++)
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@ -56,7 +56,7 @@ xfs_read_xfsstats(
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};
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/* Loop over all stats groups */
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for (i=j=len = 0; i < sizeof(xstats)/sizeof(struct xstats_entry); i++) {
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for (i=j=len = 0; i < ARRAY_SIZE(xstats); i++) {
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len += sprintf(buffer + len, xstats[i].desc);
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/* inner loop does each group */
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while (j < xstats[i].endpoint) {
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@ -1335,7 +1335,7 @@ xfs_inactive_symlink_rmt(
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*/
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done = 0;
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XFS_BMAP_INIT(&free_list, &first_block);
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nmaps = sizeof(mval) / sizeof(mval[0]);
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nmaps = ARRAY_SIZE(mval);
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if ((error = xfs_bmapi(tp, ip, 0, XFS_B_TO_FSB(mp, size),
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XFS_BMAPI_METADATA, &first_block, 0, mval, &nmaps,
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&free_list)))
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