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Fix up the link count code.

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Warren Toomey
2016-03-19 14:37:23 +10:00
parent 64a118cb4a
commit b9fa7fb4fb
1 changed files with 3 additions and 2 deletions
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tools/mkfs7
+3 -2
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@@ -203,7 +203,7 @@ sub fill_inode {
# Fill in the easy fields. Link count is negative # Fill in the easy fields. Link count is negative
$Block[$blocknum][ $offset + I_UID ] = $uid; $Block[$blocknum][ $offset + I_UID ] = $uid;
$Block[$blocknum][ $offset + I_SIZE ] = $size; $Block[$blocknum][ $offset + I_SIZE ] = $size;
$Block[$blocknum][ $offset + I_NLKS ] = -1 & MAXINT; $Block[$blocknum][ $offset + I_NLKS ] = 0;
my $i = $offset; my $i = $offset;
foreach my $datablocknum (@blklist) { foreach my $datablocknum (@blklist) {
@@ -233,6 +233,7 @@ sub increment_link_count {
my $inum = shift; my $inum = shift;
my ( $blocknum, $offset ) = get_inode_block_offset($inum); my ( $blocknum, $offset ) = get_inode_block_offset($inum);
$Block[$blocknum][ $offset + I_NLKS ] --; $Block[$blocknum][ $offset + I_NLKS ] --;
$Block[$blocknum][ $offset + I_NLKS ] &= MAXINT;
} }
# Convert an ASCII string into an array of 18-bit word values # Convert an ASCII string into an array of 18-bit word values
@@ -332,8 +333,8 @@ sub make_dir {
# Add this to the previous directory # Add this to the previous directory
# and fill the i-node with the details # and fill the i-node with the details
add_direntry( $dirname, $inum );
fill_inode( $inum, $perms, I_DIRECTORY, $uid, 0, $dirblock ); fill_inode( $inum, $perms, I_DIRECTORY, $uid, 0, $dirblock );
add_direntry( $dirname, $inum );
# Make this the top directory on the dirstack # Make this the top directory on the dirstack
dprint("Pushing dir block $dirblock inum $inum to dirstack\n"); dprint("Pushing dir block $dirblock inum $inum to dirstack\n");