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From: Matthew Wilcox <willy@infradead.org>
To: Ingo Molnar <mingo@kernel.org>,
	Josh Poimboeuf <jpoimboe@redhat.com>,
	Kees Cook <keescook@chromium.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	linux-kernel@vger.kernel.org
Cc: Matthew Wilcox <mawilcox@microsoft.com>
Subject: [PATCH] sparse doesn't support struct randomization
Date: Tue, 16 Jan 2018 18:45:39 -0800
Message-ID: <20180117024539.27354-1-willy@infradead.org> (raw)

From: Matthew Wilcox <mawilcox@microsoft.com>

Without this patch, I drown in a sea of unknown attribute warnings

Signed-off-by: Matthew Wilcox <mawilcox@microsoft.com>
---
 include/linux/compiler-gcc.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
index 2272ded07496..631354acfa72 100644
--- a/include/linux/compiler-gcc.h
+++ b/include/linux/compiler-gcc.h
@@ -219,7 +219,7 @@
 /* Mark a function definition as prohibited from being cloned. */
 #define __noclone	__attribute__((__noclone__, __optimize__("no-tracer")))
 
-#ifdef RANDSTRUCT_PLUGIN
+#if defined(RANDSTRUCT_PLUGIN) && !defined(__CHECKER__)
 #define __randomize_layout __attribute__((randomize_layout))
 #define __no_randomize_layout __attribute__((no_randomize_layout))
 #endif
-- 
2.15.1

             reply index

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-01-17  2:45 Matthew Wilcox [this message]
2018-01-17  3:55 ` Kees Cook

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