File grub2-xfs-Add-helper-for-inode-size.patch of Package grub2.5759

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File grub2-xfs-Add-helper-for-inode-size.patch of Package grub2.5759

From 34231b28cbb6b2e10d7668c5b6d2432e8563bd1d Mon Sep 17 00:00:00 2001
From: Jan Kara <jack@suse.cz>
Date: Thu, 5 Jun 2014 20:56:21 +0200
Subject: [PATCH 1/4] xfs: Add helper for inode size

Signed-off-by: Jan Kara <jack@suse.cz>
---
 grub-core/fs/xfs.c | 17 +++++++++++------
 1 file changed, 11 insertions(+), 6 deletions(-)

diff --git a/grub-core/fs/xfs.c b/grub-core/fs/xfs.c
index 16ffd3f1ebd9..a2fc942707c1 100644
--- a/grub-core/fs/xfs.c
+++ b/grub-core/fs/xfs.c
@@ -255,6 +255,11 @@ grub_xfs_inode_offset (struct grub_xfs_data *data,
 	  data->sblock.log2_inode);
 }
 
+static inline int
+grub_xfs_inode_size(struct grub_xfs_data *data)
+{
+	return 1 << data->sblock.log2_inode;
+}
 
 static grub_err_t
 grub_xfs_read_inode (struct grub_xfs_data *data, grub_uint64_t ino,
@@ -264,8 +269,8 @@ grub_xfs_read_inode (struct grub_xfs_data *data, grub_uint64_t ino,
   int offset = grub_xfs_inode_offset (data, ino);
 
   /* Read the inode.  */
-  if (grub_disk_read (data->disk, block, offset,
-		      1 << data->sblock.log2_inode, inode))
+  if (grub_disk_read (data->disk, block, offset, grub_xfs_inode_size(data),
+		      inode))
     return grub_errno;
 
   if (grub_strncmp ((char *) inode->magic, "IN", 2))
@@ -297,7 +302,7 @@ grub_xfs_read_block (grub_fshelp_node_t node, grub_disk_addr_t fileblock)
       if (node->inode.fork_offset)
 	recoffset = (node->inode.fork_offset - 1) / 2;
       else
-	recoffset = ((1 << node->data->sblock.log2_inode)
+	recoffset = (grub_xfs_inode_size(node->data)
 		     - ((char *) &node->inode.data.btree.keys
 			- (char *) &node->inode))
 	  / (2 * sizeof (grub_uint64_t));
@@ -458,7 +463,7 @@ static int iterate_dir_call_hook (grub_uint64_t ino, const char *filename,
 
   fdiro = grub_malloc (sizeof (struct grub_fshelp_node)
 		       - sizeof (struct grub_xfs_inode)
-		       + (1 << ctx->diro->data->sblock.log2_inode) + 1);
+		       + grub_xfs_inode_size(ctx->diro->data) + 1);
   if (!fdiro)
     {
       grub_print_error ();
@@ -684,7 +689,7 @@ grub_xfs_mount (grub_disk_t disk)
   data = grub_realloc (data,
 		       sizeof (struct grub_xfs_data)
 		       - sizeof (struct grub_xfs_inode)
-		       + (1 << data->sblock.log2_inode) + 1);
+		       + grub_xfs_inode_size(data) + 1);
 
   if (! data)
     goto fail;
@@ -802,7 +807,7 @@ grub_xfs_open (struct grub_file *file, const char *name)
       grub_memcpy (&data->diropen, fdiro,
 		   sizeof (struct grub_fshelp_node)
 		   - sizeof (struct grub_xfs_inode)
-		   + (1 << data->sblock.log2_inode));
+		   + grub_xfs_inode_size(data));
       grub_free (fdiro);
     }
 
-- 
1.8.1.4

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File grub2-xfs-Add-helper-for-inode-size.patch of Package grub2.5759

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