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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-05-11 08:55:10 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-05-11 08:55:10 +0200 |
| commit | 1cc18584e5acfd845464616b66fb2fd81eff467e (patch) | |
| tree | 4b16a54c9dd234c5fe9efb9b346249003b588e09 /lib/Kconfig.ubsan | |
| parent | serial: samsung: 32-bit access for TX/RX hold registers (diff) | |
| parent | Linux 5.7-rc5 (diff) | |
| download | linux-1cc18584e5acfd845464616b66fb2fd81eff467e.tar.xz linux-1cc18584e5acfd845464616b66fb2fd81eff467e.zip | |
Merge 5.7-rc5 into tty-next
We need the tty fixes in here too.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'lib/Kconfig.ubsan')
| -rw-r--r-- | lib/Kconfig.ubsan | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/lib/Kconfig.ubsan b/lib/Kconfig.ubsan index 48469c95d78e..929211039bac 100644 --- a/lib/Kconfig.ubsan +++ b/lib/Kconfig.ubsan @@ -60,18 +60,15 @@ config UBSAN_SANITIZE_ALL Enabling this option will get kernel image size increased significantly. -config UBSAN_NO_ALIGNMENT - bool "Disable checking of pointers alignment" - default y if HAVE_EFFICIENT_UNALIGNED_ACCESS +config UBSAN_ALIGNMENT + bool "Enable checks for pointers alignment" + default !HAVE_EFFICIENT_UNALIGNED_ACCESS + depends on !X86 || !COMPILE_TEST help - This option disables the check of unaligned memory accesses. - This option should be used when building allmodconfig. - Disabling this option on architectures that support unaligned + This option enables the check of unaligned memory accesses. + Enabling this option on architectures that support unaligned accesses may produce a lot of false positives. -config UBSAN_ALIGNMENT - def_bool !UBSAN_NO_ALIGNMENT - config TEST_UBSAN tristate "Module for testing for undefined behavior detection" depends on m |