On Sun, Jul 31, 2022 at 12:17:40PM +0200, Ard Biesheuvel wrote:
On Sun, 31 Jul 2022 at 12:05, Greg Kroah-Hartman gregkh@linuxfoundation.org wrote:
From: Greg Kroah-Hartman gregkh@linuxfoundation.org
The gcc build warning prevents all clang-built kernels from working properly, so comment it out to fix the build.
This is a -stable kernel only patch for now, it will be resolved differently in mainline releases in the future.
Cc: "Jason A. Donenfeld" Jason@zx2c4.com Cc: "Justin M. Forbes" jforbes@fedoraproject.org Cc: Ard Biesheuvel ardb@kernel.org Cc: Arnd Bergmann arnd@kernel.org Cc: Nicolas Pitre nico@linaro.org Cc: Nathan Chancellor nathan@kernel.org Cc: Nick Desaulniers ndesaulniers@google.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
arch/arm/lib/xor-neon.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/arm/lib/xor-neon.c b/arch/arm/lib/xor-neon.c index b99dd8e1c93f..7ba6cf826162 100644 --- a/arch/arm/lib/xor-neon.c +++ b/arch/arm/lib/xor-neon.c @@ -26,8 +26,9 @@ MODULE_LICENSE("GPL");
- While older versions of GCC do not generate incorrect code, they fail to
- recognize the parallel nature of these functions, and emit plain ARM code,
- which is known to be slower than the optimized ARM code in asm-arm/xor.h.
*/
- #warning This code requires at least version 4.6 of GCC
-#warning This code requires at least version 4.6 of GCC #endif
#pragma GCC diagnostic ignored "-Wunused-variable"
LGTM but doesn't Clang also complain about the GCC specific pragma?
I don't know, all clang builds always failed at the first #warning line :)