Man page - linux-check-removal(1)
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Manual
LINUX-CHECK-REMOVAL
NAMESYNOPSIS
DESCRIPTION
ENVIRONMENT VARIABLES
AUTHOR
NAME
linux-check-removal - check whether removal of a kernel is safe
SYNOPSIS
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linux-check-removal KERNEL-VER |
DESCRIPTION
linux-check-removal is intended to be called from the prerm maintainer scripts of Linux kernel packages.
The KERNEL-VER argument must be the kernel version string as shown by uname -r and used in filenames, not the package version.
If the currently running kernel matches KERNEL-VER , linux-check-removal normally prompts the user to confirm this potentially dangerous action and fails if the user chooses to abort. There are two exceptions to this behaviour:
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If the current environment is a chroot or container, it is assumed that the running kernel is independent of any installed kernel package and the command always quietly succeeds |
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If debconf prompts are disabled, the command warns if removing the running kernel but always succeeds |
ENVIRONMENT VARIABLES
DEBIAN_FRONTEND
Name of the preferred debconf front-end. If set to noninteractive , debconf prompts are disabled and linux-check-removal always quietly succeeds.
DPKG_MAINTSCRIPT_PACKAGE
Name of the package to be removed, automatically set by dpkg.
AUTHOR
linux-check-removal and this manual page were written by Ben Hutchings as part of the Debian linux-base package.