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authorLinus Torvalds <torvalds@linux-foundation.org>2017-09-01 03:56:56 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2017-09-01 03:56:56 +0300
commit1b2614f1dd687d79d413cf34f69b003bbe385709 (patch)
treeee8235dffc263a9e1113d9935f5bbe920f5a82ec /include
parentea25c43179462e342d4a0e66c3f6a5f53514da05 (diff)
parente66186920bff278b18ebe460c710c7b0e0cfdf6e (diff)
downloadlinux-1b2614f1dd687d79d413cf34f69b003bbe385709.tar.xz
Merge branch 'akpm' (patches from Andrew)
Merge more fixes from Andrew Morton: "6 fixes" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: scripts/dtc: fix '%zx' warning include/linux/compiler.h: don't perform compiletime_assert with -O0 mm, madvise: ensure poisoned pages are removed from per-cpu lists mm, uprobes: fix multiple free of ->uprobes_state.xol_area kernel/kthread.c: kthread_worker: don't hog the cpu mm,page_alloc: don't call __node_reclaim() with oom_lock held.
Diffstat (limited to 'include')
-rw-r--r--include/linux/compiler.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/compiler.h b/include/linux/compiler.h
index eca8ad75e28b..043b60de041e 100644
--- a/include/linux/compiler.h
+++ b/include/linux/compiler.h
@@ -517,7 +517,8 @@ static __always_inline void __write_once_size(volatile void *p, void *res, int s
# define __compiletime_error_fallback(condition) do { } while (0)
#endif
-#define __compiletime_assert(condition, msg, prefix, suffix) \
+#ifdef __OPTIMIZE__
+# define __compiletime_assert(condition, msg, prefix, suffix) \
do { \
bool __cond = !(condition); \
extern void prefix ## suffix(void) __compiletime_error(msg); \
@@ -525,6 +526,9 @@ static __always_inline void __write_once_size(volatile void *p, void *res, int s
prefix ## suffix(); \
__compiletime_error_fallback(__cond); \
} while (0)
+#else
+# define __compiletime_assert(condition, msg, prefix, suffix) do { } while (0)
+#endif
#define _compiletime_assert(condition, msg, prefix, suffix) \
__compiletime_assert(condition, msg, prefix, suffix)