Re: Fwd: Fwd: Getting path in inode_permission

2015-02-11 Thread noyb noybee
On Wed, Feb 11, 2015 at 4:29 AM, valdis.kletni...@vt.edu wrote: On Wed, 11 Feb 2015 03:42:50 +0530, noyb noybee said: You missed the point. How does the process *securely* get the passphrase that will be passed into the syscall? (Hint - a keystroke logger is only the *start* of your

Re: Replacing -custom in my New Kernel development configuration

2015-02-11 Thread Vinícius Tinti
On Wed, Feb 11, 2015 at 3:42 PM, s.rawat imsaurabhra...@gmail.com wrote: Hello, I recently built the 3.18.5 kernel according to instruction on the linuxkernel newbie page .I used /sbin/installkernel script to install the modules and updated the grub.cnf. On a reboot i get option

Replacing -custom in my New Kernel development configuration

2015-02-11 Thread s.rawat
Hello, I recently built the 3.18.5 kernel according to instruction on the linuxkernel newbie page .I used /sbin/installkernel script to install the modules and updated the grub.cnf. On a reboot i get option 3.18.5[b]-custom[/b] and booted in.But now since I am modifying the kernel and needed

Re: Replacing -custom in my New Kernel development configuration

2015-02-11 Thread Arshad Hussain
On 11-Feb-2015, at 11:18 pm, Vinícius Tinti viniciusti...@gmail.com wrote: On Wed, Feb 11, 2015 at 3:42 PM, s.rawat imsaurabhra...@gmail.com wrote: Hello, I recently built the 3.18.5 kernel according to instruction on the linuxkernel newbie page .I used /sbin/installkernel script to install

Question on MSI support in PCI and PCI-E devices

2015-02-11 Thread Andrey Utkin
Is it true that _every_ PCI or PCI Express device supporting MSI is indicated by some mention of MSI in lspci -v, and if there's no such mention, it surely doesn't support MSI? -- Andrey Utkin ___ Kernelnewbies mailing list

Re: Is this a good first patch for enabling screen rotation?

2015-02-11 Thread Brock York
Hello Valdis Sorry for such a late reply and thank you for such a quick reply. On Thu, 2015-01-29 at 12:12 -0500, valdis.kletni...@vt.edu wrote: On Fri, 30 Jan 2015 00:45:30 +0800, Brock York said: (Note, I don't have an Acer, nor am I an HID expert... so take this all with a grain of

Re: Overlapping regions in DT

2015-02-11 Thread Stefan Wahren
Hi Tsahee, Am 09.02.2015 um 09:22 schrieb Tsahee Zidenberg: syscon regmap is one possible way to access a register file from two different drivers without mapping it twice. But in that case you loose the name-per-register in devicetree. The devtree maps the general regfile, and the drivers

Re: Fwd: Fwd: Getting path in inode_permission

2015-02-11 Thread noyb noybee
On Thu, Feb 12, 2015 at 2:07 AM, valdis.kletni...@vt.edu wrote: On Thu, 12 Feb 2015 00:31:45 +0530, noyb noybee said: I was planning that the calling process would call the new system call which would return a pseudo-random key that is used as the pass-phrase. So what prevents malicious

Re: workqueues - how to use them correctly

2015-02-11 Thread Roshan A
Thanks Arun for the link. This clears up things for me. On Wed, Feb 11, 2015 at 3:28 AM, Arun KS getaru...@gmail.com wrote: Hello Roshan, On Tue, Feb 10, 2015 at 2:20 PM, Roshan A roshan@gmail.com wrote: hi all, My question is regarding the correct use of workqueues. I have a driver

Re: Fwd: Fwd: Getting path in inode_permission

2015-02-11 Thread Valdis . Kletnieks
On Thu, 12 Feb 2015 00:31:45 +0530, noyb noybee said: I was planning that the calling process would call the new system call which would return a pseudo-random key that is used as the pass-phrase. So what prevents malicious code from doing a fork and then calling the new syscall to get its

Re: Fwd: Fwd: Getting path in inode_permission

2015-02-11 Thread Valdis . Kletnieks
On Thu, 12 Feb 2015 03:19:46 +0530, noyb noybee said: Well, any program which has root credentials is still allowed to call chroot(it needs to get a new passphrase before) but not any program with root credentials can exit it. Well see... now you have a problem. If you don't allow that

Re: HID Custom Sensor driver in linux kernel

2015-02-11 Thread Greg KH
On Wed, Feb 11, 2015 at 04:48:44PM +0530, s.rawat wrote: thanks for the hint.A quick grep of hid-custom* or custom* inside Documentation /hid as well as drivers/iio/ doesn't yields anything related to hid custom sensor driver.Manual search inside the folders recursively also give the same

Re: HID Custom Sensor driver in linux kernel

2015-02-11 Thread s.rawat
thanks for the hint.A quick grep of hid-custom* or custom* inside Documentation/hid as well as drivers/iio/ doesn't yields anything related to hid custom sensor driver.Manual search inside the folders recursively also give the same result.I did this for kernel 3.18.x and 3.19.x.I inspired to find

Wireless, how to use dual band

2015-02-11 Thread Robert Clove
Hi, I have few laptops and two routers with dual band (TP-LINK TL-WDR3600 N600 WIRELESS DUAL BAND GIGABIT ROUTER) . What i am trying to achieve is if someone want to send msg to a an individual then one of the band should be used (eg 2.4GHz) and if someone want to send message to the group then

Re: workqueues - how to use them correctly

2015-02-11 Thread Arun KS
Hello Roshan, On Tue, Feb 10, 2015 at 2:20 PM, Roshan A roshan@gmail.com wrote: hi all, My question is regarding the correct use of workqueues. I have a driver which queues a work item in the interrupt handler. The bottom half function ( the workitem -function ) does have proper locking

Re: Replacing -custom in my New Kernel development configuration

2015-02-11 Thread s.rawat
Yes the headers are there in the sources of 3.18.5 kernel.But then I have to change all the references to linux/header_files.h in my modules to the path of kernel_source/include/linux/header_files.h.This could be corrective action.I am looking for preventive action . CONFIG_LOCALVERSION appends