Re: SSDs vs elevators (was Re: cap on writeback?)

2013-03-27 Thread Raymond Jennings
On Tue, Mar 26, 2013 at 9:46 AM, Arlie Stephens ar...@worldash.org wrote: On Mar 25 2013, valdis.kletni...@vt.edu wrote: Just for the record, most of my high-performance stuff runs best with the noop scheduler - when you're striping I/O across several hundred disks, the last thing you want is

Driver managing network interface

2013-03-27 Thread Pietro Paolini
Hello, I know how retrieve the module from a char device but how can I find the module name behind the eth0 interface or more generally of a network interface ? Best Regards, Pietro. ___ Kernelnewbies mailing list Kernelnewbies@kernelnewbies.org

Re: Driver managing network interface

2013-03-27 Thread Kristof Provost
On 2013-03-27 12:16:58 (+0100), Pietro Paolini pulsarpie...@aol.com wrote: I know how retrieve the module from a char device but how can I find the module name behind the eth0 interface or more generally of a network interface ? sysfs will be your best bet: # ls -lah

initramfs_list

2013-03-27 Thread ishare
I am do some test on kernel 2.6.0 and encountering an problem about initramfs . I find my initramfs generated without a initramfs_list file ,which describes the list of files that will be created into the initramfs file . such as /sbin/init /etc ... Of course , this version surpports

[help] kernel oops in function gpio_to_irq

2013-03-27 Thread Mylene Josserand
Hi everyone, I have a problem with gpio functions. My kernel version is 3.8.2 and my SoC is a imX27 on a home-made board. First, when I boot, I had only the Starting kernel... message. So I rebuild my kernel with CONFIG_DEBUG_KERNEL, CONFIG_DEBUG_LL and CONFIG_EARLY_PRINTK. I have also add the

Re: initramfs_list

2013-03-27 Thread Valdis . Kletnieks
On Wed, 27 Mar 2013 20:38:54 +0800, ishare said: I am do some test on kernel 2.6.0 and encountering an problem about initramfs . I find my initramfs generated without a initramfs_list file ,which describes the list of files that will be created into the initramfs file . such as

pci_alloc_consistent doubt

2013-03-27 Thread Dhananjay Maske
Hi All, I am fairly New to Linux kernel Programming and i have few questions with respect to pci_alloc_consistent . 1) as we know pci_alloc_consistent allocates dma buffers which is visible to DMA controller as well as CPU. virt_add = pci_alloc_consistent(pdev, size, dma_addr_t

Re: pci_alloc_consistent doubt

2013-03-27 Thread Dhananjay Maske
On Thu, Mar 28, 2013 at 1:14 AM, Dhananjay Maske dhananjay.mask...@gmail.com wrote: Hi All, I am fairly New to Linux kernel Programming and i have few questions with respect to pci_alloc_consistent . 1) as we know pci_alloc_consistent allocates dma buffers which is visible to DMA