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Fixed some page entries

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2022-10-19 14:26:03 +05:30
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README.adoc
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@ -3435,10 +3435,10 @@ at the very end of the boot logs.
=== Init environment
Documented at https://www.kernel.org/doc/html/v4.14/admin-guide/kernel-parameters.html[]:
Documented at https://www.kernel.org/doc/html/latest/admin-guide/kernel-parameters.html[]:
____
The kernel parses parameters from the kernel command line up to "-"; if it doesn't recognize a parameter and it doesn't contain a '.', the parameter gets passed to init: parameters with '=' go into init's environment, others are passed as command line arguments to init. Everything after "-" is passed as an argument to init.
The kernel parses parameters from the kernel command line up to "--"; if it doesn't recognize a parameter and it doesn't contain a '.', the parameter gets passed to init: parameters with '=' go into init's environment, others are passed as command line arguments to init. Everything after "--" is passed as an argument to init.
____
And you can try it out with:
@ -3450,7 +3450,7 @@ And you can try it out with:
From the <<dry-run,generated QEMU command>>, we see that the kernel CLI at LKMC 69f5745d3df11d5c741551009df86ea6c61a09cf now contains:
....
init=/lkmc/linux/init_env_poweroff.out console=ttyS0 - lkmc_home=/lkmc asdf=qwer zxcv
init=/lkmc/linux/init_env_poweroff.out console=ttyS0 -- lkmc_home=/lkmc asdf=qwer zxcv
....
and the init program outputs:
@ -3458,14 +3458,13 @@ and the init program outputs:
....
args:
/lkmc/linux/init_env_poweroff.out
-
lkmc_home=/lkmc
asdf=qwer
zxcv
env:
HOME=/
TERM=linux
lkmc_home=/lkmc
asdf=qwer
....
Source: link:userland/linux/init_env_poweroff.c[].
@ -6089,7 +6088,7 @@ See also:
* https://unix.stackexchange.com/questions/48601/how-to-display-the-linux-kernel-command-line-parameters-given-for-the-current-bo
* https://askubuntu.com/questions/32654/how-do-i-find-the-boot-parameters-used-by-the-running-kernel
The arguments are documented in the kernel documentation: https://www.kernel.org/doc/html/v4.14/admin-guide/kernel-parameters.html
The arguments are documented in the kernel documentation: https://www.kernel.org/doc/html/latest/admin-guide/kernel-parameters.html
When dealing with real boards, extra command line options are provided on some magic bootloader configuration file, e.g.: