Re: hi Question about construct the sk_buff

2014-09-28 Thread lx
hi all: I fix it. I make a error with: ### skb_reset_tail_pointer(skb); send_skb-end = skb-tail + len + NUM; kmemcheck_annotate_bitfield(skb, flags1); kmemcheck_annotate_bitfield(skb, flags2); //send_skb-ip_summed = CHECKSUM_PARTIAL; struct

Doubt in USB Drivers

2014-09-28 Thread me storage
Hi to all I am new to Linux Kernel Programming .I want to develop usb drivers so i read LDD3 Chapter 14. i didn't find /sbin/hotplug in Ubuntu 12.04.And my doubt is how kernel handles the usb devices i.e who detects usb events ,then who fires hotplug script to run ,where kernel searches

Re: Doubt in USB Drivers

2014-09-28 Thread Sudip Mukherjee
On Sep 28, 2014 4:28 PM, me storage me.storage...@gmail.com wrote: Hi to all I am new to Linux Kernel Programming .I want to develop usb drivers so i read LDD3 Chapter 14. i didn't find /sbin/hotplug in Ubuntu 12.04.And my doubt is how kernel handles the usb devices i.e who detects usb events

Re: Doubt in USB Drivers

2014-09-28 Thread me storage
Yes it is a task in Eudyptula Challenge, I read the chapter which little mentioned ,after searching on google i found some solutions but i don't want to copy those solutions i want to solve my self .So that's why i asked for resources not any solution ? Please try to understand . Thanks to all

Re: Doubt in USB Drivers

2014-09-28 Thread Jason Conklin
Little will remove you from the challenge if you ask questions in public. If this hasn't already happened... keep reading, take your time, and figure it out yourself! Good luck. On Sun, Sep 28, 2014 at 11:35 AM, me storage me.storage...@gmail.com wrote: Yes it is a task in Eudyptula Challenge,

Re: Doubt in USB Drivers

2014-09-28 Thread Valdis . Kletnieks
On Sun, 28 Sep 2014 16:27:06 +0530, me storage said: I am new to Linux Kernel Programming .I want to develop usb drivers so i read LDD3 Chapter 14. i didn't find /sbin/hotplug in Ubuntu 12.04.And my LDD3 is about a 2.6.10 kernel. Ubuntu 12.04 shipped a 3.2.14 kernel. % git diff --shortstat

Re: Query on IIO consumer driver and device tree

2014-09-28 Thread sanchayan maity
Hello, Any pointers?. Regards, Sanchayan. On Sat, Sep 27, 2014 at 12:24 PM, sanchayan maity victorascr...@gmail.com wrote: Hello, There is an ADC driver following the IIO framework. I am using Kernel 3.17 rc5 in an embedded device. I am in the process of writing a consumer IIO touchscreen