Question about ixgbe and ixgbevf

2015-03-22 Thread Kevin Wilson
Hi, I have an x86_64 machine (F21) on which ixgbevf is not loaded. I notices that when running modprobe ixgbevf max_vfs = 10 (or any other number), this triggers loading of ixgbevf driver. I will appreciate if someone can exaplain the implementation details of how does this happen. I could not find

Re: Delivery Status Notification (Failure)

2015-03-22 Thread s.rawat
More over I also found that : scan_elements/in_*_x_en has value = -1 instead of 0 or 1 .Could this be the cause for this? Thanks and Rgds, Saurabh On Mon, Mar 23, 2015 at 10:58 AM, Mail Delivery Subsystem < mailer-dae...@googlemail.com> wrote: > Delivery to the following recipient failed permane

Sysfs requirement for running generic_buffer.c application - IIO sensors

2015-03-22 Thread s.rawat
I have two system having different kernel version and drivers(IIO) on which i can run the generic_buffer.c application .On one system it works fine but on the other it does not give the input reports data. I have checked that the system on which it is working has the following sysfs under /sys/bus

Re: Kernel thread scheduling

2015-03-22 Thread nick
On 2015-03-22 08:05 PM, Ruben Safir wrote: > On 03/22/2015 07:30 PM, nick wrote: >> I would recommend reading Chapters 3 and 4 of Linux Kernel Development by >> Robert Love >> as when I was learning the scheduler and process management > > > how much has the scheduler changed since then. It

Re: Kernel thread scheduling

2015-03-22 Thread Ruben Safir
On 03/22/2015 07:30 PM, nick wrote: > I would recommend reading Chapters 3 and 4 of Linux Kernel Development by > Robert Love > as when I was learning the scheduler and process management how much has the scheduler changed since then. It was completely overhauled when the CFS was created __

Re: Kernel thread scheduling

2015-03-22 Thread nick
On 2015-03-22 07:14 PM, Vincenzo Scotti wrote: > Thank you for the example. > > I understand what are the scheduling mechanics depending on task->state. > But suppose another situation. > Let's say I change current state to TASK_INTERRUPTIBLE. If I start now some > long > operation, then shoul

Re: Kernel thread scheduling

2015-03-22 Thread Vincenzo Scotti
Thank you for the example. I understand what are the scheduling mechanics depending on task->state. But suppose another situation. Let's say I change current state to TASK_INTERRUPTIBLE. If I start now some long operation, then shouldn't the scheduler kick in as soon as he can and put my thread