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important bugfix in updating the checksums in the group descriptors

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Bo Brantén
2024-02-26 02:10:55 +01:00
parent 41c11ad059
commit 92bfce32da
1 changed files with 4 additions and 0 deletions
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4
Ext4Fsd/ext3/generic.c
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@@ -1025,6 +1025,7 @@ Again:
Status = STATUS_INSUFFICIENT_RESOURCES;
goto errorout;
}
ext4_group_desc_csum_set(&Vcb->sb, Group, gd);
ext4_init_block_bitmap(sb, bh, Group, gd);
set_buffer_uptodate(bh);
gd->bg_flags &= cpu_to_le16(~EXT4_BG_BLOCK_UNINIT);
@@ -1547,6 +1548,7 @@ repeat:
Status = STATUS_INSUFFICIENT_RESOURCES;
goto errorout;
}
ext4_group_desc_csum_set(&Vcb->sb, Group, gd);
ext4_init_inode_bitmap(sb, bh, Group, gd);
set_buffer_uptodate(bh);
gd->bg_flags &= cpu_to_le16(~EXT4_BG_INODE_UNINIT);
@@ -1592,6 +1594,7 @@ repeat:
RtlZeroMemory(&InodeBitmap, sizeof(RTL_BITMAP));
if (ext4_free_inodes_count(sb, gd) > 0) {
ext4_free_inodes_set(sb, gd, 0);
ext4_inode_bitmap_csum_set(sb, Group, gd, bh, EXT4_INODES_PER_GROUP(sb) / 8);
Ext2SaveGroup(IrpContext, Vcb, Group);
}
goto repeat;
@@ -1649,6 +1652,7 @@ repeat:
/* recheck and clear flag under lock if we still need to */
block_bitmap_bh = sb_getblk_zero(sb, ext4_block_bitmap(sb, gd));
if (block_bitmap_bh) {
ext4_group_desc_csum_set(&Vcb->sb, Group, gd);
free = ext4_init_block_bitmap(sb, block_bitmap_bh, Group, gd);
ext4_block_bitmap_csum_set(sb, Group, gd, block_bitmap_bh);
set_buffer_uptodate(block_bitmap_bh);