3 commits

Author	SHA1	Message	Date
Kees Cook	fc525d625a	kstack_erase: Fix missed export of renamed KSTACK_ERASE_CFLAGS ... Certain targets disable kstack_erase by filtering out KSTACK_ERASE_CFLAGS rather than adding DISABLE_KSTACK_ERASE. The renaming to kstack_erase missed the CFLAGS export, which broke those build targets (e.g. x86 vdso32). Fixes: 76261fc7d1 ("stackleak: Split KSTACK_ERASE_CFLAGS from GCC_PLUGINS_CFLAGS") Signed-off-by: Kees Cook <kees@kernel.org>	2025-07-29 17:17:46 -07:00
Kees Cook	a8f0b1f8ef	kstack_erase: Support Clang stack depth tracking ... Wire up CONFIG_KSTACK_ERASE to Clang 21's new stack depth tracking callback[1] option. Link: https://clang.llvm.org/docs/SanitizerCoverage.html#tracing-stack-depth [1] Acked-by: Nicolas Schier <n.schier@avm.de> Link: https://lore.kernel.org/r/20250724055029.3623499-4-kees@kernel.org Signed-off-by: Kees Cook <kees@kernel.org>	2025-07-26 14:28:35 -07:00
Kees Cook	76261fc7d1	stackleak: Split KSTACK_ERASE_CFLAGS from GCC_PLUGINS_CFLAGS ... In preparation for Clang stack depth tracking for KSTACK_ERASE, split the stackleak-specific cflags out of GCC_PLUGINS_CFLAGS into KSTACK_ERASE_CFLAGS. Link: https://lore.kernel.org/r/20250717232519.2984886-3-kees@kernel.org Signed-off-by: Kees Cook <kees@kernel.org>	2025-07-21 21:40:57 -07:00