]> bbs.cooldavid.org Git - net-next-2.6.git/blobdiff - arch/s390/kernel/entry64.S
[S390] Fix IRQ tracing in case of PER
[net-next-2.6.git] / arch / s390 / kernel / entry64.S
index e7192e1cb6785b24db347b2bbe2c22a469bdeb7d..8bccec15ea90086a557de590f90977d1e018cb4f 100644 (file)
@@ -544,8 +544,16 @@ pgm_no_vtime2:
        lgf     %r3,__LC_PGM_ILC        # load program interruption code
        lghi    %r8,0x7f
        ngr     %r8,%r3                 # clear per-event-bit and ilc
-       je      pgm_exit
-       j       pgm_do_call
+       je      pgm_exit2
+       sll     %r8,3
+       larl    %r1,pgm_check_table
+       lg      %r1,0(%r8,%r1)          # load address of handler routine
+       la      %r2,SP_PTREGS(%r15)     # address of register-save area
+       basr    %r14,%r1                # branch to interrupt-handler
+pgm_exit2:
+       TRACE_IRQS_ON
+       stosm   __SF_EMPTY(%r15),0x03   # reenable interrupts
+       j       sysc_return
 
 #
 # it was a single stepped SVC that is causing all the trouble