fs/coda/upcall.c

47 	union inputArgs *inp;
49 	inp = kvzalloc(size, GFP_KERNEL);
50         if (!inp)
53         inp->ih.opcode = opcode;
54 	inp->ih.pid = task_pid_nr_ns(current, &init_pid_ns);
55 	inp->ih.pgid = task_pgrp_nr_ns(current, &init_pid_ns);
56 	inp->ih.uid = from_kuid(&init_user_ns, current_fsuid());
58 	return (void*)inp;
63 	inp = (union inputArgs *)alloc_upcall(op, insize); \
64         if (IS_ERR(inp)) { return PTR_ERR(inp); }\
65         outp = (union outputArgs *)(inp); \
77         union inputArgs *inp;
84 	error = coda_upcall(coda_vcp(sb), insize, &outsize, inp);
88 	kvfree(inp);
95         union inputArgs *inp;
101         inp->coda_getattr.VFid = *fid;
103 	error = coda_upcall(coda_vcp(sb), insize, &outsize, inp);
107 	kvfree(inp);
114         union inputArgs *inp;
121         inp->coda_setattr.VFid = *fid;
122 	inp->coda_setattr.attr = *vattr;
124 	error = coda_upcall(coda_vcp(sb), insize, &outsize, inp);
126 	kvfree(inp);
134         union inputArgs *inp;
143         inp->coda_lookup.VFid = *fid;
144 	inp->coda_lookup.name = offset;
145 	inp->coda_lookup.flags = CLU_CASE_SENSITIVE;
147         memcpy((char *)(inp) + offset, name, length);
148         *((char *)inp + offset + length) = '\0';
150 	error = coda_upcall(coda_vcp(sb), insize, &outsize, inp);
156 	kvfree(inp);
163 	union inputArgs *inp;
170 	inp->ih.uid = from_kuid(&init_user_ns, uid);
171         inp->coda_close.VFid = *fid;
172         inp->coda_close.flags = flags;
174 	error = coda_upcall(coda_vcp(sb), insize, &outsize, inp);
176 	kvfree(inp);
183         union inputArgs *inp;
190 	inp->coda_open_by_fd.VFid = *fid;
191 	inp->coda_open_by_fd.flags = flags;
193 	error = coda_upcall(coda_vcp(sb), insize, &outsize, inp);
197 	kvfree(inp);
205         union inputArgs *inp;
214         inp->coda_mkdir.VFid = *dirfid;
215         inp->coda_mkdir.attr = *attrs;
216 	inp->coda_mkdir.name = offset;
218         memcpy((char *)(inp) + offset, name, length);
219         *((char *)inp + offset + length) = '\0';
221 	error = coda_upcall(coda_vcp(sb), insize, &outsize, inp);
227 	kvfree(inp);
237 	union inputArgs *inp;
247         inp->coda_rename.sourceFid = *old_fid;
248         inp->coda_rename.destFid =  *new_fid;
249         inp->coda_rename.srcname = offset;
253         memcpy((char *)(inp) + offset, old_name, old_length);
254         *((char *)inp + offset + old_length) = '\0';
258         inp->coda_rename.destname = offset;
260         memcpy((char *)(inp) + offset, new_name, new_length);
261         *((char *)inp + offset + new_length) = '\0';
263 	error = coda_upcall(coda_vcp(sb), insize, &outsize, inp);
265 	kvfree(inp);
273         union inputArgs *inp;
282         inp->coda_create.VFid = *dirfid;
283         inp->coda_create.attr.va_mode = mode;
284 	inp->coda_create.excl = excl;
285         inp->coda_create.mode = mode;
286         inp->coda_create.name = offset;
289         memcpy((char *)(inp) + offset, name, length);
290         *((char *)inp + offset + length) = '\0';
292 	error = coda_upcall(coda_vcp(sb), insize, &outsize, inp);
298 	kvfree(inp);
305         union inputArgs *inp;
314         inp->coda_rmdir.VFid = *dirfid;
315         inp->coda_rmdir.name = offset;
316         memcpy((char *)(inp) + offset, name, length);
317 	*((char *)inp + offset + length) = '\0';
319 	error = coda_upcall(coda_vcp(sb), insize, &outsize, inp);
321 	kvfree(inp);
328         union inputArgs *inp;
336         inp->coda_remove.VFid = *dirfid;
337         inp->coda_remove.name = offset;
338         memcpy((char *)(inp) + offset, name, length);
339 	*((char *)inp + offset + length) = '\0';
341 	error = coda_upcall(coda_vcp(sb), insize, &outsize, inp);
343 	kvfree(inp);
350         union inputArgs *inp;
360         inp->coda_readlink.VFid = *fid;
362 	error = coda_upcall(coda_vcp(sb), insize, &outsize, inp);
373 	kvfree(inp);
382         union inputArgs *inp;
391         inp->coda_link.sourceFid = *fid;
392         inp->coda_link.destFid = *dirfid;
393         inp->coda_link.tname = offset;
396         memcpy((char *)(inp) + offset, name, len);
397         *((char *)inp + offset + len) = '\0';
399 	error = coda_upcall(coda_vcp(sb), insize, &outsize, inp);
401 	kvfree(inp);
409         union inputArgs *inp;
418         /*        inp->coda_symlink.attr = *tva; XXXXXX */
419         inp->coda_symlink.VFid = *fid;
422         inp->coda_symlink.srcname = offset;
424         memcpy((char *)(inp) + offset, symname, symlen);
425         *((char *)inp + offset + symlen) = '\0';
429         inp->coda_symlink.tname = offset;
431         memcpy((char *)(inp) + offset, name, len);
432         *((char *)inp + offset + len) = '\0';
434 	error = coda_upcall(coda_vcp(sb), insize, &outsize, inp);
436 	kvfree(inp);
442         union inputArgs *inp;
449 	inp->coda_fsync.VFid = *fid;
450 	error = coda_upcall(coda_vcp(sb), insize, &outsize, inp);
452 	kvfree(inp);
458         union inputArgs *inp;
465         inp->coda_access.VFid = *fid;
466         inp->coda_access.flags = mask;
468 	error = coda_upcall(coda_vcp(sb), insize, &outsize, inp);
470 	kvfree(inp);
478         union inputArgs *inp;
497         inp->coda_ioctl.VFid = *fid;
502         inp->coda_ioctl.cmd = (cmd & ~(PIOCPARM_MASK << 16));
504         inp->coda_ioctl.cmd |= (iocsize & PIOCPARM_MASK) <<	16;
507         inp->coda_ioctl.len = data->vi.in_size;
508         inp->coda_ioctl.data = (char *)(INSIZE(ioctl));
511 	if (copy_from_user((char *)inp + (long)inp->coda_ioctl.data,
518 			    &outsize, inp);
546 	kvfree(inp);
552         union inputArgs *inp;
559 	error = coda_upcall(coda_vcp(dentry->d_sb), insize, &outsize, inp);
568 	kvfree(inp);
576 	union inputArgs *inp;
589 	inp->coda_access_intent.VFid = *fid;
590 	inp->coda_access_intent.count = count;
591 	inp->coda_access_intent.pos = ppos;
592 	inp->coda_access_intent.type = type;
595 			    finalizer ? NULL : &outsize, inp);
603 		kvfree(inp);