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authorJani Nikula <jani.nikula@intel.com>2017-09-28 15:56:49 +0300
committerJani Nikula <jani.nikula@intel.com>2017-09-28 15:56:49 +0300
commit32f35b863451884e856f0f577474740561a87fad (patch)
tree2d1d55c7e2d23e27197bf84246c5f23070eb0fce /include/linux/compiler-gcc.h
parentdrm/i915: Allow optimized platform checks (diff)
parentMerge branch 'drm-next-4.15' of git://people.freedesktop.org/~agd5f/linux into drm-next (diff)
downloadwireguard-linux-32f35b863451884e856f0f577474740561a87fad.tar.xz
wireguard-linux-32f35b863451884e856f0f577474740561a87fad.zip
Merge drm-upstream/drm-next into drm-intel-next-queued
Need MST sideband message transaction to power up/down nodes. Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to '')
-rw-r--r--include/linux/compiler-gcc.h13
1 files changed, 2 insertions, 11 deletions
diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
index bdb80c4aef6e..16d41de92ee3 100644
--- a/include/linux/compiler-gcc.h
+++ b/include/linux/compiler-gcc.h
@@ -166,6 +166,8 @@
#if GCC_VERSION >= 40100
# define __compiletime_object_size(obj) __builtin_object_size(obj, 0)
+
+#define __nostackprotector __attribute__((__optimize__("no-stack-protector")))
#endif
#if GCC_VERSION >= 40300
@@ -201,17 +203,6 @@
#endif
#endif
-#ifdef CONFIG_STACK_VALIDATION
-#define annotate_unreachable() ({ \
- asm("%c0:\t\n" \
- ".pushsection .discard.unreachable\t\n" \
- ".long %c0b - .\t\n" \
- ".popsection\t\n" : : "i" (__LINE__)); \
-})
-#else
-#define annotate_unreachable()
-#endif
-
/*
* Mark a position in code as unreachable. This can be used to
* suppress control flow warnings after asm blocks that transfer