[PATCH] [retry] 2.5.70 remove smp_send_reschedule() cruft

John Hawkes (hawkes@oss.sgi.com)
Tue, 3 Jun 2003 17:39:37 -0700


I apologize for the whitespace damage of the earlier email.
This 2.5.70 patch removes the unused references to smp_send_reschedule_all().

-- 
John Hawkes

diff -Naur linux-2.5.70/arch/i386/kernel/smp.c linux-2.5.70-sendall/arch/i386/kernel/smp.c --- linux-2.5.70/arch/i386/kernel/smp.c Mon May 26 18:00:22 2003 +++ linux-2.5.70-sendall/arch/i386/kernel/smp.c Tue Jun 3 16:01:36 2003 @@ -461,17 +461,6 @@ } /* - * this function sends a reschedule IPI to all (other) CPUs. - * This should only be used if some 'global' task became runnable, - * such as a RT task, that must be handled now. The first CPU - * that manages to grab the task will run it. - */ -void smp_send_reschedule_all(void) -{ - send_IPI_allbutself(RESCHEDULE_VECTOR); -} - -/* * Structure and data for smp_call_function(). This is designed to minimise * static memory requirements. It also looks cleaner. */ diff -Naur linux-2.5.70/arch/ia64/kernel/smp.c linux-2.5.70-sendall/arch/ia64/kernel/smp.c --- linux-2.5.70/arch/ia64/kernel/smp.c Mon May 26 18:01:00 2003 +++ linux-2.5.70-sendall/arch/ia64/kernel/smp.c Tue Jun 3 15:59:20 2003 @@ -205,24 +205,6 @@ platform_send_ipi(cpu, IA64_IPI_RESCHEDULE, IA64_IPI_DM_INT, 0); } -/* - * This function sends a reschedule IPI to all (other) CPUs. This should only be used if - * some 'global' task became runnable, such as a RT task, that must be handled now. The - * first CPU that manages to grab the task will run it. - */ -void -smp_send_reschedule_all (void) -{ - int i; - int cpu = get_cpu(); /* disable preemption */ - - for (i = 0; i < NR_CPUS; i++) - if (cpu_online(i) && i != cpu) - smp_send_reschedule(i); - put_cpu(); -} - - void smp_flush_tlb_all (void) { diff -Naur linux-2.5.70/arch/ppc64/kernel/smp.c linux-2.5.70-sendall/arch/ppc64/kernel/smp.c --- linux-2.5.70/arch/ppc64/kernel/smp.c Mon May 26 18:00:45 2003 +++ linux-2.5.70-sendall/arch/ppc64/kernel/smp.c Tue Jun 3 16:02:07 2003 @@ -392,17 +392,6 @@ smp_message_pass(cpu, PPC_MSG_RESCHEDULE, 0, 0); } -/* - * this function sends a reschedule IPI to all (other) CPUs. - * This should only be used if some 'global' task became runnable, - * such as a RT task, that must be handled now. The first CPU - * that manages to grab the task will run it. - */ -void smp_send_reschedule_all(void) -{ - smp_message_pass(MSG_ALL_BUT_SELF, PPC_MSG_RESCHEDULE, 0, 0); -} - #ifdef CONFIG_XMON void smp_send_xmon_break(int cpu) { diff -Naur linux-2.5.70/include/asm-i386/smp.h linux-2.5.70-sendall/include/asm-i386/smp.h --- linux-2.5.70/include/asm-i386/smp.h Mon May 26 18:00:41 2003 +++ linux-2.5.70-sendall/include/asm-i386/smp.h Tue Jun 3 16:01:00 2003 @@ -41,7 +41,6 @@ extern void smp_flush_tlb(void); extern void smp_message_irq(int cpl, void *dev_id, struct pt_regs *regs); extern void smp_send_reschedule(int cpu); -extern void smp_send_reschedule_all(void); extern void smp_invalidate_rcv(void); /* Process an NMI */ extern void (*mtrr_hook) (void); extern void zap_low_mappings (void); diff -Naur linux-2.5.70/include/asm-ia64/smp.h linux-2.5.70-sendall/include/asm-ia64/smp.h --- linux-2.5.70/include/asm-ia64/smp.h Mon May 26 18:00:40 2003 +++ linux-2.5.70-sendall/include/asm-ia64/smp.h Tue Jun 3 16:00:15 2003 @@ -136,8 +136,6 @@ extern int smp_call_function_single (int cpuid, void (*func) (void *info), void *info, int retry, int wait); extern void smp_send_reschedule (int cpu); -extern void smp_send_reschedule_all (void); - #endif /* CONFIG_SMP */ #endif /* _ASM_IA64_SMP_H */ diff -Naur linux-2.5.70/include/asm-ppc64/smp.h linux-2.5.70-sendall/include/asm-ppc64/smp.h --- linux-2.5.70/include/asm-ppc64/smp.h Mon May 26 18:00:19 2003 +++ linux-2.5.70-sendall/include/asm-ppc64/smp.h Tue Jun 3 16:00:07 2003 @@ -34,7 +34,6 @@ extern void smp_send_xmon_break(int cpu); struct pt_regs; extern void smp_message_recv(int, struct pt_regs *); -extern void smp_send_reschedule_all(void); #define NO_PROC_ID 0xFF /* No processor magic marker */ diff -Naur linux-2.5.70/include/asm-x86_64/smp.h linux-2.5.70-sendall/include/asm-x86_64/smp.h --- linux-2.5.70/include/asm-x86_64/smp.h Mon May 26 18:00:20 2003 +++ linux-2.5.70-sendall/include/asm-x86_64/smp.h Tue Jun 3 16:00:01 2003 @@ -42,7 +42,6 @@ extern void smp_flush_tlb(void); extern void smp_message_irq(int cpl, void *dev_id, struct pt_regs *regs); extern void smp_send_reschedule(int cpu); -extern void smp_send_reschedule_all(void); extern void smp_invalidate_rcv(void); /* Process an NMI */ extern void (*mtrr_hook) (void); extern void zap_low_mappings(void); diff -Naur linux-2.5.70/include/linux/smp.h linux-2.5.70-sendall/include/linux/smp.h --- linux-2.5.70/include/linux/smp.h Mon May 26 18:00:40 2003 +++ linux-2.5.70-sendall/include/linux/smp.h Tue Jun 3 16:00:47 2003 @@ -110,7 +110,6 @@ #define smp_call_function(func,info,retry,wait) ({ 0; }) #define on_each_cpu(func,info,retry,wait) ({ func(info); 0; }) static inline void smp_send_reschedule(int cpu) { } -static inline void smp_send_reschedule_all(void) { } #define cpu_online_map 1 #define cpu_online(cpu) ({ BUG_ON((cpu) != 0); 1; }) #define num_online_cpus() 1 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/