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authorTristan Ye <tristan.ye@oracle.com>2011-05-24 03:22:59 -0400
committerTristan Ye <tristan.ye@oracle.com>2011-05-25 00:17:18 -0400
commit8aa1fa360d0e2b31891f180d8b8e0f8d38f9243c (patch)
tree26d543b8b88a32db75a286895a12c69c2280b081 /fs/ocfs2
parent4a7df24ddc7097cd789a7527187826552ea0765e (diff)
Ocfs2: Using inline funcs to set/clear *FILLED* flags in info handler.
It just removes some macros for the sake of typechecking gains. Signed-off-by: Tristan Ye <tristan.ye@oracle.com>
Diffstat (limited to 'fs/ocfs2')
-rw-r--r--fs/ocfs2/ioctl.c47
1 files changed, 19 insertions, 28 deletions
diff --git a/fs/ocfs2/ioctl.c b/fs/ocfs2/ioctl.c
index 8f13c5989eae..373c1d153a99 100644
--- a/fs/ocfs2/ioctl.c
+++ b/fs/ocfs2/ioctl.c
@@ -35,32 +35,23 @@
35 * be -EFAULT. The error will be returned from the ioctl(2) call. It's 35 * be -EFAULT. The error will be returned from the ioctl(2) call. It's
36 * just a best-effort to tell userspace that this request caused the error. 36 * just a best-effort to tell userspace that this request caused the error.
37 */ 37 */
38static inline void __o2info_set_request_error(struct ocfs2_info_request *kreq, 38static inline void o2info_set_request_error(struct ocfs2_info_request *kreq,
39 struct ocfs2_info_request __user *req) 39 struct ocfs2_info_request __user *req)
40{ 40{
41 kreq->ir_flags |= OCFS2_INFO_FL_ERROR; 41 kreq->ir_flags |= OCFS2_INFO_FL_ERROR;
42 (void)put_user(kreq->ir_flags, (__u32 __user *)&(req->ir_flags)); 42 (void)put_user(kreq->ir_flags, (__u32 __user *)&(req->ir_flags));
43} 43}
44 44
45#define o2info_set_request_error(a, b) \ 45static inline void o2info_set_request_filled(struct ocfs2_info_request *req)
46 __o2info_set_request_error((struct ocfs2_info_request *)&(a), b)
47
48static inline void __o2info_set_request_filled(struct ocfs2_info_request *req)
49{ 46{
50 req->ir_flags |= OCFS2_INFO_FL_FILLED; 47 req->ir_flags |= OCFS2_INFO_FL_FILLED;
51} 48}
52 49
53#define o2info_set_request_filled(a) \ 50static inline void o2info_clear_request_filled(struct ocfs2_info_request *req)
54 __o2info_set_request_filled((struct ocfs2_info_request *)&(a))
55
56static inline void __o2info_clear_request_filled(struct ocfs2_info_request *req)
57{ 51{
58 req->ir_flags &= ~OCFS2_INFO_FL_FILLED; 52 req->ir_flags &= ~OCFS2_INFO_FL_FILLED;
59} 53}
60 54
61#define o2info_clear_request_filled(a) \
62 __o2info_clear_request_filled((struct ocfs2_info_request *)&(a))
63
64static int ocfs2_get_inode_attr(struct inode *inode, unsigned *flags) 55static int ocfs2_get_inode_attr(struct inode *inode, unsigned *flags)
65{ 56{
66 int status; 57 int status;
@@ -153,7 +144,7 @@ int ocfs2_info_handle_blocksize(struct inode *inode,
153 144
154 oib.ib_blocksize = inode->i_sb->s_blocksize; 145 oib.ib_blocksize = inode->i_sb->s_blocksize;
155 146
156 o2info_set_request_filled(oib); 147 o2info_set_request_filled(&oib.ib_req);
157 148
158 if (o2info_to_user(oib, req)) 149 if (o2info_to_user(oib, req))
159 goto bail; 150 goto bail;
@@ -161,7 +152,7 @@ int ocfs2_info_handle_blocksize(struct inode *inode,
161 status = 0; 152 status = 0;
162bail: 153bail:
163 if (status) 154 if (status)
164 o2info_set_request_error(oib, req); 155 o2info_set_request_error(&oib.ib_req, req);
165 156
166 return status; 157 return status;
167} 158}
@@ -178,7 +169,7 @@ int ocfs2_info_handle_clustersize(struct inode *inode,
178 169
179 oic.ic_clustersize = osb->s_clustersize; 170 oic.ic_clustersize = osb->s_clustersize;
180 171
181 o2info_set_request_filled(oic); 172 o2info_set_request_filled(&oic.ic_req);
182 173
183 if (o2info_to_user(oic, req)) 174 if (o2info_to_user(oic, req))
184 goto bail; 175 goto bail;
@@ -186,7 +177,7 @@ int ocfs2_info_handle_clustersize(struct inode *inode,
186 status = 0; 177 status = 0;
187bail: 178bail:
188 if (status) 179 if (status)
189 o2info_set_request_error(oic, req); 180 o2info_set_request_error(&oic.ic_req, req);
190 181
191 return status; 182 return status;
192} 183}
@@ -203,7 +194,7 @@ int ocfs2_info_handle_maxslots(struct inode *inode,
203 194
204 oim.im_max_slots = osb->max_slots; 195 oim.im_max_slots = osb->max_slots;
205 196
206 o2info_set_request_filled(oim); 197 o2info_set_request_filled(&oim.im_req);
207 198
208 if (o2info_to_user(oim, req)) 199 if (o2info_to_user(oim, req))
209 goto bail; 200 goto bail;
@@ -211,7 +202,7 @@ int ocfs2_info_handle_maxslots(struct inode *inode,
211 status = 0; 202 status = 0;
212bail: 203bail:
213 if (status) 204 if (status)
214 o2info_set_request_error(oim, req); 205 o2info_set_request_error(&oim.im_req, req);
215 206
216 return status; 207 return status;
217} 208}
@@ -228,7 +219,7 @@ int ocfs2_info_handle_label(struct inode *inode,
228 219
229 memcpy(oil.il_label, osb->vol_label, OCFS2_MAX_VOL_LABEL_LEN); 220 memcpy(oil.il_label, osb->vol_label, OCFS2_MAX_VOL_LABEL_LEN);
230 221
231 o2info_set_request_filled(oil); 222 o2info_set_request_filled(&oil.il_req);
232 223
233 if (o2info_to_user(oil, req)) 224 if (o2info_to_user(oil, req))
234 goto bail; 225 goto bail;
@@ -236,7 +227,7 @@ int ocfs2_info_handle_label(struct inode *inode,
236 status = 0; 227 status = 0;
237bail: 228bail:
238 if (status) 229 if (status)
239 o2info_set_request_error(oil, req); 230 o2info_set_request_error(&oil.il_req, req);
240 231
241 return status; 232 return status;
242} 233}
@@ -253,7 +244,7 @@ int ocfs2_info_handle_uuid(struct inode *inode,
253 244
254 memcpy(oiu.iu_uuid_str, osb->uuid_str, OCFS2_TEXT_UUID_LEN + 1); 245 memcpy(oiu.iu_uuid_str, osb->uuid_str, OCFS2_TEXT_UUID_LEN + 1);
255 246
256 o2info_set_request_filled(oiu); 247 o2info_set_request_filled(&oiu.iu_req);
257 248
258 if (o2info_to_user(oiu, req)) 249 if (o2info_to_user(oiu, req))
259 goto bail; 250 goto bail;
@@ -261,7 +252,7 @@ int ocfs2_info_handle_uuid(struct inode *inode,
261 status = 0; 252 status = 0;
262bail: 253bail:
263 if (status) 254 if (status)
264 o2info_set_request_error(oiu, req); 255 o2info_set_request_error(&oiu.iu_req, req);
265 256
266 return status; 257 return status;
267} 258}
@@ -280,7 +271,7 @@ int ocfs2_info_handle_fs_features(struct inode *inode,
280 oif.if_incompat_features = osb->s_feature_incompat; 271 oif.if_incompat_features = osb->s_feature_incompat;
281 oif.if_ro_compat_features = osb->s_feature_ro_compat; 272 oif.if_ro_compat_features = osb->s_feature_ro_compat;
282 273
283 o2info_set_request_filled(oif); 274 o2info_set_request_filled(&oif.if_req);
284 275
285 if (o2info_to_user(oif, req)) 276 if (o2info_to_user(oif, req))
286 goto bail; 277 goto bail;
@@ -288,7 +279,7 @@ int ocfs2_info_handle_fs_features(struct inode *inode,
288 status = 0; 279 status = 0;
289bail: 280bail:
290 if (status) 281 if (status)
291 o2info_set_request_error(oif, req); 282 o2info_set_request_error(&oif.if_req, req);
292 283
293 return status; 284 return status;
294} 285}
@@ -305,7 +296,7 @@ int ocfs2_info_handle_journal_size(struct inode *inode,
305 296
306 oij.ij_journal_size = osb->journal->j_inode->i_size; 297 oij.ij_journal_size = osb->journal->j_inode->i_size;
307 298
308 o2info_set_request_filled(oij); 299 o2info_set_request_filled(&oij.ij_req);
309 300
310 if (o2info_to_user(oij, req)) 301 if (o2info_to_user(oij, req))
311 goto bail; 302 goto bail;
@@ -313,7 +304,7 @@ int ocfs2_info_handle_journal_size(struct inode *inode,
313 status = 0; 304 status = 0;
314bail: 305bail:
315 if (status) 306 if (status)
316 o2info_set_request_error(oij, req); 307 o2info_set_request_error(&oij.ij_req, req);
317 308
318 return status; 309 return status;
319} 310}
@@ -327,7 +318,7 @@ int ocfs2_info_handle_unknown(struct inode *inode,
327 if (o2info_from_user(oir, req)) 318 if (o2info_from_user(oir, req))
328 goto bail; 319 goto bail;
329 320
330 o2info_clear_request_filled(oir); 321 o2info_clear_request_filled(&oir);
331 322
332 if (o2info_to_user(oir, req)) 323 if (o2info_to_user(oir, req))
333 goto bail; 324 goto bail;
@@ -335,7 +326,7 @@ int ocfs2_info_handle_unknown(struct inode *inode,
335 status = 0; 326 status = 0;
336bail: 327bail:
337 if (status) 328 if (status)
338 o2info_set_request_error(oir, req); 329 o2info_set_request_error(&oir, req);
339 330
340 return status; 331 return status;
341} 332}