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Diffstat (limited to 'fs/gfs2/ops_inode.c')
-rw-r--r--fs/gfs2/ops_inode.c56
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);
247out_gunlock: 251out_gunlock:
248 gfs2_glock_dq_m(2, ghs); 252 gfs2_glock_dq(ghs + 1);
249out: 253out_child:
254 gfs2_glock_dq(ghs);
255out_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
317out_end_trans: 323out_end_trans:
318 gfs2_trans_end(sdp); 324 gfs2_trans_end(sdp);
325out_gunlock:
319 gfs2_glock_dq(ghs + 2); 326 gfs2_glock_dq(ghs + 2);
320out_rgrp: 327out_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
525out_gunlock: 539out_gunlock:
526 gfs2_glock_dq_m(3, ghs); 540 gfs2_glock_dq(ghs + 2);
527out: 541out_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);
544out_child:
545 gfs2_holder_uninit(ghs + 1);
546 gfs2_glock_dq(ghs);
547out_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);
806out_gunlock: 826out_gunlock:
807 gfs2_glock_dq_m(num_gh, ghs); 827 while (x--) {
808out_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 }
811out_gunlock_r: 831out_gunlock_r:
812 if (dir_rename) 832 if (dir_rename)
813 gfs2_glock_dq_uninit(&r_gh); 833 gfs2_glock_dq_uninit(&r_gh);