Merge git://oss.sgi.com:8090/xfs-2.6

* git://oss.sgi.com:8090/xfs-2.6: (43 commits)
  [XFS] Remove files from the build that are now unused.
  [XFS] Fix a Makefile issue related to exports.o handling.
  [XFS] Remove version 1 directory code.	Never functioned on Linux, just
  [XFS] Map EFSCORRUPTED to an actual error code, not just a made up one
  [XFS] Kill direct access to ->count in valusema(); all we ever use it for
  [XFS] Remove unneeded conditional code on NFS export interface related
  [XFS] Remove an incorrect use of unlikely() on a relatively likely code
  [XFS] Push some common code out of write path into core XFS code for
  [XFS] Remove unnecessary local from open_exec dmapi path.
  [XFS] Minor XFS documentation updates.
  [XFS] Fix broken const use inside local suffix_strtoul routine.
  [XFS] Fix nused counter.  It's currently getting set to -1 rather than
  [XFS] Fix mismerge of the fs_writable cleanup patch causing a freeze/thaw
  [XFS] Fix up debug code so that bulkstat wont generate thousands of
  [XFS] Remove unused parameter from di2xflags routine.
  [XFS] Cleanup a missed porting conversion, and freezing.
  [XFS] Resolve a namespace collision on remaining vtypes for FreeBSD
  [XFS] Resolve a namespace collision on vnode/vnodeops for FreeBSD porters.
  [XFS] Resolve a namespace collision on vfs/vfsops for FreeBSD porters.
  [XFS] statvfs component of directory/project quota support, code
  ...

1 files changed, 56 insertions, 1 deletions

diff --git a/fs/xfs/xfs_extfree_item.c b/fs/xfs/xfs_extfree_item.c
index f19282ec8549..6cf6d8769b97 100644
--- a/fs/xfs/xfs_extfree_item.c
+++ b/fs/xfs/xfs_extfree_item.c
@@ -23,7 +23,6 @@
 #include "xfs_trans.h"
 #include "xfs_buf_item.h"
 #include "xfs_sb.h"
-#include "xfs_dir.h"
 #include "xfs_dmapi.h"
 #include "xfs_mount.h"
 #include "xfs_trans_priv.h"
@@ -294,6 +293,62 @@ xfs_efi_init(xfs_mount_t	*mp,
 }
 
 /*
+ * Copy an EFI format buffer from the given buf, and into the destination
+ * EFI format structure.
+ * The given buffer can be in 32 bit or 64 bit form (which has different padding),
+ * one of which will be the native format for this kernel.
+ * It will handle the conversion of formats if necessary.
+ */
+int
+xfs_efi_copy_format(xfs_log_iovec_t *buf, xfs_efi_log_format_t *dst_efi_fmt)
+{
+	xfs_efi_log_format_t *src_efi_fmt = (xfs_efi_log_format_t *)buf->i_addr;
+	uint i;
+	uint len = sizeof(xfs_efi_log_format_t) + 
+		(src_efi_fmt->efi_nextents - 1) * sizeof(xfs_extent_t);  
+	uint len32 = sizeof(xfs_efi_log_format_32_t) + 
+		(src_efi_fmt->efi_nextents - 1) * sizeof(xfs_extent_32_t);  
+	uint len64 = sizeof(xfs_efi_log_format_64_t) + 
+		(src_efi_fmt->efi_nextents - 1) * sizeof(xfs_extent_64_t);  
+
+	if (buf->i_len == len) {
+		memcpy((char *)dst_efi_fmt, (char*)src_efi_fmt, len);
+		return 0;
+	} else if (buf->i_len == len32) {
+		xfs_efi_log_format_32_t *src_efi_fmt_32 =
+			(xfs_efi_log_format_32_t *)buf->i_addr;
+
+		dst_efi_fmt->efi_type     = src_efi_fmt_32->efi_type;
+		dst_efi_fmt->efi_size     = src_efi_fmt_32->efi_size;
+		dst_efi_fmt->efi_nextents = src_efi_fmt_32->efi_nextents;
+		dst_efi_fmt->efi_id       = src_efi_fmt_32->efi_id;
+		for (i = 0; i < dst_efi_fmt->efi_nextents; i++) {
+			dst_efi_fmt->efi_extents[i].ext_start =
+				src_efi_fmt_32->efi_extents[i].ext_start;
+			dst_efi_fmt->efi_extents[i].ext_len =
+				src_efi_fmt_32->efi_extents[i].ext_len;
+		}
+		return 0;
+	} else if (buf->i_len == len64) {
+		xfs_efi_log_format_64_t *src_efi_fmt_64 =
+			(xfs_efi_log_format_64_t *)buf->i_addr;
+
+		dst_efi_fmt->efi_type     = src_efi_fmt_64->efi_type;
+		dst_efi_fmt->efi_size     = src_efi_fmt_64->efi_size;
+		dst_efi_fmt->efi_nextents = src_efi_fmt_64->efi_nextents;
+		dst_efi_fmt->efi_id       = src_efi_fmt_64->efi_id;
+		for (i = 0; i < dst_efi_fmt->efi_nextents; i++) {
+			dst_efi_fmt->efi_extents[i].ext_start =
+				src_efi_fmt_64->efi_extents[i].ext_start;
+			dst_efi_fmt->efi_extents[i].ext_len =
+				src_efi_fmt_64->efi_extents[i].ext_len;
+		}
+		return 0;
+	}
+	return EFSCORRUPTED;
+}
+
+/*
  * This is called by the efd item code below to release references to
  * the given efi item.  Each efd calls this with the number of
  * extents that it has logged, and when the sum of these reaches