From: Andi Kleen <ak@linux.intel.com>
Date: Sat, 8 Feb 2014 08:01:10 +0000 (+0100)
Subject: lto: Disable LTO for sys_ni
X-Git-Tag: firefly_0821_release~176^2~4223^2~6
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=58edae3aac9f2ccd1afb12ea08127e840a0a706c;p=firefly-linux-kernel-4.4.55.git

lto: Disable LTO for sys_ni

The assembler alias code in cond_syscall does not work
when compiled for LTO. Just disable LTO for that file.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Link: http://lkml.kernel.org/r/1391846481-31491-6-git-send-email-ak@linux.intel.com
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
---

diff --git a/kernel/Makefile b/kernel/Makefile
index bc010ee272b6..31c26c61aaec 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -18,6 +18,9 @@ CFLAGS_REMOVE_cgroup-debug.o = -pg
 CFLAGS_REMOVE_irq_work.o = -pg
 endif
 
+# cond_syscall is currently not LTO compatible
+CFLAGS_sys_ni.o = $(DISABLE_LTO)
+
 obj-y += sched/
 obj-y += locking/
 obj-y += power/