[uml-devel] [PATCH] [UM] remove a group of unused bh functions

[Coywolf Qi Hunt <coywolf@greatcn.org>]

hi jdike, akpm,

This patch removes a group of unused bh functions in um.
This 2.2 legacy code should be cleaned up.

    -- coywolf

Signed-off-by: Coywolf Qi Hunt <coywolf@greatcn.org>

 smp.c |   35 -----------------------------------
 1 files changed, 35 deletions(-)

diff -Nrup linux-2.6.8-rc2/arch/um/kernel/smp.c linux-2.6.8-rc2-cy/arch/um/kernel/smp.c
--- linux-2.6.8-rc2/arch/um/kernel/smp.c	2004-06-29 23:03:33.000000000 -0500
+++ linux-2.6.8-rc2-cy/arch/um/kernel/smp.c	2004-07-28 05:26:32.554146767 -0500
@@ -59,41 +59,6 @@ void smp_send_reschedule(int cpu)
 	num_reschedules_sent++;
 }
 
-static void show(char * str)
-{
-	int cpu = smp_processor_id();
-
-	printk(KERN_INFO "\n%s, CPU %d:\n", str, cpu);
-}
-	
-#define MAXCOUNT 100000000
-
-static inline void wait_on_bh(void)
-{
-	int count = MAXCOUNT;
-	do {
-		if (!--count) {
-			show("wait_on_bh");
-			count = ~0;
-		}
-		/* nothing .. wait for the other bh's to go away */
-	} while (atomic_read(&global_bh_count) != 0);
-}
-
-/*
- * This is called when we want to synchronize with
- * bottom half handlers. We need to wait until
- * no other CPU is executing any bottom half handler.
- *
- * Don't wait if we're already running in an interrupt
- * context or are inside a bh handler. 
- */
-void synchronize_bh(void)
-{
-	if (atomic_read(&global_bh_count) && !in_interrupt())
-		wait_on_bh();
-}
-
 void smp_send_stop(void)
 {
 	int i;



-- 
Coywolf Qi Hunt
Homepage http://greatcn.org/~coywolf/
Admin of http://GreatCN.org and http://LoveCN.org



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