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| author | Vasily Gorbik <gor@linux.vnet.ibm.com> | 2017-10-27 12:44:48 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2017-11-02 12:32:46 +0100 |
| commit | 2a2d7befd40c95fd0d27d14edd0ec3b479fcf21f (patch) | |
| tree | 82e516106ebc44705b0bd9833957d54b08ed45a7 /arch/s390 | |
| parent | 3b42c17a7e264ce4b351d2de205d4c39f725af0f (diff) | |
| download | blackbird-op-linux-2a2d7befd40c95fd0d27d14edd0ec3b479fcf21f.tar.gz blackbird-op-linux-2a2d7befd40c95fd0d27d14edd0ec3b479fcf21f.zip | |
s390/nmi: avoid using long-displacement facility
__LC_MCESAD is currently 4528 /* offsetof(struct lowcore, mcesad) */
that would require long-displacement facility for lg, which we don't
have on z900.
Fixes: 3037a52f9846 ("s390/nmi: do register validation as early as possible")
Signed-off-by: Vasily Gorbik <gor@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390')
| -rw-r--r-- | arch/s390/kernel/entry.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S index 9887d3ed6eb1..8a0b54e7e946 100644 --- a/arch/s390/kernel/entry.S +++ b/arch/s390/kernel/entry.S @@ -964,7 +964,7 @@ ENTRY(mcck_int_handler) la %r14,4095 lctlg %c0,%c15,__LC_CREGS_SAVE_AREA-4095(%r14) # validate ctl regs ptlb - lg %r11,__LC_MCESAD # extended machine check save area + lg %r11,__LC_MCESAD-4095(%r14) # extended machine check save area nill %r11,0xfc00 # MCESA_ORIGIN_MASK TSTMSK __LC_CREGS_SAVE_AREA+16-4095(%r14),CR2_GUARDED_STORAGE jno 0f |
