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Import backup from 2005-02-15

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This commit is contained in:
Josh Holtrop 2005-02-15 22:00:00 -05:00
parent 80774c48fe
commit 14148e4d80
3 changed files with 14 additions and 1 deletions
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13
kernel/fs/ext2.c
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@ -370,6 +370,19 @@ u32_t ext2_alloc_block(vfs_mount_t *mount)
return 0;
}
int ext2_resize_inode(vfs_mount_t *mount, u32_t inode_number, u32_t new_size)
{
ext2_inode_t inode;
if ( ext2_read_inode(mount, inode_number, &inode) )
return -1;
ext2_super_block_t *super = mount->super;
int current_blocks = (inode.i_size + (1024 << super->s_log_block_size) - 1) >> (10 + super->s_log_block_size);
int new_blocks = (new_size + (1024 << super->s_log_block_size) - 1) >> (10 + super->s_log_block_size);
if ( num_blocks == current_size )
return 0;
}
// reserve a node of a inode or block bitmap and mark its entry allocated
u32_t ext2_reserve_node(vfs_mount_t *mount, u32_t bitmap_block_num, u32_t bitmap_size)
{

1
kernel/fs/ext2.h
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@ -199,6 +199,7 @@ u32_t ext2_reserve_node(vfs_mount_t *mount, u32_t bitmap_block_num, u32_t bitmap
int ext2_num_block_groups(ext2_super_block_t *super);
void ext2_write_super(vfs_mount_t *mount);
int ext2_resize_inode(vfs_mount_t *mount, u32_t inode_number, u32_t new_size);
ext2_open_dir_t *ext2_open_dir(vfs_mount_t *mount, u32_t inode_number);
int ext2_dir_read_entry(vfs_mount_t *mount, ext2_open_dir_t *open_dir, ext2_dir_entry_t *dentry);

1
kernel/kernel.c
View File

@ -174,7 +174,6 @@ void k_init()
}
else
kprintf("Error: Could not open directory\n");
kprintf("Total inodes: %d, free inodes: %d\tTotal blocks: %d, free blocks: %d\n", vfs_total_inodes(mount), vfs_free_inodes(mount), vfs_total_blocks(mount), vfs_free_blocks(mount));
criticalCounter--;
}