2014-03-25 07:36:20 +00:00
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.\" Manpage for kpatch-build.
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.\" Contact udoseidel@gmx.de to correct errors or typos.
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.TH man 1 "23 Mar 2014" "1.0" "kpatch-build man page"
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.SH NAME
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kpatch-build \- build script
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.SH SYNOPSIS
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kpatch-build [options] <patch file>
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.SH DESCRIPTION
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This script takes a patch based on the version of the kernel
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currently running and creates a kernel module that will replace
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modified functions in the kernel such that the patched code takes
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effect.
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.SH OPTIONS
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-h|--help
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Show this help message
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2014-04-07 17:02:33 +00:00
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2017-12-21 17:15:57 +00:00
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-a|--archversion
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Specify the kernel arch version
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2014-04-07 17:02:33 +00:00
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-r|--sourcerpm
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Specify kernel source RPM
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2014-03-25 07:36:20 +00:00
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-s|--sourcedir
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Specify kernel source directory
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-c|--config
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Specify kernel config file
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2014-09-26 17:12:45 +00:00
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-v|--vmlinux
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Specify original vmlinux
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2017-12-21 17:15:57 +00:00
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-j|--jobs
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Specify the number of make jobs
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2014-09-26 17:12:45 +00:00
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-t|--target
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Specify custom kernel build targets
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2017-12-21 17:15:57 +00:00
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-n|--name
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Specify the name of the kpatch module
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-o|--output
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Specify output folder
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2014-09-26 17:12:45 +00:00
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-d|--debug
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Keep scratch files in /tmp
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2017-12-21 17:15:57 +00:00
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(can be specified multiple times)
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2019-02-21 14:47:47 +00:00
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-e|--oot-module
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Enable patching out-of-tree module,
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specify current version of module
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2021-05-25 22:20:59 +00:00
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-R|--non-replace
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Disable replace flag of KLP
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(replace is on by default)
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2017-12-21 17:15:57 +00:00
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--skip-cleanup
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Skip post-build cleanup
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2014-09-26 17:12:45 +00:00
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2021-01-27 10:41:49 +00:00
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--skip-compiler-check
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Skips check that ensures that the system compiler version and
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the compiler version that built the kernel match. Skipping this
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check is not recommended, but is useful if the exact compiler
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2014-10-01 18:57:53 +00:00
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version is not available or is not easily installed. Use
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2021-01-27 10:41:49 +00:00
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only when confident that the two versions of compiler output
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2014-10-01 18:57:53 +00:00
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identical objects for a given target. Otherwise, use of
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this option might result in unexpected changed objects
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being detected.
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2014-09-26 17:12:45 +00:00
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2014-03-25 07:36:20 +00:00
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.SH SEE ALSO
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kpatch(1)
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.SH BUGS
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No known bugs.
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.SH AUTHOR
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Udo Seidel (udoseidel@gmx.de)
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2014-03-25 16:12:50 +00:00
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.SH COPYRIGHT
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2014-03-25 07:36:20 +00:00
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Copyright (C) 2014: Seth Jennings <sjenning@redhat.com>, Copyright (C)
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2013,2014: Josh Poimboeuf <jpoimboe@redhat.com>
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