printk(KERN_WARNING"sbull: unable to get major number\n"); return-EBUSY; } 1. 2. 3. 4. 5. 6. 7. 自定义磁盘设备结构体 structsbull_dev{ intsize;/* Device size in sectors */ u8*data;/* The data array */ shortusers;/* How many users */ shortmedia_change;/* Flag a media ch...
先得把它放进硬盘驱动器，这个驱动器就叫/dev/hda（也可能是hdb，看一共有几个Hard Drive）。
}// 请求队列初始化xxx_queue = blk_init_queue(xxx_request,xxx_lock);if(!xxx_queue)gotoout_queue;// 通知通用块层和I/O调度器改请求队列支持的每个请求中能够包含的最大扇区数blk_queue_max_hw_sectors(xxx_queue,255);// 告知该请求队列的逻辑块大小blk_queue_logical_block_size(xxx_queue,512);/...
e extended ##扩展分区Select(defaultp):Usingdefaultresponse p ##选择默认 Partitionnumber(1-4,default1):Firstsector(2048-20971519,default2048):Usingdefaultvalue2048Last sector,+sectors or+size{K,M,G}(2048-20971519,default20971519):+100M ##100M大小 Partition1oftype Linux andofsize100MiB issetComma...
To view the size and utilization of your currently mounted filesystems, use the df command. The output should look like this: 要查看当前挂载的文件系统的大小和利用率,请使用df命令。 输出应该如下所示: 代码语言:javascript 复制 $ df Filesystem 1024-blocks Used Available Capacity Mounted on /dev/...
Each file system has its maximum volume and file size limits. For example,ext4is sufficient for most users when it comes to file and volume size limits but may not be enough for environments handling extremely large datasets. XFSandZFSoffer higher limits, but even these systems have practical ...
extended 5 316GB 320GB 4235MB logical linux-swap(v1) Model: FLASH Drive UT_USB20 (scsi) Disk /dev/sdf: 4041MB Sector size (logical/physical): 512B/512B Partition Table: gpt Number Start End Size File system Name Flags 1 17.4kB 1000MB 1000MB myfirst 2 1000MB 4040MB 3040MB my...
so at the hardware level – this is the VM’s .vmdk file. Once this is complete we will get into the virtual machine and make the necessary changes through the operating system in order to take advantage of the additional space that has been provided by the hard drive being extended. Thi...
Write out the name of the new image file, if which you are going to clone your hard drive data: Select a compression level according to the size of your hard drive: Enter a description of your clone drive: The system will show you some information related to your hard drive. Check it...
Total hard disk partition size (GB) df Hard disk partition used capacity (GB) df Network port Basic information Team information ip, teamnl Bridge information brctl Network port description lspci | grep -i subBDF (subBDF indicates intercepted BDF, for example, '0000:02:00.0' -->...