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| author | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2010-10-25 18:10:38 +0400 |
|---|---|---|
| committer | Martin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com> | 2010-10-25 18:10:19 +0400 |
| commit | f6649a7e5a9ee99e9623878f4a5579cc2f6cdd51 (patch) | |
| tree | 183438313c7593565980a1445f208e0ba30162cd /drivers/s390/char | |
| parent | 1e54622e0403891b10f2105663e0f9dd595a1f17 (diff) | |
| download | linux-f6649a7e5a9ee99e9623878f4a5579cc2f6cdd51.tar.xz | |
[S390] cleanup lowcore access from external interrupts
Read external interrupts parameters from the lowcore in the first
level interrupt handler in entry[64].S.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/char')
| -rw-r--r-- | drivers/s390/char/sclp.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/s390/char/sclp.c b/drivers/s390/char/sclp.c index 5707a80b96b6..35cc4686b99b 100644 --- a/drivers/s390/char/sclp.c +++ b/drivers/s390/char/sclp.c @@ -395,16 +395,16 @@ __sclp_find_req(u32 sccb) /* Handler for external interruption. Perform request post-processing. * Prepare read event data request if necessary. Start processing of next * request on queue. */ -static void -sclp_interrupt_handler(__u16 code) +static void sclp_interrupt_handler(unsigned int ext_int_code, + unsigned int param32, unsigned long param64) { struct sclp_req *req; u32 finished_sccb; u32 evbuf_pending; spin_lock(&sclp_lock); - finished_sccb = S390_lowcore.ext_params & 0xfffffff8; - evbuf_pending = S390_lowcore.ext_params & 0x3; + finished_sccb = param32 & 0xfffffff8; + evbuf_pending = param32 & 0x3; if (finished_sccb) { del_timer(&sclp_request_timer); sclp_running_state = sclp_running_state_reset_pending; @@ -819,12 +819,12 @@ EXPORT_SYMBOL(sclp_reactivate); /* Handler for external interruption used during initialization. Modify * request state to done. */ -static void -sclp_check_handler(__u16 code) +static void sclp_check_handler(unsigned int ext_int_code, + unsigned int param32, unsigned long param64) { u32 finished_sccb; - finished_sccb = S390_lowcore.ext_params & 0xfffffff8; + finished_sccb = param32 & 0xfffffff8; /* Is this the interrupt we are waiting for? */ if (finished_sccb == 0) return; |