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[PARISC] remove remnants of parisc-specific softirq code

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Kyle,

This patch removes remnants of softirq support that we no longer need.
I suspect this was just overlooked when willy convert parisc to generic
IRQ support.

Tested on c3600 32-bit UP.

Signed-off-by: Grant Grundler <grundler@parisc-linux.org>
[and tested on a c8000 64-bit SMP --kyle]
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
This commit is contained in:
Grant Grundler 2007-05-28 16:31:59 -06:00 committed by Kyle McMartin
parent 8dff980f1d
commit 72738a96d1
1 changed files with 1 additions and 34 deletions
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35
arch/parisc/kernel/entry.S
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@ -954,21 +954,6 @@ intr_return:
/* NOTE: Need to enable interrupts incase we schedule. */
ssm PSW_SM_I, %r0
/* Check for software interrupts */
.import irq_stat,data
load32 irq_stat,%r19
#ifdef CONFIG_SMP
mfctl %cr30,%r1
ldw TI_CPU(%r1),%r1 /* get cpu # - int */
/* shift left ____cacheline_aligned (aka L1_CACHE_BYTES) amount
** irq_stat[] is defined using ____cacheline_aligned.
*/
SHLREG %r1,L1_CACHE_SHIFT,%r20
add %r19,%r20,%r19 /* now have &irq_stat[smp_processor_id()] */
#endif /* CONFIG_SMP */
intr_check_resched:
/* check for reschedule */
@ -2055,24 +2040,6 @@ ENTRY(syscall_exit)
*/
loadgp
syscall_check_bh:
/* Check for software interrupts */
.import irq_stat,data
load32 irq_stat,%r19
#ifdef CONFIG_SMP
/* sched.h: int processor */
/* %r26 is used as scratch register to index into irq_stat[] */
ldw TI_CPU-THREAD_SZ_ALGN-FRAME_SIZE(%r30),%r26 /* cpu # */
/* shift left ____cacheline_aligned (aka L1_CACHE_BYTES) bits */
SHLREG %r26,L1_CACHE_SHIFT,%r20
add %r19,%r20,%r19 /* now have &irq_stat[smp_processor_id()] */
#endif /* CONFIG_SMP */
syscall_check_resched:
/* check for reschedule */
@ -2244,7 +2211,7 @@ syscall_do_resched:
#else
nop
#endif
b syscall_check_bh /* if resched, we start over again */
b syscall_check_resched /* if resched, we start over again */
nop
ENDPROC(syscall_exit)