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authorJiri Kosina <jkosina@suse.cz>2017-05-02 11:02:41 +0200
committerJiri Kosina <jkosina@suse.cz>2017-05-02 11:02:41 +0200
commit4d6ca227c768b50b05cf183974b40abe444e9d0c (patch)
treebf953d8e895281053548b9967a2c4b58d641df00 /arch/ia64/kernel/entry.S
parent800f3eef8ebc1264e9c135bfa892c8ae41fa4792 (diff)
parentaf22a610bc38508d5ea760507d31be6b6983dfa8 (diff)
downloadtalos-op-linux-4d6ca227c768b50b05cf183974b40abe444e9d0c.tar.gz
talos-op-linux-4d6ca227c768b50b05cf183974b40abe444e9d0c.zip
Merge branch 'for-4.12/asus' into for-linus
Diffstat (limited to 'arch/ia64/kernel/entry.S')
-rw-r--r--arch/ia64/kernel/entry.S23
1 files changed, 0 insertions, 23 deletions
diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S
index 6f27a663177c..e7a716b09350 100644
--- a/arch/ia64/kernel/entry.S
+++ b/arch/ia64/kernel/entry.S
@@ -455,29 +455,6 @@ GLOBAL_ENTRY(load_switch_stack)
br.cond.sptk.many b7
END(load_switch_stack)
-GLOBAL_ENTRY(prefetch_stack)
- add r14 = -IA64_SWITCH_STACK_SIZE, sp
- add r15 = IA64_TASK_THREAD_KSP_OFFSET, in0
- ;;
- ld8 r16 = [r15] // load next's stack pointer
- lfetch.fault.excl [r14], 128
- ;;
- lfetch.fault.excl [r14], 128
- lfetch.fault [r16], 128
- ;;
- lfetch.fault.excl [r14], 128
- lfetch.fault [r16], 128
- ;;
- lfetch.fault.excl [r14], 128
- lfetch.fault [r16], 128
- ;;
- lfetch.fault.excl [r14], 128
- lfetch.fault [r16], 128
- ;;
- lfetch.fault [r16], 128
- br.ret.sptk.many rp
-END(prefetch_stack)
-
/*
* Invoke a system call, but do some tracing before and after the call.
* We MUST preserve the current register frame throughout this routine
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