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authorJ.Bruce Fields <bfields@fieldses.org>2006-10-04 05:16:17 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-04 10:55:22 -0400
commitb009a873de05c6e0d7613df3584b6dcb2e4280ee (patch)
treea79bc4a82ca4bf8f3564fd024ffd0eedcdddab34 /fs/nfsd/export.c
parent21c0d8fdd95024ffa708a938099148b8f1078d46 (diff)
[PATCH] knfsd: nfsd: store export path in export
Store the export path in the svc_export structure instead of storing only the dentry. This will prevent the need for additional d_path calls to provide NFSv4 fs_locations support. Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu> Signed-off-by: Neil Brown <neilb@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/nfsd/export.c')
-rw-r--r--fs/nfsd/export.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/nfsd/export.c b/fs/nfsd/export.c
index 597b3cbf8b0b..d3178de589e4 100644
--- a/fs/nfsd/export.c
+++ b/fs/nfsd/export.c
@@ -325,6 +325,7 @@ static void svc_export_put(struct kref *ref)
325 dput(exp->ex_dentry); 325 dput(exp->ex_dentry);
326 mntput(exp->ex_mnt); 326 mntput(exp->ex_mnt);
327 auth_domain_put(exp->ex_client); 327 auth_domain_put(exp->ex_client);
328 kfree(exp->ex_path);
328 kfree(exp); 329 kfree(exp);
329} 330}
330 331
@@ -398,6 +399,7 @@ static int svc_export_parse(struct cache_detail *cd, char *mesg, int mlen)
398 int an_int; 399 int an_int;
399 400
400 nd.dentry = NULL; 401 nd.dentry = NULL;
402 exp.ex_path = NULL;
401 403
402 if (mesg[mlen-1] != '\n') 404 if (mesg[mlen-1] != '\n')
403 return -EINVAL; 405 return -EINVAL;
@@ -428,6 +430,10 @@ static int svc_export_parse(struct cache_detail *cd, char *mesg, int mlen)
428 exp.ex_client = dom; 430 exp.ex_client = dom;
429 exp.ex_mnt = nd.mnt; 431 exp.ex_mnt = nd.mnt;
430 exp.ex_dentry = nd.dentry; 432 exp.ex_dentry = nd.dentry;
433 exp.ex_path = kstrdup(buf, GFP_KERNEL);
434 err = -ENOMEM;
435 if (!exp.ex_path)
436 goto out;
431 437
432 /* expiry */ 438 /* expiry */
433 err = -EINVAL; 439 err = -EINVAL;
@@ -473,6 +479,7 @@ static int svc_export_parse(struct cache_detail *cd, char *mesg, int mlen)
473 else 479 else
474 exp_put(expp); 480 exp_put(expp);
475 out: 481 out:
482 kfree(exp.ex_path);
476 if (nd.dentry) 483 if (nd.dentry)
477 path_release(&nd); 484 path_release(&nd);
478 out_no_path: 485 out_no_path:
@@ -524,6 +531,7 @@ static void svc_export_init(struct cache_head *cnew, struct cache_head *citem)
524 new->ex_client = item->ex_client; 531 new->ex_client = item->ex_client;
525 new->ex_dentry = dget(item->ex_dentry); 532 new->ex_dentry = dget(item->ex_dentry);
526 new->ex_mnt = mntget(item->ex_mnt); 533 new->ex_mnt = mntget(item->ex_mnt);
534 new->ex_path = NULL;
527} 535}
528 536
529static void export_update(struct cache_head *cnew, struct cache_head *citem) 537static void export_update(struct cache_head *cnew, struct cache_head *citem)
@@ -535,6 +543,8 @@ static void export_update(struct cache_head *cnew, struct cache_head *citem)
535 new->ex_anon_uid = item->ex_anon_uid; 543 new->ex_anon_uid = item->ex_anon_uid;
536 new->ex_anon_gid = item->ex_anon_gid; 544 new->ex_anon_gid = item->ex_anon_gid;
537 new->ex_fsid = item->ex_fsid; 545 new->ex_fsid = item->ex_fsid;
546 new->ex_path = item->ex_path;
547 item->ex_path = NULL;
538} 548}
539 549
540static struct cache_head *svc_export_alloc(void) 550static struct cache_head *svc_export_alloc(void)