diff options
Diffstat (limited to 'arch/s390/kernel')
| -rw-r--r-- | arch/s390/kernel/swsusp_asm64.S | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/s390/kernel/swsusp_asm64.S b/arch/s390/kernel/swsusp_asm64.S index 6b09fdffbd2f..ca6294645dd3 100644 --- a/arch/s390/kernel/swsusp_asm64.S +++ b/arch/s390/kernel/swsusp_asm64.S | |||
| @@ -177,6 +177,17 @@ restart_entry: | |||
| 177 | lhi %r1,1 | 177 | lhi %r1,1 |
| 178 | sigp %r1,%r0,SIGP_SET_ARCHITECTURE | 178 | sigp %r1,%r0,SIGP_SET_ARCHITECTURE |
| 179 | sam64 | 179 | sam64 |
| 180 | #ifdef CONFIG_SMP | ||
| 181 | larl %r1,smp_cpu_mt_shift | ||
| 182 | icm %r1,15,0(%r1) | ||
| 183 | jz smt_done | ||
| 184 | llgfr %r1,%r1 | ||
| 185 | smt_loop: | ||
| 186 | sigp %r1,%r0,SIGP_SET_MULTI_THREADING | ||
| 187 | brc 8,smt_done /* accepted */ | ||
| 188 | brc 2,smt_loop /* busy, try again */ | ||
| 189 | smt_done: | ||
| 190 | #endif | ||
| 180 | larl %r1,.Lnew_pgm_check_psw | 191 | larl %r1,.Lnew_pgm_check_psw |
| 181 | lpswe 0(%r1) | 192 | lpswe 0(%r1) |
| 182 | pgm_check_entry: | 193 | pgm_check_entry: |