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nfs: only show Posix ACLs in listxattr if actually present

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The big ACL switched nfs to use generic_listxattr, which calls all existing
->list handlers.  Add a custom .listxattr implementation that only lists
the ACLs if they actually are present on the given inode.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reported-by: Philippe Troin <phil@fifi.org>
Tested-by: Philippe Troin <phil@fifi.org>
Fixes: 013cdf1088 (nfs: use generic posix ACL infrastructure ...)
Cc: stable@vger.kernel.org # 3.14+
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Christoph Hellwig
2014-06-18 11:07:03 +02:00
committed by Trond Myklebust
parent 66b0686049
commit 74adf83f5d
2 changed files with 45 additions and 2 deletions
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4
fs/nfs/nfs3proc.c
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@@ -885,7 +885,7 @@ static const struct inode_operations nfs3_dir_inode_operations = {
.getattr = nfs_getattr,
.setattr = nfs_setattr,
#ifdef CONFIG_NFS_V3_ACL
.listxattr = generic_listxattr,
.listxattr = nfs3_listxattr,
.getxattr = generic_getxattr,
.setxattr = generic_setxattr,
.removexattr = generic_removexattr,
@@ -899,7 +899,7 @@ static const struct inode_operations nfs3_file_inode_operations = {
.getattr = nfs_getattr,
.setattr = nfs_setattr,
#ifdef CONFIG_NFS_V3_ACL
.listxattr = generic_listxattr,
.listxattr = nfs3_listxattr,
.getxattr = generic_getxattr,
.setxattr = generic_setxattr,
.removexattr = generic_removexattr,