AcoSail/kernel_optimize_test
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powerpc/book3e: Move doorbell_exception from traps.c to dbell.c

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... where it belongs

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Benjamin Herrenschmidt 2010-07-09 15:25:18 +10:00
parent a2e198116f
commit e3145b387a
2 changed files with 21 additions and 22 deletions
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22
arch/powerpc/kernel/dbell.c
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@ -41,4 +41,24 @@ void smp_dbell_message_pass(int target, int msg)
ppc_msgsnd(PPC_DBELL, PPC_DBELL_MSG_BRDCAST, 0);
}
}
#endif
void doorbell_exception(struct pt_regs *regs)
{
int cpu = smp_processor_id();
int msg;
if (num_online_cpus() < 2)
return;
for (msg = 0; msg < 4; msg++)
if (test_and_clear_bit(msg, &dbell_smp_message[cpu]))
smp_message_recv(msg);
}
#else /* CONFIG_SMP */
void doorbell_exception(struct pt_regs *regs)
{
printk(KERN_WARNING "Received doorbell on non-smp system\n");
}
#endif /* CONFIG_SMP */

21
arch/powerpc/kernel/traps.c
View File

@ -55,9 +55,6 @@
#endif
#include <asm/kexec.h>
#include <asm/ppc-opcode.h>
#ifdef CONFIG_FSL_BOOKE
#include <asm/dbell.h>
#endif
#if defined(CONFIG_DEBUGGER) || defined(CONFIG_KEXEC)
int (*__debugger)(struct pt_regs *regs) __read_mostly;
@ -1342,24 +1339,6 @@ void vsx_assist_exception(struct pt_regs *regs)
#endif /* CONFIG_VSX */
#ifdef CONFIG_FSL_BOOKE
void doorbell_exception(struct pt_regs *regs)
{
#ifdef CONFIG_SMP
int cpu = smp_processor_id();
int msg;
if (num_online_cpus() < 2)
return;
for (msg = 0; msg < 4; msg++)
if (test_and_clear_bit(msg, &dbell_smp_message[cpu]))
smp_message_recv(msg);
#else
printk(KERN_WARNING "Received doorbell on non-smp system\n");
#endif
}
void CacheLockingException(struct pt_regs *regs, unsigned long address,
unsigned long error_code)
{