diff options
-rw-r--r-- | recipes-kernel/linux/linux-veyron/0001-add-support-for-gcc6.patch | 86 | ||||
-rw-r--r-- | recipes-kernel/linux/linux-veyron_3.14.0.bb | 1 |
2 files changed, 87 insertions, 0 deletions
diff --git a/recipes-kernel/linux/linux-veyron/0001-add-support-for-gcc6.patch b/recipes-kernel/linux/linux-veyron/0001-add-support-for-gcc6.patch new file mode 100644 index 0000000..cdaae8c --- /dev/null +++ b/recipes-kernel/linux/linux-veyron/0001-add-support-for-gcc6.patch @@ -0,0 +1,86 @@ +From 8c1cc93719587418bb95e6d11aab0171d56ebd32 Mon Sep 17 00:00:00 2001 +From: Trevor Woerner <twoerner@gmail.com> +Date: Tue, 10 Apr 2018 01:24:37 -0400 +Subject: [PATCH] add support for gcc6 + +Signed-off-by: Trevor Woerner <twoerner@gmail.com> +--- + include/linux/compiler-gcc6.h | 66 +++++++++++++++++++++++++++++++++++ + 1 file changed, 66 insertions(+) + create mode 100644 include/linux/compiler-gcc6.h + +diff --git a/include/linux/compiler-gcc6.h b/include/linux/compiler-gcc6.h +new file mode 100644 +index 000000000000..cdd1cc202d51 +--- /dev/null ++++ b/include/linux/compiler-gcc6.h +@@ -0,0 +1,66 @@ ++#ifndef __LINUX_COMPILER_H ++#error "Please don't include <linux/compiler-gcc5.h> directly, include <linux/compiler.h> instead." ++#endif ++ ++#define __used __attribute__((__used__)) ++#define __must_check __attribute__((warn_unused_result)) ++#define __compiler_offsetof(a, b) __builtin_offsetof(a, b) ++ ++/* Mark functions as cold. gcc will assume any path leading to a call ++ to them will be unlikely. This means a lot of manual unlikely()s ++ are unnecessary now for any paths leading to the usual suspects ++ like BUG(), printk(), panic() etc. [but let's keep them for now for ++ older compilers] ++ ++ Early snapshots of gcc 4.3 don't support this and we can't detect this ++ in the preprocessor, but we can live with this because they're unreleased. ++ Maketime probing would be overkill here. ++ ++ gcc also has a __attribute__((__hot__)) to move hot functions into ++ a special section, but I don't see any sense in this right now in ++ the kernel context */ ++#define __cold __attribute__((__cold__)) ++ ++#define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __COUNTER__) ++ ++#ifndef __CHECKER__ ++# define __compiletime_warning(message) __attribute__((warning(message))) ++# define __compiletime_error(message) __attribute__((error(message))) ++#endif /* __CHECKER__ */ ++ ++/* ++ * Mark a position in code as unreachable. This can be used to ++ * suppress control flow warnings after asm blocks that transfer ++ * control elsewhere. ++ * ++ * Early snapshots of gcc 4.5 don't support this and we can't detect ++ * this in the preprocessor, but we can live with this because they're ++ * unreleased. Really, we need to have autoconf for the kernel. ++ */ ++#define unreachable() __builtin_unreachable() ++ ++/* Mark a function definition as prohibited from being cloned. */ ++#define __noclone __attribute__((__noclone__)) ++ ++/* ++ * Tell the optimizer that something else uses this function or variable. ++ */ ++#define __visible __attribute__((externally_visible)) ++ ++/* ++ * GCC 'asm goto' miscompiles certain code sequences: ++ * ++ * http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58670 ++ * ++ * Work it around via a compiler barrier quirk suggested by Jakub Jelinek. ++ * Fixed in GCC 4.8.2 and later versions. ++ * ++ * (asm goto is automatically volatile - the naming reflects this.) ++ */ ++#define asm_volatile_goto(x...) do { asm goto(x); asm (""); } while (0) ++ ++#ifdef CONFIG_ARCH_USE_BUILTIN_BSWAP ++#define __HAVE_BUILTIN_BSWAP32__ ++#define __HAVE_BUILTIN_BSWAP64__ ++#define __HAVE_BUILTIN_BSWAP16__ ++#endif /* CONFIG_ARCH_USE_BUILTIN_BSWAP */ +-- +2.17.0.rc2.3.gc2a499e6c + diff --git a/recipes-kernel/linux/linux-veyron_3.14.0.bb b/recipes-kernel/linux/linux-veyron_3.14.0.bb index 881480e..0bcc69f 100644 --- a/recipes-kernel/linux/linux-veyron_3.14.0.bb +++ b/recipes-kernel/linux/linux-veyron_3.14.0.bb @@ -11,6 +11,7 @@ SRC_URI = "git://chromium.googlesource.com/chromiumos/third_party/kernel;protoco file://0002-mwifiex-do-not-create-AP-and-P2P-interfaces-upon-dri.patch \ file://0003-UPSTREAM-soc-rockchip-add-handler-for-usb-uart-funct.patch \ file://0004-fix-brcmfmac-oops-and-race-condition.patch \ + file://0001-add-support-for-gcc6.patch \ file://defconfig" SRCREV = "6fa09265d61db1c29203c8194badebcfee86d97f" |