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lto: Disable LTO for sys_ni
authorAndi Kleen <ak@linux.intel.com>
Sat, 8 Feb 2014 08:01:10 +0000 (09:01 +0100)
committerH. Peter Anvin <hpa@linux.intel.com>
Fri, 14 Feb 2014 04:24:53 +0000 (20:24 -0800)
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>
kernel/Makefile patch | blob | blame | history

diff --git a/kernel/Makefile b/kernel/Makefile
index bc010ee272b6cfec39892e6cb04b98cc06995e1a..31c26c61aaecb05bc6bc380cdc97b9503b90d2cf 100644 (file)
--- 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/