From 28fa468f53163bc0b867b4cc75a9e36e7ed4dbbd Mon Sep 17 00:00:00 2001 From: Richard Weinberger Date: Wed, 18 Mar 2015 21:42:54 +0100 Subject: um: Remove broken SMP support At times where UML used the TT mode to operate it had kind of SMP support. It never got finished nor was stable. Let's rip out that cruft and stop confusing developers which do tree-wide SMP cleanups. If someone wants SMP support UML it has do be done from scratch. Signed-off-by: Richard Weinberger --- arch/um/kernel/process.c | 11 ----------- 1 file changed, 11 deletions(-) (limited to 'arch/um/kernel/process.c') diff --git a/arch/um/kernel/process.c b/arch/um/kernel/process.c index f17bca8ed2ce..68b9119841cd 100644 --- a/arch/um/kernel/process.c +++ b/arch/um/kernel/process.c @@ -259,17 +259,6 @@ int strlen_user_proc(char __user *str) return strlen_user(str); } -int smp_sigio_handler(void) -{ -#ifdef CONFIG_SMP - int cpu = current_thread_info()->cpu; - IPI_handler(cpu); - if (cpu != 0) - return 1; -#endif - return 0; -} - int cpu(void) { return current_thread_info()->cpu; -- cgit v1.2.3