To: <linux-kernel@vger.kernel.org>
Date: Tue, 25 Oct 2005 14:46:51 +0800
Hi all,
I found that if I disable "Enable support for printk", the console will
disappear.
I donot think login and shell applications have any connection with
"printk". Why disabling printk will make the console disappear?
hang due to console driver ... I faced a problem in the kernel module I am working on. ... There are two kernel threads running in the system. ... printing on the serial console.... ack_timeout is a function in my module which calls printk.... (Linux-Kernel)
Re: OpenGL-based framebuffer concepts ...Console writes are done with the console semaphore held. ... Just to clarify, it's not my position, that's how the current printk code...foreground process does a printk, ... (Linux-Kernel)
Re: [PATCH] CON_BOOT ... CON_BOOT is like early printk in that it allows for output really early on. ...real console is initialised. ... unregistering and the real console starting. ... send the line "unsubscribe linux-kernel" in ... (Linux-Kernel)
Re: OpenGL-based framebuffer concepts ...Console writes are done with the console semaphore held. ... Just to clarify, it's not my position, that's how the current printk code... do not spend most of time printing text; ... (Linux-Kernel)
Re: Interrupts disabled for too long in printk ... I have not seen many systems where printk is totally disabled: ... from interrupt handlers....disabling interrupts is required. ... My main concern is more than just latency: missing 3 timer interrupts in a row ... (Linux-Kernel)
