Often click Update, all device drivers are updated together, but some are not necessary to update, how to avoid this situation, as long as you update the specified driver is good? In fact, the method is very simple, below we take the WIN8 system as an example, detailed intro
leakage. Therefore, the device driver must check the returned status of kmem_cache_destroy.
3. get_free_page and related functions When you need to allocate a large block of memory, instead of using kmalloc, you should use get_free_page to allocate the entire page. The related functions are as follows:
1: get_zeroed_page (unsigned int flags); // allocates a page, returns a pointer to the page, and clears t
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Date: 2015.01.16 00:33
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Before the kernel is upgraded, the system can start and use normally, and when the system kernel is upgraded, the system does not start normally, this may be caused by the incompatible hard drive. can nowthroughEnter the old systemFollowThe following steps step by step to troubleshoot the cause:①, query hard disk control chip manufac
After installing the Win7 system, it was found that two device drivers were not installed and the graphics driver was not working properly. The computer is from Macao to bring back the Hong Kong version of Sony, model VPCYA15FG, mainland China does not have this model, of course, Sony China's official website can not find the relevant driver, and to Sony's Englis
Failure phenomenon:Use Windows Update to update hardware drivers under Windows 8.Reason Analysis:
In some special cases, we can use Windows with the Update feature to drive the hardware update, of course, first the computer needs to connect to the Internet, we can update so
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Date: 2015.03.20 01:00
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Upgrade the current kernel (2.6.32-220.el6.x86_64) to the target kernel (2.6.33-110.el6.x86_64) as required by the project, but the compiled target kernel (2.6.33-110.el6.x86_64) The corresponding driver does not necessarily support the corresponding d
step 2nd.
Second, set WIN8 stop automatically install the driver
1. At the beginning of the interface, the right click on the blank to select "All applications" to find the "Control Panel" option, in the Search box to enter the "device";
2. Click on "Device installation Settings", modify "Device installation Sett
Solution to failure to update the driver in Windows 8 the NVIDIA graphics card 280.26 is used as an example. Windows8 proVL 64bit 1. NVIDIA explicit drive file modification (if not NVIDIA driver, skip this step) if you directly install the nvidia driver, the following error occurs: www.2cto.com.Right-click computer-man
to replace the interface of the virtual Nic. Add hardware at the bottom, as the name suggests. next we will add Virtual Hardware: hard disk and nic. Add hardware, select "Storage", and move forward. Select "file", browse, and select the virtual hard disk file you just created. Then, select "device type" of "target", and select "virtio disk" . Add hardware, select "network", and move forward. select "virtio" for "
When installing the camera, "unable to install device: Category installation" is displayed after the driver is installed.ProgramRefuse to install or update this device ". This is a problem where the driver cannot be installed. It is not a problem with the camera, nor with th
There are some Win7 32-bit flagship system users reflect, the computer will be updated after the video card driver, restart the computer screen resolution will be lower, the quality of the color will be poor, and resolution can not be changed, such a problem: the main reason is to update the video card driver, The updated dri
A driver is a software that allows a computer to communicate with a hardware device. For hardware that has previously been connected to the computer, the Windows7 updated driver may be available at a later time, but will not be installed automatically. However, you can simply set the Windows7 to automatically download the recommended
In centos 5.5, after executing the yum update command, you cannot access the Internet after you restart your computer.View the system-management-network, which shows that the eth0 status of the device is not activated. Then, click the activate button to display the MAC address of the device-eth0 which is inconsistent with the expectation. Therefore, the ifconfig
Computer hardware needs to be related to the driver to connect to work normally, these drivers are usually updated to improve the compatibility and stability of the hardware, but in the update hardware drivers will inevitably encounter abnormal or unusable problems, this time need to restore the driver to the original version. Unlike the Win7 flagship version, th
Failure Phenomenon:
How the Windows XP Windows 7 system manually updates a single driver.
Solution:
Windows XP System Operation interface
1. Open Device Manager, find the driver that needs to be updated to select "program";
2. Then select "Yes, only this time" or "No, temporarily not", click "Next";
3. Select "Install from list or
The device and service giant has put consumers in a lot of trouble since Microsoft officially unveiled Windows 8.1 and the Windows RT 8.1 update on October 18. The first is the mouse lag in the game, and then some machines (and some older AMD processors) cannot install Windows 8.1. A number of users in Microsoft's official support forum said they had downloaded Windows 8.1 updates from the Microsoft store,
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