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September 27-30, 2021
Seattle, Washington, USA + Virtual
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Tuesday, September 28
 

11:00am PDT

(VIRTUAL) Extra Boot Configuration - Expanding Kernel and Init Boot Parameters - Masami Hiramatsu, Linaro Ltd.
Extra Boot Configuration allows you to pass the kernel and init boot parameters with new structured key-value format. Nowadays, there are so many kernel boot parameters and also systemd supports many (and sometimes long) boot parameters. It is clear that the single-line kernel cmdline is cramped for thosee parameters. Extra Boot Configuration ("bootconfig" in short) will solve this issue. This session will focus on the usage of the bootconfig instead of boot-time tracing. Thus this will explain how to use the bootconfig for writing the kernel and init boot parameters, and show the example usage of the bootconfig in the kernel boot time.
Speakers
avatar for Masami Hiramatsu

Masami Hiramatsu

Tech Lead, Linaro Ltd.
Masami has been a tech lead at Linaro since 2016. Masami has been working on the Linux kernel since 2002. He started working on the Linux Kernel State Tracer (LKST) and joined the SystemTap project. He has been a maintainer of the kprobes and its related features, including ftrace... Read More →

ELC2021 Extra Boot Configuration pdf
Tuesday September 28, 2021 11:00am - 11:50am PDT
MeetingPlay Platform + Virtual Learning Lab
  Linux Systems, System Boot
 

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