Kernel Loopback Support

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How to add loop device support in the existing Android ...

    https://www.quora.com/How-do-I-add-loop-device-support-in-the-existing-Android-Kernel
    Thanks for the A2A. I do not know wheteher any of the stock phones come with a kernel that has loop device support enabled. I presume you are sure this isn’t so for your device. In general, procedure to build Android kernels is at: Building Kernel...

How to find out if my Device's Kernel has Loop Device Support

    https://android.stackexchange.com/questions/25396/how-to-find-out-if-my-devices-kernel-has-loop-device-support
    How to find out if my Device's Kernel has Loop Device Support. Ask Question ... Like any non-trivial feature, a lot of things are required to make loopback device works, CONFIG_BLK_DEV_LOOP is just one of them, ... Unzip the kernel_config.gz and open it up in a notepad or text editor and search it.

[EXPERIMENTAL,v1,1/4] RDMA/cma: Add support for loopback ...

    https://patchwork.kernel.org/patch/10831261/
    In order to support loopback rdma device, support resolving loopback addresses to their respective rdma device. Signed-off-by: Parav Pandit <[email protected] ...

Are nfs loopback mounts supported on SLES? Support SUSE

    https://www.suse.com/support/kb/doc/?id=7017638
    The fixes which were required for use of loopback mounts were also added to SLES 11 SP3 LTSS kernel 3.0.101-47.106.59, which is expected to be the final LTSS kernel for SLES 11 SP3. Note that a contract for LTSS (Long Term ServicePack Support) is necessary to …

3. Configuring the kernel - Linux Documentation Project

    http://tldp.org/HOWTO/Cryptoloop-HOWTO/kernel-configuration.html
    3. Configuring the kernel In order to use Cryptoloop, you need to activate a few kernel options. ... If you are not familiar with building a 2.6 kernel, you should refer to the Linux Kernel HOWTO. The following instructions just give the minimal steps. ... The option should show up as soon as you enable general loopback support.

3. How To Create a Loopback Root Device

    http://www.tldp.org/HOWTO/archived/Loopback-Root-FS/Loopback-Root-FS-3.html
    3.2 Creating the Linux Kernel. I created the loopback device using Linux kernel version 2.0.31, other versions should also work, but they must have at least the options listed below. The kernel options that you will need to enable are the following: RAM disk support (CONFIG_BLK_DEV_RAM). Initial RAM disk (initrd) support (CONFIG_BLK_DEV_INITRD).

[4/4] spi: loopback-test: added support for HW-loopback ...

    https://patchwork.kernel.org/patch/7883291/
    Dec 18, 2015 · From: Martin Sperl <[email protected]> If the module parameter "loopback" for testing RX to match TX is not set and the spi_master supports SPI_LOOP then SPI_LOOP as well as RX-data testing will get enabled. When the "loopback" module parameter is set then the SPI_LOOP support in spi_master will not get enabled, which means that MOSI needs to get connected to MISO …

Loop device - Wikipedia

    https://en.wikipedia.org/wiki/Loop_device
    The management user interface for the loop device is losetup, which is part of the package util-linux. Sometimes, the loop device is erroneously referred to as loopback device, but this term is reserved for a networking device in operating systems. The concept of the loop device is distinct.

35. Kernel NIC Interface — Data Plane Development Kit 19 ...

    http://doc.dpdk.org/guides/prog_guide/kernel_nic_interface.html
    Without any parameters, only one kernel thread is created for all KNI devices for packet receiving in kernel side, loopback mode is disabled, and the default carrier state of KNI interfaces is set to off. #

SocketCAN - Controller Area Network — The Linux Kernel ...

    https://www.kernel.org/doc/html/v4.17/networking/can.html
    As described in Local Loopback of Sent Frames the CAN network device driver should support a local loopback functionality similar to the local echo e.g. of tty devices. In this case the driver flag IFF_ECHO has to be set to prevent the PF_CAN core from locally echoing sent frames (aka loopback) as fallback solution: ... Since Linux Kernel ...



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