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btrfs: btrfs_root_readonly() broken on big-endian

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->root_flags is __le64 and all accesses to it go through the helpers
that do proper conversions.  Except for btrfs_root_readonly(), which
checks bit 0 as in host-endian...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2012-04-13 11:49:04 -04:00
parent af1584f570
commit 6ed3cf2cdf
1 changed files with 1 additions and 1 deletions
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2
fs/btrfs/ctree.h
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@ -2166,7 +2166,7 @@ BTRFS_SETGET_STACK_FUNCS(root_last_snapshot, struct btrfs_root_item,
static inline bool btrfs_root_readonly(struct btrfs_root *root)
{
return root->root_item.flags & BTRFS_ROOT_SUBVOL_RDONLY;
return (root->root_item.flags & cpu_to_le64(BTRFS_ROOT_SUBVOL_RDONLY)) != 0;
}
/* struct btrfs_root_backup */