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eaf2213ba5
If *.conf.default is updated, builtin-policy.h should be rebuilt,
but this does not work when compiled with O= option.
[Without this commit]
$ touch security/tomoyo/policy/exception_policy.conf.default
$ make O=/tmp security/tomoyo/
make[1]: Entering directory '/tmp'
GEN Makefile
CALL /home/masahiro/ref/linux/scripts/checksyscalls.sh
DESCEND objtool
make[1]: Leaving directory '/tmp'
[With this commit]
$ touch security/tomoyo/policy/exception_policy.conf.default
$ make O=/tmp security/tomoyo/
make[1]: Entering directory '/tmp'
GEN Makefile
CALL /home/masahiro/ref/linux/scripts/checksyscalls.sh
DESCEND objtool
POLICY security/tomoyo/builtin-policy.h
CC security/tomoyo/common.o
AR security/tomoyo/built-in.a
make[1]: Leaving directory '/tmp'
$(srctree)/ is essential because $(wildcard ) does not follow VPATH.
Fixes: f02dee2d14 ("tomoyo: Do not generate empty policy files")
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
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.