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authorChristian Borntraeger <borntraeger@de.ibm.com>2014-09-19 15:46:02 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2014-09-25 10:52:06 +0200
commitb881dcfbf7fd89b2be801843b060b9ad77cc77e7 (patch)
tree520b211cbbf6dac9df0c9804bc2331ca669ef6c1 /arch/s390
parentd59b93da5e572703e1a7311c13dd3472a4e56e30 (diff)
downloadblackbird-op-linux-b881dcfbf7fd89b2be801843b060b9ad77cc77e7.tar.gz
blackbird-op-linux-b881dcfbf7fd89b2be801843b060b9ad77cc77e7.zip
s390/head.s: use zero as address for stfl
The architecture suggests to use address 0 as parameter for stfl, to allow for future extensions. Using __LC_STFL_FAC_LIST (0x200) shows which address is used, but might be not future proof. Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390')
-rw-r--r--arch/s390/kernel/head.S2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/kernel/head.S b/arch/s390/kernel/head.S
index e88d35d74950..d62eee11f0b5 100644
--- a/arch/s390/kernel/head.S
+++ b/arch/s390/kernel/head.S
@@ -398,7 +398,7 @@ ENTRY(startup_kdump)
xc __LC_STFL_FAC_LIST(8),__LC_STFL_FAC_LIST
#ifndef CONFIG_MARCH_G5
# check capabilities against MARCH_{G5,Z900,Z990,Z9_109,Z10}
- .insn s,0xb2b10000,__LC_STFL_FAC_LIST # store facility list
+ .insn s,0xb2b10000,0 # store facilities @ __LC_STFL_FAC_LIST
tm __LC_STFL_FAC_LIST,0x01 # stfle available ?
jz 0f
la %r0,1
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