xfs: prefix XATTR_LIST_MAX with XFS_

Remove a hard dependency of Linux XATTR_LIST_MAX value by using
a prefixed version. This patch reflects the same change in xfsprogs.

Signed-off-by: Jan Tulak <jtulak@redhat.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>

diff --git a/fs/xfs/libxfs/xfs_fs.h b/fs/xfs/libxfs/xfs_fs.h
index 89689c6..b2b73a9 100644 (file)
--- a/fs/xfs/libxfs/xfs_fs.h
+++ b/fs/xfs/libxfs/xfs_fs.h
@@ -489,6 +489,16 @@ typedef struct xfs_swapext
 #define XFS_FSOP_GOING_FLAGS_LOGFLUSH          0x1     /* flush log but not data */
 #define XFS_FSOP_GOING_FLAGS_NOLOGFLUSH                0x2     /* don't flush log nor data */
 
+/*
+ * ioctl limits
+ */
+#ifdef XATTR_LIST_MAX
+#  define XFS_XATTR_LIST_MAX XATTR_LIST_MAX
+#else
+#  define XFS_XATTR_LIST_MAX 65536
+#endif
+
+
 /*
  * ioctl commands that are used by Linux filesystems
  */

diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c
index ea7d85a..0e692a6 100644 (file)
--- a/fs/xfs/xfs_ioctl.c
+++ b/fs/xfs/xfs_ioctl.c
@@ -411,7 +411,7 @@ xfs_attrlist_by_handle(
        if (copy_from_user(&al_hreq, arg, sizeof(xfs_fsop_attrlist_handlereq_t)))
                return -EFAULT;
        if (al_hreq.buflen < sizeof(struct attrlist) ||
-           al_hreq.buflen > XATTR_LIST_MAX)
+           al_hreq.buflen > XFS_XATTR_LIST_MAX)
                return -EINVAL;
 
        /*

diff --git a/fs/xfs/xfs_ioctl32.c b/fs/xfs/xfs_ioctl32.c
index b88bdc8..1a05d8a 100644 (file)
--- a/fs/xfs/xfs_ioctl32.c
+++ b/fs/xfs/xfs_ioctl32.c
@@ -356,7 +356,7 @@ xfs_compat_attrlist_by_handle(
                           sizeof(compat_xfs_fsop_attrlist_handlereq_t)))
                return -EFAULT;
        if (al_hreq.buflen < sizeof(struct attrlist) ||
-           al_hreq.buflen > XATTR_LIST_MAX)
+           al_hreq.buflen > XFS_XATTR_LIST_MAX)
                return -EINVAL;
 
        /*