200 nfsd_lookup_dentry(struct svc_rqst *rqstp, struct svc_fh *fhp,  in nfsd_lookup_dentry()  argument
209 	dprintk("nfsd: nfsd_lookup(fh %s, %.*s)\n", SVCFH_fmt(fhp), len,name);  in nfsd_lookup_dentry()
211 	dparent = fhp->fh_dentry;  in nfsd_lookup_dentry()
212 	exp = exp_get(fhp->fh_export);  in nfsd_lookup_dentry()
234 		fh_lock_nested(fhp, I_MUTEX_PARENT);  in nfsd_lookup_dentry()
248 			fh_unlock(fhp);  in nfsd_lookup_dentry()
277 nfsd_lookup(struct svc_rqst *rqstp, struct svc_fh *fhp, const char *name,  in nfsd_lookup()  argument
284 	err = fh_verify(rqstp, fhp, S_IFDIR, NFSD_MAY_EXEC);  in nfsd_lookup()
287 	err = nfsd_lookup_dentry(rqstp, fhp, name, len, &exp, &dentry);  in nfsd_lookup()
297 	err = fh_compose(resfh, exp, dentry, fhp);  in nfsd_lookup()
310 commit_metadata(struct svc_fh *fhp)  in commit_metadata()  argument
312 	struct inode *inode = d_inode(fhp->fh_dentry);  in commit_metadata()
315 	if (!EX_ISSYNC(fhp->fh_export))  in commit_metadata()
353 nfsd_get_write_access(struct svc_rqst *rqstp, struct svc_fh *fhp,  in nfsd_get_write_access()  argument
356 	struct inode *inode = d_inode(fhp->fh_dentry);  in nfsd_get_write_access()
362 		err = nfsd_permission(rqstp, fhp->fh_export, fhp->fh_dentry,  in nfsd_get_write_access()
387 nfsd_setattr(struct svc_rqst *rqstp, struct svc_fh *fhp, struct iattr *iap,  in nfsd_setattr()  argument
418 	get_write_count = !fhp->fh_dentry;  in nfsd_setattr()
421 	err = fh_verify(rqstp, fhp, ftype, accmode);  in nfsd_setattr()
425 		host_err = fh_want_write(fhp);  in nfsd_setattr()
430 	dentry = fhp->fh_dentry;  in nfsd_setattr()
453 		err = nfsd_get_write_access(rqstp, fhp, iap);  in nfsd_setattr()
458 	fh_lock(fhp);  in nfsd_setattr()
490 	fh_unlock(fhp);  in nfsd_setattr()
495 		host_err = commit_metadata(fhp);  in nfsd_setattr()
528 __be32 nfsd4_set_nfs4_label(struct svc_rqst *rqstp, struct svc_fh *fhp,  in nfsd4_set_nfs4_label()  argument
535 	error = fh_verify(rqstp, fhp, 0 /* S_IFREG */, NFSD_MAY_SATTR);  in nfsd4_set_nfs4_label()
539 	dentry = fhp->fh_dentry;  in nfsd4_set_nfs4_label()
547 __be32 nfsd4_set_nfs4_label(struct svc_rqst *rqstp, struct svc_fh *fhp,  in nfsd4_set_nfs4_label()  argument
577 __be32 nfsd4_vfs_fallocate(struct svc_rqst *rqstp, struct svc_fh *fhp,  in nfsd4_vfs_fallocate()  argument
588 		error = commit_metadata(fhp);  in nfsd4_vfs_fallocate()
638 nfsd_access(struct svc_rqst *rqstp, struct svc_fh *fhp, u32 *access, u32 *supported)  in nfsd_access()  argument
646 	error = fh_verify(rqstp, fhp, 0, NFSD_MAY_NOP);  in nfsd_access()
650 	export = fhp->fh_export;  in nfsd_access()
651 	dentry = fhp->fh_dentry;  in nfsd_access()
713 nfsd_open(struct svc_rqst *rqstp, struct svc_fh *fhp, umode_t type,  in nfsd_open()  argument
738 	err = fh_verify(rqstp, fhp, type, may_flags);  in nfsd_open()
742 	path.mnt = fhp->fh_export->ex_path.mnt;  in nfsd_open()
743 	path.dentry = fhp->fh_dentry;  in nfsd_open()
898 static __be32 nfsd_finish_read(struct svc_rqst *rqstp, struct svc_fh *fhp,  in nfsd_finish_read()  argument
906 		trace_nfsd_read_io_done(rqstp, fhp, offset, *count);  in nfsd_finish_read()
909 		trace_nfsd_read_err(rqstp, fhp, offset, host_err);  in nfsd_finish_read()
914 __be32 nfsd_splice_read(struct svc_rqst *rqstp, struct svc_fh *fhp,  in nfsd_splice_read()  argument
925 	trace_nfsd_read_splice(rqstp, fhp, offset, *count);  in nfsd_splice_read()
928 	return nfsd_finish_read(rqstp, fhp, file, offset, count, host_err);  in nfsd_splice_read()
931 __be32 nfsd_readv(struct svc_rqst *rqstp, struct svc_fh *fhp,  in nfsd_readv()  argument
938 	trace_nfsd_read_vector(rqstp, fhp, offset, *count);  in nfsd_readv()
941 	return nfsd_finish_read(rqstp, fhp, file, offset, count, host_err);  in nfsd_readv()
982 nfsd_vfs_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file,  in nfsd_vfs_write()  argument
995 	trace_nfsd_write_opened(rqstp, fhp, offset, *cnt);  in nfsd_vfs_write()
1006 	exp = fhp->fh_export;  in nfsd_vfs_write()
1028 		trace_nfsd_write_io_done(rqstp, fhp, offset, *cnt);  in nfsd_vfs_write()
1031 		trace_nfsd_write_err(rqstp, fhp, offset, host_err);  in nfsd_vfs_write()
1044 __be32 nfsd_read(struct svc_rqst *rqstp, struct svc_fh *fhp,  in nfsd_read()  argument
1051 	trace_nfsd_read_start(rqstp, fhp, offset, *count);  in nfsd_read()
1052 	err = nfsd_open(rqstp, fhp, S_IFREG, NFSD_MAY_READ, &file);  in nfsd_read()
1059 		err = nfsd_splice_read(rqstp, fhp, file, offset, count);  in nfsd_read()
1061 		err = nfsd_readv(rqstp, fhp, file, offset, vec, vlen, count);  in nfsd_read()
1067 	trace_nfsd_read_done(rqstp, fhp, offset, *count);  in nfsd_read()
1078 nfsd_write(struct svc_rqst *rqstp, struct svc_fh *fhp, loff_t offset,  in nfsd_write()  argument
1084 	trace_nfsd_write_start(rqstp, fhp, offset, *cnt);  in nfsd_write()
1086 	err = nfsd_open(rqstp, fhp, S_IFREG, NFSD_MAY_WRITE, &file);  in nfsd_write()
1090 	err = nfsd_vfs_write(rqstp, fhp, file, offset, vec, vlen, cnt, stable);  in nfsd_write()
1093 	trace_nfsd_write_done(rqstp, fhp, offset, *cnt);  in nfsd_write()
1108 nfsd_commit(struct svc_rqst *rqstp, struct svc_fh *fhp,  in nfsd_commit()  argument
1123 	err = nfsd_open(rqstp, fhp, S_IFREG,  in nfsd_commit()
1127 	if (EX_ISSYNC(fhp->fh_export)) {  in nfsd_commit()
1180 nfsd_create_locked(struct svc_rqst *rqstp, struct svc_fh *fhp,  in nfsd_create_locked()  argument
1190 	dentry = fhp->fh_dentry;  in nfsd_create_locked()
1194 	if (!fhp->fh_locked) {  in nfsd_create_locked()
1201 	err = nfsd_permission(rqstp, fhp->fh_export, dentry, NFSD_MAY_CREATE);  in nfsd_create_locked()
1267 	err2 = nfserrno(commit_metadata(fhp));  in nfsd_create_locked()
1291 nfsd_create(struct svc_rqst *rqstp, struct svc_fh *fhp,  in nfsd_create()  argument
1303 	err = fh_verify(rqstp, fhp, S_IFDIR, NFSD_MAY_NOP);  in nfsd_create()
1307 	dentry = fhp->fh_dentry;  in nfsd_create()
1310 	host_err = fh_want_write(fhp);  in nfsd_create()
1314 	fh_lock_nested(fhp, I_MUTEX_PARENT);  in nfsd_create()
1319 	err = fh_compose(resfhp, fhp->fh_export, dchild, fhp);  in nfsd_create()
1327 	return nfsd_create_locked(rqstp, fhp, fname, flen, iap, type,  in nfsd_create()
1337 do_nfsd_create(struct svc_rqst *rqstp, struct svc_fh *fhp,  in do_nfsd_create()  argument
1356 	err = fh_verify(rqstp, fhp, S_IFDIR, NFSD_MAY_EXEC);  in do_nfsd_create()
1360 	dentry = fhp->fh_dentry;  in do_nfsd_create()
1363 	host_err = fh_want_write(fhp);  in do_nfsd_create()
1367 	fh_lock_nested(fhp, I_MUTEX_PARENT);  in do_nfsd_create()
1379 		err = fh_verify(rqstp, fhp, S_IFDIR, NFSD_MAY_CREATE);  in do_nfsd_create()
1384 	err = fh_compose(resfhp, fhp->fh_export, dchild, fhp);  in do_nfsd_create()
1441 		fh_drop_write(fhp);  in do_nfsd_create()
1450 		fh_drop_write(fhp);  in do_nfsd_create()
1477 		err = nfserrno(commit_metadata(fhp));  in do_nfsd_create()
1486 	fh_unlock(fhp);  in do_nfsd_create()
1489 	fh_drop_write(fhp);  in do_nfsd_create()
1504 nfsd_readlink(struct svc_rqst *rqstp, struct svc_fh *fhp, char *buf, int *lenp)  in nfsd_readlink()  argument
1512 	err = fh_verify(rqstp, fhp, S_IFLNK, NFSD_MAY_NOP);  in nfsd_readlink()
1516 	path.mnt = fhp->fh_export->ex_path.mnt;  in nfsd_readlink()
1517 	path.dentry = fhp->fh_dentry;  in nfsd_readlink()
1541 nfsd_symlink(struct svc_rqst *rqstp, struct svc_fh *fhp,  in nfsd_symlink()  argument
1557 	err = fh_verify(rqstp, fhp, S_IFDIR, NFSD_MAY_CREATE);  in nfsd_symlink()
1561 	host_err = fh_want_write(fhp);  in nfsd_symlink()
1565 	fh_lock(fhp);  in nfsd_symlink()
1566 	dentry = fhp->fh_dentry;  in nfsd_symlink()
1575 		err = nfserrno(commit_metadata(fhp));  in nfsd_symlink()
1576 	fh_unlock(fhp);  in nfsd_symlink()
1578 	fh_drop_write(fhp);  in nfsd_symlink()
1580 	cerr = fh_compose(resfhp, fhp->fh_export, dnew, fhp);  in nfsd_symlink()
1765 nfsd_unlink(struct svc_rqst *rqstp, struct svc_fh *fhp, int type,  in nfsd_unlink()  argument
1776 	err = fh_verify(rqstp, fhp, S_IFDIR, NFSD_MAY_REMOVE);  in nfsd_unlink()
1780 	host_err = fh_want_write(fhp);  in nfsd_unlink()
1784 	fh_lock_nested(fhp, I_MUTEX_PARENT);  in nfsd_unlink()
1785 	dentry = fhp->fh_dentry;  in nfsd_unlink()
1807 		host_err = commit_metadata(fhp);  in nfsd_unlink()
1935 nfsd_readdir(struct svc_rqst *rqstp, struct svc_fh *fhp, loff_t *offsetp,   in nfsd_readdir()  argument
1947 	err = nfsd_open(rqstp, fhp, S_IFDIR, may_flags, &file);  in nfsd_readdir()
1972 nfsd_statfs(struct svc_rqst *rqstp, struct svc_fh *fhp, struct kstatfs *stat, int access)  in nfsd_statfs()  argument
1976 	err = fh_verify(rqstp, fhp, 0, NFSD_MAY_NOP | access);  in nfsd_statfs()
1979 			.mnt	= fhp->fh_export->ex_path.mnt,  in nfsd_statfs()
1980 			.dentry	= fhp->fh_dentry,  in nfsd_statfs()