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| author |   Christian Borntraeger <borntraeger@de.ibm.com> | 2014-09-19 15:46:02 +0200 |
|---|---|---|
| committer |   Martin Schwidefsky <schwidefsky@de.ibm.com> | 2014-09-25 10:52:06 +0200 |
| commit | b881dcfbf7fd89b2be801843b060b9ad77cc77e7 (patch) | |
| tree | 520b211cbbf6dac9df0c9804bc2331ca669ef6c1 /arch/s390/kernel/head.S | |
| parent | s390/rwlock: use directed yield for write-locked rwlocks (diff) | |
| download | linux-dev-b881dcfbf7fd89b2be801843b060b9ad77cc77e7.tar.xz linux-dev-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/kernel/head.S')
| -rw-r--r-- | arch/s390/kernel/head.S | 2 |
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 |