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authorStephen Boyd <sboyd@codeaurora.org>2011-05-24 20:13:08 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2011-05-25 11:39:43 -0400
commit818b667ba57f68bf1e7240fa441dda0b11e6b944 (patch)
treeda37013a41f5b8f773a0c8b75b448910a51a7495
parent21b7d815b2cc380929181e1a4a7129e8b569e574 (diff)
Remove unused PROC_CHANGE_PENALTY constant
This constant hasn't been used since before the git era (2.6.12) and thus can be dropped. Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> Cc: Russell King <rmk@arm.linux.org.uk> Cc: Richard Weinberger <richard@nod.at> Cc: Hirokazu Takata <takata@linux-m32r.org> Cc: Kyle McMartin <kyle@mcmartin.ca> Cc: Richard Henderson <rth@twiddle.net> Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru> Cc: Matt Turner <mattst88@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--arch/alpha/include/asm/smp.h2
-rw-r--r--arch/arm/include/asm/smp.h6
-rw-r--r--arch/m32r/include/asm/smp.h2
-rw-r--r--arch/parisc/include/asm/smp.h9
-rw-r--r--arch/um/include/asm/smp.h1
5 files changed, 0 insertions, 20 deletions
diff --git a/arch/alpha/include/asm/smp.h b/arch/alpha/include/asm/smp.h
index 3f390e8cc0b3..c46e714aa3e0 100644
--- a/arch/alpha/include/asm/smp.h
+++ b/arch/alpha/include/asm/smp.h
@@ -39,8 +39,6 @@ struct cpuinfo_alpha {
39 39
40extern struct cpuinfo_alpha cpu_data[NR_CPUS]; 40extern struct cpuinfo_alpha cpu_data[NR_CPUS];
41 41
42#define PROC_CHANGE_PENALTY 20
43
44#define hard_smp_processor_id() __hard_smp_processor_id() 42#define hard_smp_processor_id() __hard_smp_processor_id()
45#define raw_smp_processor_id() (current_thread_info()->cpu) 43#define raw_smp_processor_id() (current_thread_info()->cpu)
46 44
diff --git a/arch/arm/include/asm/smp.h b/arch/arm/include/asm/smp.h
index a87664f54f93..d2b514fd76f4 100644
--- a/arch/arm/include/asm/smp.h
+++ b/arch/arm/include/asm/smp.h
@@ -20,12 +20,6 @@
20 20
21#define raw_smp_processor_id() (current_thread_info()->cpu) 21#define raw_smp_processor_id() (current_thread_info()->cpu)
22 22
23/*
24 * at the moment, there's not a big penalty for changing CPUs
25 * (the >big< penalty is running SMP in the first place)
26 */
27#define PROC_CHANGE_PENALTY 15
28
29struct seq_file; 23struct seq_file;
30 24
31/* 25/*
diff --git a/arch/m32r/include/asm/smp.h b/arch/m32r/include/asm/smp.h
index e67ded1aab91..8accc1bb0263 100644
--- a/arch/m32r/include/asm/smp.h
+++ b/arch/m32r/include/asm/smp.h
@@ -94,8 +94,6 @@ extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
94 94
95#define NO_PROC_ID (0xff) /* No processor magic marker */ 95#define NO_PROC_ID (0xff) /* No processor magic marker */
96 96
97#define PROC_CHANGE_PENALTY (15) /* Schedule penalty */
98
99/* 97/*
100 * M32R-mp IPI 98 * M32R-mp IPI
101 */ 99 */
diff --git a/arch/parisc/include/asm/smp.h b/arch/parisc/include/asm/smp.h
index 2e73623feb6b..e8f8037d872b 100644
--- a/arch/parisc/include/asm/smp.h
+++ b/arch/parisc/include/asm/smp.h
@@ -33,15 +33,6 @@ extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
33 33
34#endif /* !ASSEMBLY */ 34#endif /* !ASSEMBLY */
35 35
36/*
37 * This magic constant controls our willingness to transfer
38 * a process across CPUs. Such a transfer incurs cache and tlb
39 * misses. The current value is inherited from i386. Still needs
40 * to be tuned for parisc.
41 */
42
43#define PROC_CHANGE_PENALTY 15 /* Schedule penalty */
44
45#define raw_smp_processor_id() (current_thread_info()->cpu) 36#define raw_smp_processor_id() (current_thread_info()->cpu)
46 37
47#else /* CONFIG_SMP */ 38#else /* CONFIG_SMP */
diff --git a/arch/um/include/asm/smp.h b/arch/um/include/asm/smp.h
index f27a96313174..4a4b09d4f366 100644
--- a/arch/um/include/asm/smp.h
+++ b/arch/um/include/asm/smp.h
@@ -11,7 +11,6 @@
11 11
12#define cpu_logical_map(n) (n) 12#define cpu_logical_map(n) (n)
13#define cpu_number_map(n) (n) 13#define cpu_number_map(n) (n)
14#define PROC_CHANGE_PENALTY 15 /* Pick a number, any number */
15extern int hard_smp_processor_id(void); 14extern int hard_smp_processor_id(void);
16#define NO_PROC_ID -1 15#define NO_PROC_ID -1
17 16