From: Sergey Matyukevich <geomatsi@gmail.com>
To: buildroot@busybox.net
Subject: [Buildroot] [PATCH v2 01/28] boot/arm-trusted-firmware: option to disable stack protection
Date: Thu, 10 Jun 2021 01:03:56 +0300 [thread overview]
Message-ID: <YME6zLv85ivVOkpi@curiosity> (raw)
In-Reply-To: <20210609234015.1de2583f@windsurf>
Hello Thomas,
> > +config BR2_TARGET_ARM_TRUSTED_FIRMWARE_DISABLE_SSP
> > + bool "Disable stack protection"
> > + help
> > + Select this option to explicitly disable stack protection checks in GCC.
> > + Such checks need to be disabled if ATF platform port does not implement
> > + plat_get_stack_protector_canary() hook.
>
> It's a bit annoying that we have to tell TF-A about this. If TF-A
> doesn't implement plat_get_stack_protector_canary() for a certain
> platform, why does it try to enable SSP ? It feels like something that
> should be fixed in TF-A.
TF-A does not attempt to enable those protection checks. This is
controlled by its ENABLE_STACK_PROTECTOR build flag, which default
value is 'none'. This is Buildroot who tries to enable TF-A stack
protection checks depending on BR2_SSP_* toolchain features only:
see arm-trusted-firmware.mk.
Regards,
Sergey
next prev parent reply other threads:[~2021-06-09 22:03 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-09 19:59 [Buildroot] [PATCH v2 00/28] sunxi: use mainline arm-trusted-firmware Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 01/28] boot/arm-trusted-firmware: option to disable stack protection Sergey Matyukevich
2021-06-09 21:40 ` Thomas Petazzoni
2021-06-09 22:03 ` Sergey Matyukevich [this message]
2021-06-10 6:36 ` Heiko Thiery
2021-06-10 19:26 ` Sergey Matyukevich
2021-06-10 14:10 ` Thomas Petazzoni
2021-06-09 19:59 ` [Buildroot] [PATCH v2 02/28] support/testing: switch TestATFAllwinner to mainline ATF Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 03/28] support/testing/tests/boot/test_atf: update U-Boot in TestATFAllwinner Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 04/28] configs/orangepi_zero_plus2_defconfig: switch to mainline ATF Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 05/28] configs/bananapi_m64_defconfig: " Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 06/28] configs/orangepi_zero_plus_defconfig: " Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 07/28] configs/orangepi_pc2_defconfig: " Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 08/28] configs/orangepi_prime_defconfig: " Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 09/28] configs/orangepi_win_defconfig: " Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 10/28] configs/friendlyarm_nanopi_a64_defconfig: " Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 11/28] configs/friendlyarm_nanopi_neo2_defconfig: " Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 12/28] configs/friendlyarm_nanopi_neo_plus2_defconfig: " Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 13/28] configs/amarula_a64_relic_defconfig: " Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 14/28] configs/olimex_a64_olinuxino_defconfig: " Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 15/28] configs/pine64_defconfig: " Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 16/28] configs/pine64_sopine_defconfig: " Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 17/28] configs/orangepi-zero-plus2: bump BSP versions Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 18/28] configs/bananapi_m64_defconfig: " Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 19/28] configs/orangepi_zero_plus_defconfig: " Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 20/28] configs/orangepi_pc2_defconfig: " Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 21/28] configs/orangepi_prime_defconfig: " Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 22/28] configs/orangepi_win_defconfig: " Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 23/28] configs/friendlyarm_nanopi_a64_defconfig: " Sergey Matyukevich
2021-06-09 19:59 ` [Buildroot] [PATCH v2 24/28] configs/friendlyarm_nanopi_neo2_defconfig: " Sergey Matyukevich
2021-06-09 20:00 ` [Buildroot] [PATCH v2 25/28] configs/friendlyarm_nanopi_neo_plus2_defconfig: " Sergey Matyukevich
2021-06-09 20:00 ` [Buildroot] [PATCH v2 26/28] configs/olimex_a64_olinuxino_defconfig: " Sergey Matyukevich
2021-06-09 20:00 ` [Buildroot] [PATCH v2 27/28] configs/pine64_defconfig: " Sergey Matyukevich
2021-06-09 20:00 ` [Buildroot] [PATCH v2 28/28] configs/pine64_sopine_defconfig: " Sergey Matyukevich
2021-06-10 13:22 ` [Buildroot] [PATCH v2 00/28] sunxi: use mainline arm-trusted-firmware Thomas Petazzoni
2021-06-10 19:37 ` Sergey Matyukevich
2021-06-24 21:25 ` Yann E. MORIN
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