We never look at it, nor change the next_alloc field in the superblock. So
don't bother caching it or writing it out in hfsplus_sync_fs.
Signed-off-by: Christoph Hellwig <hch@xxxxxxxxxx>
Index: linux-2.6/fs/hfsplus/hfsplus_fs.h
===================================================================
--- linux-2.6.orig/fs/hfsplus/hfsplus_fs.h 2010-09-30 12:02:01.036782662 +0200
+++ linux-2.6/fs/hfsplus/hfsplus_fs.h 2010-09-30 12:07:31.414782662 +0200
@@ -129,7 +129,6 @@ struct hfsplus_sb_info {
int alloc_blksz_shift;
u32 total_blocks;
u32 free_blocks;
- u32 next_alloc;
u32 next_cnid;
u32 file_count;
u32 folder_count;
Index: linux-2.6/fs/hfsplus/super.c
===================================================================
--- linux-2.6.orig/fs/hfsplus/super.c 2010-09-30 12:07:21.427782656 +0200
+++ linux-2.6/fs/hfsplus/super.c 2010-09-30 12:07:31.415782662 +0200
@@ -164,7 +164,6 @@ int hfsplus_sync_fs(struct super_block *
sb->s_dirt = 0;
vhdr->free_blocks = cpu_to_be32(sbi->free_blocks);
- vhdr->next_alloc = cpu_to_be32(sbi->next_alloc);
vhdr->next_cnid = cpu_to_be32(sbi->next_cnid);
vhdr->folder_count = cpu_to_be32(sbi->folder_count);
vhdr->file_count = cpu_to_be32(sbi->file_count);
@@ -355,7 +354,6 @@ static int hfsplus_fill_super(struct sup
}
sbi->total_blocks = be32_to_cpu(vhdr->total_blocks);
sbi->free_blocks = be32_to_cpu(vhdr->free_blocks);
- sbi->next_alloc = be32_to_cpu(vhdr->next_alloc);
sbi->next_cnid = be32_to_cpu(vhdr->next_cnid);
sbi->file_count = be32_to_cpu(vhdr->file_count);
sbi->folder_count = be32_to_cpu(vhdr->folder_count);
--
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