diff options
Diffstat (limited to 'fs/gfs2/ops_inode.c')
-rw-r--r-- | fs/gfs2/ops_inode.c | 56 |
1 files changed, 38 insertions, 18 deletions
diff --git a/fs/gfs2/ops_inode.c b/fs/gfs2/ops_inode.c index e2c62f73a778..35f6f032a026 100644 --- a/fs/gfs2/ops_inode.c +++ b/fs/gfs2/ops_inode.c | |||
@@ -159,9 +159,13 @@ static int gfs2_link(struct dentry *old_dentry, struct inode *dir, | |||
159 | gfs2_holder_init(dip->i_gl, LM_ST_EXCLUSIVE, 0, ghs); | 159 | gfs2_holder_init(dip->i_gl, LM_ST_EXCLUSIVE, 0, ghs); |
160 | gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, ghs + 1); | 160 | gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, ghs + 1); |
161 | 161 | ||
162 | error = gfs2_glock_nq_m(2, ghs); | 162 | error = gfs2_glock_nq(ghs); /* parent */ |
163 | if (error) | 163 | if (error) |
164 | goto out; | 164 | goto out_parent; |
165 | |||
166 | error = gfs2_glock_nq(ghs + 1); /* child */ | ||
167 | if (error) | ||
168 | goto out_child; | ||
165 | 169 | ||
166 | error = gfs2_permission(dir, MAY_WRITE | MAY_EXEC); | 170 | error = gfs2_permission(dir, MAY_WRITE | MAY_EXEC); |
167 | if (error) | 171 | if (error) |
@@ -245,8 +249,10 @@ out_alloc: | |||
245 | if (alloc_required) | 249 | if (alloc_required) |
246 | gfs2_alloc_put(dip); | 250 | gfs2_alloc_put(dip); |
247 | out_gunlock: | 251 | out_gunlock: |
248 | gfs2_glock_dq_m(2, ghs); | 252 | gfs2_glock_dq(ghs + 1); |
249 | out: | 253 | out_child: |
254 | gfs2_glock_dq(ghs); | ||
255 | out_parent: | ||
250 | gfs2_holder_uninit(ghs); | 256 | gfs2_holder_uninit(ghs); |
251 | gfs2_holder_uninit(ghs + 1); | 257 | gfs2_holder_uninit(ghs + 1); |
252 | if (!error) { | 258 | if (!error) { |
@@ -302,7 +308,7 @@ static int gfs2_unlink(struct inode *dir, struct dentry *dentry) | |||
302 | 308 | ||
303 | error = gfs2_unlink_ok(dip, &dentry->d_name, ip); | 309 | error = gfs2_unlink_ok(dip, &dentry->d_name, ip); |
304 | if (error) | 310 | if (error) |
305 | goto out_rgrp; | 311 | goto out_gunlock; |
306 | 312 | ||
307 | error = gfs2_trans_begin(sdp, 2*RES_DINODE + RES_LEAF + RES_RG_BIT, 0); | 313 | error = gfs2_trans_begin(sdp, 2*RES_DINODE + RES_LEAF + RES_RG_BIT, 0); |
308 | if (error) | 314 | if (error) |
@@ -316,6 +322,7 @@ static int gfs2_unlink(struct inode *dir, struct dentry *dentry) | |||
316 | 322 | ||
317 | out_end_trans: | 323 | out_end_trans: |
318 | gfs2_trans_end(sdp); | 324 | gfs2_trans_end(sdp); |
325 | out_gunlock: | ||
319 | gfs2_glock_dq(ghs + 2); | 326 | gfs2_glock_dq(ghs + 2); |
320 | out_rgrp: | 327 | out_rgrp: |
321 | gfs2_holder_uninit(ghs + 2); | 328 | gfs2_holder_uninit(ghs + 2); |
@@ -485,7 +492,6 @@ static int gfs2_rmdir(struct inode *dir, struct dentry *dentry) | |||
485 | struct gfs2_holder ri_gh; | 492 | struct gfs2_holder ri_gh; |
486 | int error; | 493 | int error; |
487 | 494 | ||
488 | |||
489 | error = gfs2_rindex_hold(sdp, &ri_gh); | 495 | error = gfs2_rindex_hold(sdp, &ri_gh); |
490 | if (error) | 496 | if (error) |
491 | return error; | 497 | return error; |
@@ -495,9 +501,17 @@ static int gfs2_rmdir(struct inode *dir, struct dentry *dentry) | |||
495 | rgd = gfs2_blk2rgrpd(sdp, ip->i_no_addr); | 501 | rgd = gfs2_blk2rgrpd(sdp, ip->i_no_addr); |
496 | gfs2_holder_init(rgd->rd_gl, LM_ST_EXCLUSIVE, 0, ghs + 2); | 502 | gfs2_holder_init(rgd->rd_gl, LM_ST_EXCLUSIVE, 0, ghs + 2); |
497 | 503 | ||
498 | error = gfs2_glock_nq_m(3, ghs); | 504 | error = gfs2_glock_nq(ghs); /* parent */ |
499 | if (error) | 505 | if (error) |
500 | goto out; | 506 | goto out_parent; |
507 | |||
508 | error = gfs2_glock_nq(ghs + 1); /* child */ | ||
509 | if (error) | ||
510 | goto out_child; | ||
511 | |||
512 | error = gfs2_glock_nq(ghs + 2); /* rgrp */ | ||
513 | if (error) | ||
514 | goto out_rgrp; | ||
501 | 515 | ||
502 | error = gfs2_unlink_ok(dip, &dentry->d_name, ip); | 516 | error = gfs2_unlink_ok(dip, &dentry->d_name, ip); |
503 | if (error) | 517 | if (error) |
@@ -523,11 +537,15 @@ static int gfs2_rmdir(struct inode *dir, struct dentry *dentry) | |||
523 | gfs2_trans_end(sdp); | 537 | gfs2_trans_end(sdp); |
524 | 538 | ||
525 | out_gunlock: | 539 | out_gunlock: |
526 | gfs2_glock_dq_m(3, ghs); | 540 | gfs2_glock_dq(ghs + 2); |
527 | out: | 541 | out_rgrp: |
528 | gfs2_holder_uninit(ghs); | ||
529 | gfs2_holder_uninit(ghs + 1); | ||
530 | gfs2_holder_uninit(ghs + 2); | 542 | gfs2_holder_uninit(ghs + 2); |
543 | gfs2_glock_dq(ghs + 1); | ||
544 | out_child: | ||
545 | gfs2_holder_uninit(ghs + 1); | ||
546 | gfs2_glock_dq(ghs); | ||
547 | out_parent: | ||
548 | gfs2_holder_uninit(ghs); | ||
531 | gfs2_glock_dq_uninit(&ri_gh); | 549 | gfs2_glock_dq_uninit(&ri_gh); |
532 | return error; | 550 | return error; |
533 | } | 551 | } |
@@ -639,9 +657,11 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry, | |||
639 | gfs2_holder_init(nrgd->rd_gl, LM_ST_EXCLUSIVE, 0, ghs + num_gh++); | 657 | gfs2_holder_init(nrgd->rd_gl, LM_ST_EXCLUSIVE, 0, ghs + num_gh++); |
640 | } | 658 | } |
641 | 659 | ||
642 | error = gfs2_glock_nq_m(num_gh, ghs); | 660 | for (x = 0; x < num_gh; x++) { |
643 | if (error) | 661 | error = gfs2_glock_nq(ghs + x); |
644 | goto out_uninit; | 662 | if (error) |
663 | goto out_gunlock; | ||
664 | } | ||
645 | 665 | ||
646 | /* Check out the old directory */ | 666 | /* Check out the old directory */ |
647 | 667 | ||
@@ -804,10 +824,10 @@ out_alloc: | |||
804 | if (alloc_required) | 824 | if (alloc_required) |
805 | gfs2_alloc_put(ndip); | 825 | gfs2_alloc_put(ndip); |
806 | out_gunlock: | 826 | out_gunlock: |
807 | gfs2_glock_dq_m(num_gh, ghs); | 827 | while (x--) { |
808 | out_uninit: | 828 | gfs2_glock_dq(ghs + x); |
809 | for (x = 0; x < num_gh; x++) | ||
810 | gfs2_holder_uninit(ghs + x); | 829 | gfs2_holder_uninit(ghs + x); |
830 | } | ||
811 | out_gunlock_r: | 831 | out_gunlock_r: |
812 | if (dir_rename) | 832 | if (dir_rename) |
813 | gfs2_glock_dq_uninit(&r_gh); | 833 | gfs2_glock_dq_uninit(&r_gh); |