Search found 107 matches

by harrywangca
2023/06/21 22:28:15
Forum: CentOS 7 - General Support
Topic: Driver/Module build
Replies: 3
Views: 1559

Driver/Module build

Hello Everyone, Years ago I built a kernel and put into a production. Right now customer needs to upgrade a hardware and I need to build a new driver for this upgrade hardware. But there is a problem to me, before I built the kernel to put to production, but I lost my kernel build configuration file...
by harrywangca
2022/02/07 07:00:23
Forum: CentOS 7 - General Support
Topic: Auto unlock encrypted USB prevent passphrase query pop up
Replies: 0
Views: 768

Auto unlock encrypted USB prevent passphrase query pop up

Hello Everyone, I am now running CentOS 7.9 and using LUKS to encrypt my USB flash stick with passphrase: password . I am writing A udev when this USB plug in, then it will call a script to decrypt USB and mount in the specified mount point. like followings: Udev: ## ACTION=="add",KERNEL=="sd[b-z]*"...
by harrywangca
2021/09/09 23:34:56
Forum: 8 /8-Stream / 9-Stream - General Support
Topic: How to disable short-cut key Ctrl+Alt-Fn switch to virtual terminal
Replies: 3
Views: 1643

Re: How to disable short-cut key Ctrl+Alt-Fn switch to virtual terminal

Heat up!!

Any one help is very appreciated!!

Under Wayland display server, is there a way to configured preventing switch to virtual console?

Thanks
by harrywangca
2021/08/19 20:30:46
Forum: CentOS 7 - General Support
Topic: How to remove bluetooth icon
Replies: 0
Views: 2069

How to remove bluetooth icon

I am running CentOS 7.9, when click the right top power/network icon and will see bluetooth icon show up. But unnder specific requirement, we can not have bluetooth icon display. I tried to use : rfkill block bluetooth and bluetooth icon is gone instead of Airplane Mode. But when I turn off Airplane...
by harrywangca
2021/08/09 21:32:18
Forum: CentOS 7 - General Support
Topic: CentOS 7.9 No sound from my speaker
Replies: 5
Views: 2513

Re: CentOS 7.9 No sound from my speaker

What is the DeviceID of that chip? Check with lspci -nn My guess is 8086:a0c8 . Lets check: [el7]$  modprobe -c |grep -i 8086.*a0c8 [el7]$ CentOS 7 does not have driver for that. ELRepo http://elrepo.org/tiki/DeviceIDs does not list driver (for el7) for that ID, i.e. no spearate kmod-*** package fo...
by harrywangca
2021/08/06 17:29:58
Forum: CentOS 7 - General Support
Topic: CentOS 7.9 No sound from my speaker
Replies: 5
Views: 2513

Re: CentOS 7.9 No sound from my speaker

Any body has such same issue? Thanks.
by harrywangca
2021/08/05 03:16:00
Forum: CentOS 7 - Security Support
Topic: CVE-2021-33909
Replies: 15
Views: 13435

Re: CVE-2021-33909

I am running CentOS 7.6 1810 and I referred to : https://lists.centos.org/pipermail/centos-announce/2021-July/048344.html and http://mirror.centos.org/centos/7/updates/x86_64/Packages/?C=M;O=D to download: bpftool-3.10.0-1160.36.2.el7.x86_64.rpm kernel-3.10.0-1160.36.2.el7.x86_64.rpm ... to put all...
by harrywangca
2021/08/05 00:15:08
Forum: CentOS 7 - General Support
Topic: CentOS 7.9 No sound from my speaker
Replies: 5
Views: 2513

CentOS 7.9 No sound from my speaker

Hi All, I am running into a sound problem. I am running CentOS 7.9 on my Dell Latitude 5520, I opened sound setting by Application-->Systen Tools-->Settings-->Sound I only see Dummy Output and click "Test Speaker" to test I have not heard any sound from system. from comandline: lspci -v and found: 0...
by harrywangca
2021/07/27 04:58:07
Forum: CentOS 7 - Security Support
Topic: CVE-2021-33909
Replies: 15
Views: 13435

Re: CVE-2021-33909

By the way, is there any rpm for this CVE-2021-33909 and CVE-2021-33910 for CentOS 8?

I am still looking for .......

Thanks.
by harrywangca
2021/07/27 04:56:04
Forum: CentOS 7 - Security Support
Topic: CVE-2021-33909
Replies: 15
Views: 13435

Re: CVE-2021-33909

I am running CentOS 7.6 1810 and I referred to : https://lists.centos.org/pipermail/centos-announce/2021-July/048344.html and http://mirror.centos.org/centos/7/updates/x86_64/Packages/?C=M;O=D to download: bpftool-3.10.0-1160.36.2.el7.x86_64.rpm kernel-3.10.0-1160.36.2.el7.x86_64.rpm kernel-abi-whit...