Files
poky/meta/recipes-kernel/kmod/kmod.inc
Gavin Li 99b43fd223 kmod: do not symlink config.guess/config.sub during autoreconf
I was encountering the following race condition on poky:

- automake-native does do_install.
- automake-native does do_populate_sysroot. This hardlinks config.guess
  and config.sub into ${D}.
- kmod-native does do_configure. This runs `autoreconf`, which runs
  `automake --add-missing` (symlinks config.guess/config.sub from
  recipe-sysroot-native to build dir), then runs `gnu-configize` (copies
  _its own_ config.guess/config.sub _on top_ of the already existing
  ones). Since the destinations already had symlinks, the copy would
  overwrite config.guess/config.sub in recipe-sysroot-native, which
  would in turn overwrite the same in ${D} due to being hardlinked.
- automake-native does do_package. The outhash is thus calculated on the
  clobbered config.guess/config.sub files.

With hash equivalency enabled, the different outhash produced a
different unihash, which kept me from reusing sstate between my laptop
and my build server. This race condition would happen only on the build
server (BB_NUMBER_THREADS = 32) but never on my laptop
(BB_NUMBER_THREADS = 6).

I didn't see the --install and --symlink flags being used by any other
recipe, so I removed them, and that fixed the issue.

(From OE-Core rev: 38026e5f94228506ea110f725148d335495265e8)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit 89d675efd633b495daa4a3a57420b9c309497035)
Signed-off-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
2021-04-30 14:37:37 +01:00

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# Copyright (C) 2012 Khem Raj <raj.khem@gmail.com>
# Released under the MIT license (see COPYING.MIT for the terms)
SUMMARY = "Tools for managing Linux kernel modules"
DESCRIPTION = "kmod is a set of tools to handle common tasks with Linux kernel modules like \
insert, remove, list, check properties, resolve dependencies and aliases."
HOMEPAGE = "http://kernel.org/pub/linux/utils/kernel/kmod/"
LICENSE = "GPL-2.0+ & LGPL-2.1+"
LICENSE_libkmod = "LGPL-2.1+"
SECTION = "base"
LIC_FILES_CHKSUM = "file://COPYING;md5=a6f89e2100d9b6cdffcea4f398e37343 \
file://libkmod/COPYING;md5=a6f89e2100d9b6cdffcea4f398e37343 \
"
inherit autotools gtk-doc pkgconfig manpages
SRCREV = "58133a96c894c043e48c74ddf0bfe8db90bac62f"
# Lookout for PV bump too when SRCREV is changed
PV = "26"
SRC_URI = "git://git.kernel.org/pub/scm/utils/kernel/kmod/kmod.git \
file://depmod-search.conf \
file://0001-build-Stop-using-dolt.patch \
file://avoid_parallel_tests.patch \
"
S = "${WORKDIR}/git"
EXTRA_OECONF +=" --enable-tools --with-zlib"
PACKAGECONFIG[debug] = "--enable-debug,--disable-debug"
PACKAGECONFIG[logging] = " --enable-logging,--disable-logging"
PACKAGECONFIG[manpages] = "--enable-manpages, --disable-manpages, libxslt-native xmlto-native"
GTKDOC_DOCDIR = "${S}/libkmod/docs"