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linux/scripts/gcc-plugins
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Kees Cook ba115f6c3a randstruct: Fix gcc-plugin performance mode to stay in group 
commit 381fdb73d1 upstream.

The performance mode of the gcc-plugin randstruct was shuffling struct
members outside of the cache-line groups. Limit the range to the
specified group indexes.

Cc: linux-hardening@vger.kernel.org
Cc: stable@vger.kernel.org
Reported-by: Lukas Loidolt <e1634039@student.tuwien.ac.at>
Closes: https://lore.kernel.org/all/f3ca77f0-e414-4065-83a5-ae4c4d25545d@student.tuwien.ac.at
Fixes: 313dd1b629 ("gcc-plugins: Add the randstruct plugin")
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-11-28 16:56:26 +00:00
..
.gitignore .gitignore: prefix local generated files with a slash 2021-05-02 00:43:35 +09:00
arm_ssp_per_task_plugin.c gcc-plugins: arm_ssp_per_task_plugin: Fix for older GCC < 6 2019-05-10 15:35:01 -07:00
cyc_complexity_plugin.c gcc-plugins: Replace HTTP links with HTTPS ones 2020-07-13 09:29:09 -07:00
gcc-common.h gcc-plugins: Reorganize gimple includes for GCC 13 2023-06-14 11:12:59 +02:00
gcc-generate-gimple-pass.h gcc-plugins: remove code for GCC versions older than 4.9 2020-12-04 14:09:41 -08:00
gcc-generate-ipa-pass.h gcc-plugins: remove code for GCC versions older than 4.9 2020-12-04 14:09:41 -08:00
gcc-generate-rtl-pass.h gcc-plugins: remove code for GCC versions older than 4.9 2020-12-04 14:09:41 -08:00
gcc-generate-simple_ipa-pass.h gcc-plugins: remove code for GCC versions older than 4.9 2020-12-04 14:09:41 -08:00
gen-random-seed.sh scripts: make some scripts executable 2021-08-10 09:13:25 +09:00
Kconfig gcc-plugins: simplify GCC plugin-dev capability test 2020-12-04 14:09:55 -08:00
latent_entropy_plugin.c gcc-plugins: latent_entropy: use /dev/urandom 2022-04-20 09:34:18 +02:00
Makefile kbuild: rebuild GCC plugins when the compiler is upgraded 2021-03-11 14:40:50 +09:00
randomize_layout_plugin.c randstruct: Fix gcc-plugin performance mode to stay in group 2023-11-28 16:56:26 +00:00
sancov_plugin.c gcc-plugins: remove code for GCC versions older than 4.9 2020-12-04 14:09:41 -08:00
stackleak_plugin.c gcc-plugins/stackleak: Exactly match strings instead of prefixes 2022-04-08 14:23:54 +02:00
structleak_plugin.c gcc-plugins: structleak: remove unneeded variable 'ret' 2021-03-01 19:19:44 -08:00