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Masahiro Yamada 5573b4daa2 kbuild: do not automatically add -w option to modpost
When there is a missing input file (vmlinux.o or Module.symvers), you
are likely to get a ton of unresolved symbols.

Currently, Kbuild automatically adds the -w option to allow module builds
to continue with warnings instead of errors.

This may not be what the user expects because it is generally more useful
to catch all possible issues at build time instead of at run time.

Let's not do what the user did not ask.

If you still want to build modules anyway, you can proceed by explicitly
setting KBUILD_MODPOST_WARN=1. Since you may miss a real issue, you need
to be aware of what you are doing.

Suggested-by: William McVicker <willmcvicker@google.com>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Tested-by: Will McVicker <willmcvicker@google.com>
2023-02-05 18:51:22 +09:00
Documentation scripts: remove bin2c 2023-01-26 12:43:33 +09:00
LICENSES LICENSES: Add the copyleft-next-0.3.1 license 2022-11-08 15:44:01 +01:00
arch powerpc/vdso: Filter clang's auto var init zero enabler when linking 2023-02-05 18:51:22 +09:00
block block-6.2-2023-01-20 2023-01-20 12:44:41 -08:00
certs kbuild: do not print extra logs for V=2 2023-01-22 23:43:32 +09:00
crypto This update includes the following changes: 2022-12-14 12:31:09 -08:00
drivers drm/amd/display: Do not add '-mhard-float' to dml_ccflags for clang 2023-01-26 12:43:11 +09:00
fs ext4: deal with legacy signed xattr name hash values 2023-01-21 10:14:47 -08:00
include USB / Thunderbolt fixes for 6.2-rc5 2023-01-21 11:10:03 -08:00
init scripts: remove bin2c 2023-01-26 12:43:33 +09:00
io_uring io_uring/poll: don't reissue in case of poll race on multishot request 2023-01-20 15:11:54 -07:00
ipc Non-MM patches for 6.2-rc1. 2022-12-12 17:28:58 -08:00
kernel kheaders: use standard naming for the temporary directory 2023-01-22 23:43:34 +09:00
lib v6.2 second rc pull request 2023-01-20 14:15:51 -08:00
mm slab fixes for 6.2-rc5 2023-01-19 12:24:39 -08:00
net tcp: fix rate_app_limited to default to 1 2023-01-20 13:23:35 +00:00
rust kbuild: rust: move rust/target.json to scripts/ 2023-01-22 23:43:33 +09:00
samples Char/Misc driver changes for 6.2-rc1 2022-12-16 03:49:24 -08:00
scripts kbuild: do not automatically add -w option to modpost 2023-02-05 18:51:22 +09:00
security tomoyo: Update website link 2023-01-13 23:11:38 +09:00
sound sound fixes for 6.2-rc4 2023-01-13 08:20:29 -06:00
tools linux-kselftest-fixes-6.2-rc5 2023-01-20 11:35:21 -08:00
usr usr/gen_init_cpio.c: remove unnecessary -1 values from int file 2022-10-03 14:21:44 -07:00
virt KVM: Ensure lockdep knows about kvm->lock vs. vcpu->mutex ordering rule 2023-01-11 13:32:21 -05:00
.clang-format iommufd for 6.2 2022-12-14 09:15:43 -08:00
.cocciconfig
.get_maintainer.ignore get_maintainer: add Alan to .get_maintainer.ignore 2022-08-20 15:17:44 -07:00
.gitattributes .gitattributes: use 'dts' diff driver for dts files 2019-12-04 19:44:11 -08:00
.gitignore .gitignore: update the command to check tracked files being ignored 2023-01-22 23:43:32 +09:00
.mailmap 21 hotfixes. Thirteen of these address pre-6.1 issues and hence have 2023-01-16 16:36:39 -08:00
.rustfmt.toml rust: add `.rustfmt.toml` 2022-09-28 09:02:20 +02:00
COPYING COPYING: state that all contributions really are covered by this file 2020-02-10 13:32:20 -08:00
CREDITS MAINTAINERS: zram: zsmalloc: Add an additional co-maintainer 2022-12-15 16:37:49 -08:00
Kbuild Kbuild updates for v6.1 2022-10-10 12:00:45 -07:00
Kconfig kbuild: ensure full rebuild when the compiler is updated 2020-05-12 13:28:33 +09:00
MAINTAINERS MAINTAINERS: fix kbuild repo branch 2023-01-22 23:43:33 +09:00
Makefile powerpc/vdso: Filter clang's auto var init zero enabler when linking 2023-02-05 18:51:22 +09:00
README Drop all 00-INDEX files from Documentation/ 2018-09-09 15:08:58 -06:00

README

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.