diff options
Diffstat (limited to 'arch/blackfin/mach-common/entry.S')
| -rw-r--r-- | arch/blackfin/mach-common/entry.S | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/arch/blackfin/mach-common/entry.S b/arch/blackfin/mach-common/entry.S index bc08c98d008..f96933f48a7 100644 --- a/arch/blackfin/mach-common/entry.S +++ b/arch/blackfin/mach-common/entry.S @@ -268,7 +268,7 @@ ENTRY(_handle_bad_cplb) /* To get here, we just tried and failed to change a CPLB * so, handle things in trap_c (C code), by lowering to * IRQ5, just like we normally do. Since this is not a - * "normal" return path, we have a do alot of stuff to + * "normal" return path, we have a do a lot of stuff to * the stack to get ready so, we can fall through - we * need to make a CPLB exception look like a normal exception */ @@ -817,7 +817,7 @@ _new_old_task: rets = [sp++]; /* - * When we come out of resume, r0 carries "old" task, becuase we are + * When we come out of resume, r0 carries "old" task, because we are * in "new" task. */ rts; @@ -952,8 +952,17 @@ ENDPROC(_evt_up_evt14) #ifdef CONFIG_IPIPE _resume_kernel_from_int: + r1 = LO(~0x8000) (Z); + r1 = r0 & r1; + r0 = 1; + r0 = r1 - r0; + r2 = r1 & r0; + cc = r2 == 0; + /* Sync the root stage only from the outer interrupt level. */ + if !cc jump .Lnosync; r0.l = ___ipipe_sync_root; r0.h = ___ipipe_sync_root; + [--sp] = reti; [--sp] = rets; [--sp] = ( r7:4, p5:3 ); SP += -12; @@ -961,6 +970,8 @@ _resume_kernel_from_int: SP += 12; ( r7:4, p5:3 ) = [sp++]; rets = [sp++]; + reti = [sp++]; +.Lnosync: rts #elif defined(CONFIG_PREEMPT) @@ -1738,6 +1749,10 @@ ENTRY(_sys_call_table) .long _sys_fanotify_mark .long _sys_prlimit64 .long _sys_cacheflush + .long _sys_name_to_handle_at /* 375 */ + .long _sys_open_by_handle_at + .long _sys_clock_adjtime + .long _sys_syncfs .rept NR_syscalls-(.-_sys_call_table)/4 .long _sys_ni_syscall |