diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/s390/kernel/entry.S | 1 | ||||
| -rw-r--r-- | arch/s390/kernel/entry64.S | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S index cc30d1fb000c..0dc2b6d0a1ec 100644 --- a/arch/s390/kernel/entry.S +++ b/arch/s390/kernel/entry.S | |||
| @@ -266,6 +266,7 @@ sysc_sigpending: | |||
| 266 | tm __TI_flags+3(%r12),_TIF_SYSCALL | 266 | tm __TI_flags+3(%r12),_TIF_SYSCALL |
| 267 | jno sysc_return | 267 | jno sysc_return |
| 268 | lm %r2,%r7,__PT_R2(%r11) # load svc arguments | 268 | lm %r2,%r7,__PT_R2(%r11) # load svc arguments |
| 269 | l %r10,__TI_sysc_table(%r12) # 31 bit system call table | ||
| 269 | xr %r8,%r8 # svc 0 returns -ENOSYS | 270 | xr %r8,%r8 # svc 0 returns -ENOSYS |
| 270 | clc __PT_INT_CODE+2(2,%r11),BASED(.Lnr_syscalls+2) | 271 | clc __PT_INT_CODE+2(2,%r11),BASED(.Lnr_syscalls+2) |
| 271 | jnl sysc_nr_ok # invalid svc number -> do svc 0 | 272 | jnl sysc_nr_ok # invalid svc number -> do svc 0 |
diff --git a/arch/s390/kernel/entry64.S b/arch/s390/kernel/entry64.S index 2b2188b97c6a..e5b43c97a834 100644 --- a/arch/s390/kernel/entry64.S +++ b/arch/s390/kernel/entry64.S | |||
| @@ -297,6 +297,7 @@ sysc_sigpending: | |||
| 297 | tm __TI_flags+7(%r12),_TIF_SYSCALL | 297 | tm __TI_flags+7(%r12),_TIF_SYSCALL |
| 298 | jno sysc_return | 298 | jno sysc_return |
| 299 | lmg %r2,%r7,__PT_R2(%r11) # load svc arguments | 299 | lmg %r2,%r7,__PT_R2(%r11) # load svc arguments |
| 300 | lg %r10,__TI_sysc_table(%r12) # address of system call table | ||
| 300 | lghi %r8,0 # svc 0 returns -ENOSYS | 301 | lghi %r8,0 # svc 0 returns -ENOSYS |
| 301 | llgh %r1,__PT_INT_CODE+2(%r11) # load new svc number | 302 | llgh %r1,__PT_INT_CODE+2(%r11) # load new svc number |
| 302 | cghi %r1,NR_syscalls | 303 | cghi %r1,NR_syscalls |