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Btrfs: Make ACLs return EOPNOTSUPP for now

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There was a slight problem with ACL's returning EINVAL when you tried to set an
ACL.  This isn't correct, we should be returning EOPNOTSUPP, so I did a very
ugly thing and just commented everybody out and made them return EOPNOTSUPP.
This is only temporary, I'm going back to implement ACL's, but Chris wants to
push out a release so this will suffice for now.

Also Yan suggested setting reada to -1 in the delete case to enable backwards
readahead, and in the listxattr case I moved path->reada = 2; to after the if
(!path) check so we can avoid a possible null dereference.  Thank you,

Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Josef Bacik
2007-11-19 10:18:17 -05:00
committed by Chris Mason
parent 5cf664263b
commit 1caf9342fc
2 changed files with 20 additions and 2 deletions
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18
fs/btrfs/acl.c
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@@ -23,32 +23,50 @@
#include "ctree.h"
#include "xattr.h"
/*
* FIXME: At this point this is all place holder stuff, we just return
* -EOPNOTSUPP so cp won't complain when it tries to copy over a file with an
* acl on it.
*/
static int btrfs_xattr_acl_access_get(struct inode *inode, const char *name,
void *value, size_t size)
{
/*
return btrfs_xattr_get(inode, BTRFS_XATTR_INDEX_POSIX_ACL_ACCESS, name,
value, size);
*/
return -EOPNOTSUPP;
}
static int btrfs_xattr_acl_access_set(struct inode *inode, const char *name,
const void *value, size_t size, int flags)
{
/*
return btrfs_xattr_set(inode, BTRFS_XATTR_INDEX_POSIX_ACL_ACCESS, name,
value, size, flags);
*/
return -EOPNOTSUPP;
}
static int btrfs_xattr_acl_default_get(struct inode *inode, const char *name,
void *value, size_t size)
{
/*
return btrfs_xattr_get(inode, BTRFS_XATTR_INDEX_POSIX_ACL_DEFAULT,
name, value, size);
*/
return -EOPNOTSUPP;
}
static int btrfs_xattr_acl_default_set(struct inode *inode, const char *name,
const void *value, size_t size, int flags)
{
/*
return btrfs_xattr_set(inode, BTRFS_XATTR_INDEX_POSIX_ACL_DEFAULT,
name, value, size, flags);
*/
return -EOPNOTSUPP;
}
struct xattr_handler btrfs_xattr_acl_default_handler = {