[PATCH] alpha pt_regs cleanups: collapse set_irq_regs() in titan_dispatch_irqs()

titan_dispatch_irqs() always gets get_irq_regs() as argument; kill
the argument and collapse set_irq_regs() in body.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

3 files changed, 4 insertions, 7 deletions

diff --git a/arch/alpha/kernel/err_titan.c b/arch/alpha/kernel/err_titan.c
index 2e6e6293332..febe71c6869 100644
--- a/arch/alpha/kernel/err_titan.c
+++ b/arch/alpha/kernel/err_titan.c
@@ -452,7 +452,7 @@ titan_machine_check(u64 vector, u64 la_ptr)
                  * machine checks to interrupts
                  */
                 irqmask = tmchk->c_dirx & TITAN_MCHECK_INTERRUPT_MASK;
-                titan_dispatch_irqs(irqmask, get_irq_regs());
+                titan_dispatch_irqs(irqmask);
         }       
 
 
@@ -746,7 +746,7 @@ privateer_machine_check(u64 vector, u64 la_ptr)
         /*
          * Dispatch the interrupt(s).
          */
-        titan_dispatch_irqs(irqmask, get_irq_regs());
+        titan_dispatch_irqs(irqmask);
 
         /* 
          * Release the logout frame.
diff --git a/arch/alpha/kernel/proto.h b/arch/alpha/kernel/proto.h
index 3fff8873419..daccd4b6d28 100644
--- a/arch/alpha/kernel/proto.h
+++ b/arch/alpha/kernel/proto.h
@@ -177,7 +177,7 @@ extern void dik_show_regs(struct pt_regs *regs, unsigned long *r9_15);
 extern void die_if_kernel(char *, struct pt_regs *, long, unsigned long *);
 
 /* sys_titan.c */
-extern void titan_dispatch_irqs(u64, struct pt_regs *);
+extern void titan_dispatch_irqs(u64);
 
 /* ../mm/init.c */
 extern void switch_to_system_map(void);
diff --git a/arch/alpha/kernel/sys_titan.c b/arch/alpha/kernel/sys_titan.c
index e8e8ec9c0f4..161d6915dc4 100644
--- a/arch/alpha/kernel/sys_titan.c
+++ b/arch/alpha/kernel/sys_titan.c
@@ -243,9 +243,8 @@ titan_legacy_init_irq(void)
 }
 
 void
-titan_dispatch_irqs(u64 mask, struct pt_regs *regs)
+titan_dispatch_irqs(u64 mask)
 {
-        struct pt_regs *old_regs;
         unsigned long vector;
 
         /*
@@ -253,7 +252,6 @@ titan_dispatch_irqs(u64 mask, struct pt_regs *regs)
          */
         mask &= titan_cpu_irq_affinity[smp_processor_id()];
 
-        old_regs = set_irq_regs(regs);
         /*
          * Dispatch all requested interrupts 
          */
@@ -267,7 +265,6 @@ titan_dispatch_irqs(u64 mask, struct pt_regs *regs)
                 /* dispatch it */
                 alpha_mv.device_interrupt(vector);
         }
-        set_irq_regs(old_regs);
 }