* [PATCH] remove *_segments() dummy functions from all other architectures
@ 2002-11-04 17:49 Matthew Wilcox
0 siblings, 0 replies; only message in thread
From: Matthew Wilcox @ 2002-11-04 17:49 UTC (permalink / raw)
To: torvalds; +Cc: linux-kernel
A supplement to manfred's patch; remove copy_segments, release_segments
and even forget_segments from all architectures (except x86-64 since
Andi wants to do that seperately):
===== include/asm-alpha/processor.h 1.6 vs edited =====
--- 1.6/include/asm-alpha/processor.h Tue Jul 30 06:44:32 2002
+++ edited/include/asm-alpha/processor.h Mon Nov 4 10:28:14 2002
@@ -55,9 +55,6 @@
/* Create a kernel thread without removing it from tasklists. */
extern long kernel_thread(int (*fn)(void *), void *arg, unsigned long flags);
-#define copy_segments(tsk, mm) do { } while (0)
-#define release_segments(mm) do { } while (0)
-
unsigned long get_wchan(struct task_struct *p);
/* See arch/alpha/kernel/ptrace.c for details. */
===== include/asm-arm/processor.h 1.11 vs edited =====
--- 1.11/include/asm-arm/processor.h Sun Oct 13 08:32:28 2002
+++ edited/include/asm-arm/processor.h Mon Nov 4 10:28:26 2002
@@ -62,10 +62,6 @@
/* Free all resources held by a thread. */
extern void release_thread(struct task_struct *);
-/* Copy and release all segment info associated with a VM */
-#define copy_segments(tsk, mm) do { } while (0)
-#define release_segments(mm) do { } while (0)
-
unsigned long get_wchan(struct task_struct *p);
#define cpu_relax() barrier()
===== include/asm-cris/processor.h 1.10 vs edited =====
--- 1.10/include/asm-cris/processor.h Tue Jul 30 06:44:53 2002
+++ edited/include/asm-cris/processor.h Mon Nov 4 10:28:32 2002
@@ -108,10 +108,6 @@
#define KSTK_ESP(tsk) ((tsk) == current ? rdusp() : (tsk)->thread.usp)
-#define copy_segments(tsk, mm) do { } while (0)
-#define release_segments(mm) do { } while (0)
-#define forget_segments() do { } while (0)
-
/*
* Free current thread data structures etc..
*/
===== include/asm-ia64/processor.h 1.26 vs edited =====
--- 1.26/include/asm-ia64/processor.h Thu Oct 31 04:36:58 2002
+++ edited/include/asm-ia64/processor.h Mon Nov 4 10:28:42 2002
@@ -362,10 +362,6 @@
*/
extern int kernel_thread (int (*fn)(void *), void *arg, unsigned long flags);
-/* Copy and release all segment info associated with a VM */
-#define copy_segments(tsk, mm) do { } while (0)
-#define release_segments(mm) do { } while (0)
-
/* Get wait channel for task P. */
extern unsigned long get_wchan (struct task_struct *p);
===== include/asm-m68k/processor.h 1.6 vs edited =====
--- 1.6/include/asm-m68k/processor.h Tue Jul 30 06:45:23 2002
+++ edited/include/asm-m68k/processor.h Mon Nov 4 10:28:50 2002
@@ -114,9 +114,6 @@
extern int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags);
-#define copy_segments(tsk, mm) do { } while (0)
-#define release_segments(mm) do { } while (0)
-
/*
* Free current thread data structures etc..
*/
===== include/asm-m68knommu/processor.h 1.1 vs edited =====
--- 1.1/include/asm-m68knommu/processor.h Fri Nov 1 09:37:46 2002
+++ edited/include/asm-m68knommu/processor.h Mon Nov 4 10:28:59 2002
@@ -104,10 +104,6 @@
extern int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags);
-#define copy_segments(tsk, mm) do { } while (0)
-#define release_segments(mm) do { } while (0)
-#define forget_segments() do { } while (0)
-
/*
* Free current thread data structures etc..
*/
===== include/asm-mips/processor.h 1.7 vs edited =====
--- 1.7/include/asm-mips/processor.h Tue Jul 30 06:45:33 2002
+++ edited/include/asm-mips/processor.h Mon Nov 4 10:29:06 2002
@@ -210,10 +210,6 @@
extern int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags);
-/* Copy and release all segment info associated with a VM */
-#define copy_segments(p, mm) do { } while(0)
-#define release_segments(mm) do { } while(0)
-
/*
* Return saved PC of a blocked thread.
*/
===== include/asm-mips64/processor.h 1.5 vs edited =====
--- 1.5/include/asm-mips64/processor.h Tue Jul 30 06:45:44 2002
+++ edited/include/asm-mips64/processor.h Mon Nov 4 10:29:10 2002
@@ -233,10 +233,6 @@
extern int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags);
-/* Copy and release all segment info associated with a VM */
-#define copy_segments(p, mm) do { } while(0)
-#define release_segments(mm) do { } while(0)
-
/*
* Return saved PC of a blocked thread.
*/
===== include/asm-parisc/processor.h 1.6 vs edited =====
--- 1.6/include/asm-parisc/processor.h Thu Oct 31 10:40:31 2002
+++ edited/include/asm-parisc/processor.h Mon Nov 4 10:32:30 2002
@@ -295,12 +295,6 @@
extern void map_hpux_gateway_page(struct task_struct *tsk, struct mm_struct *mm);
-#define copy_segments(tsk, mm) do { \
- if (tsk->personality == PER_HPUX) \
- map_hpux_gateway_page(tsk,mm); \
- } while (0)
-#define release_segments(mm) do { } while (0)
-
static inline unsigned long get_wchan(struct task_struct *p)
{
return 0xdeadbeef; /* XXX */
===== include/asm-ppc/processor.h 1.19 vs edited =====
--- 1.19/include/asm-ppc/processor.h Sun Sep 15 22:52:05 2002
+++ edited/include/asm-ppc/processor.h Mon Nov 4 10:32:37 2002
@@ -736,9 +736,6 @@
#define thread_saved_pc(tsk) \
((tsk)->thread.regs? (tsk)->thread.regs->nip: 0)
-#define copy_segments(tsk, mm) do { } while (0)
-#define release_segments(mm) do { } while (0)
-
unsigned long get_wchan(struct task_struct *p);
#define KSTK_EIP(tsk) ((tsk)->thread.regs? (tsk)->thread.regs->nip: 0)
===== include/asm-ppc64/processor.h 1.20 vs edited =====
--- 1.20/include/asm-ppc64/processor.h Tue Oct 8 00:57:08 2002
+++ edited/include/asm-ppc64/processor.h Mon Nov 4 10:32:42 2002
@@ -682,10 +682,6 @@
#define thread_saved_pc(tsk) \
((tsk)->thread.regs? (tsk)->thread.regs->nip: 0)
-#define copy_segments(tsk, mm) do { } while (0)
-#define release_segments(mm) do { } while (0)
-#define forget_segments() do { } while (0)
-
unsigned long get_wchan(struct task_struct *p);
#define KSTK_EIP(tsk) ((tsk)->thread.regs? (tsk)->thread.regs->nip: 0)
===== include/asm-s390/processor.h 1.8 vs edited =====
--- 1.8/include/asm-s390/processor.h Fri Oct 4 10:16:18 2002
+++ edited/include/asm-s390/processor.h Mon Nov 4 10:32:47 2002
@@ -114,10 +114,6 @@
extern void release_thread(struct task_struct *);
extern int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags);
-/* Copy and release all segment info associated with a VM */
-#define copy_segments(nr, mm) do { } while (0)
-#define release_segments(mm) do { } while (0)
-
/*
* Return saved PC of a blocked thread.
*/
===== include/asm-s390x/processor.h 1.7 vs edited =====
--- 1.7/include/asm-s390x/processor.h Fri Oct 4 10:16:18 2002
+++ edited/include/asm-s390x/processor.h Mon Nov 4 10:32:52 2002
@@ -131,10 +131,6 @@
extern void release_thread(struct task_struct *);
extern int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags);
-/* Copy and release all segment info associated with a VM */
-#define copy_segments(nr, mm) do { } while (0)
-#define release_segments(mm) do { } while (0)
-
/*
* Return saved PC of a blocked thread.
*/
===== include/asm-sh/processor.h 1.8 vs edited =====
--- 1.8/include/asm-sh/processor.h Tue Jul 30 06:46:09 2002
+++ edited/include/asm-sh/processor.h Mon Nov 4 10:32:59 2002
@@ -147,11 +147,6 @@
#define MCA_bus 0
#define MCA_bus__is_a_macro /* for versions in ksyms.c */
-
-/* Copy and release all segment info associated with a VM */
-#define copy_segments(p, mm) do { } while(0)
-#define release_segments(mm) do { } while(0)
-
/*
* FPU lazy state save handling.
*/
===== include/asm-sparc/processor.h 1.8 vs edited =====
--- 1.8/include/asm-sparc/processor.h Thu Aug 1 19:06:16 2002
+++ edited/include/asm-sparc/processor.h Mon Nov 4 10:33:05 2002
@@ -140,10 +140,6 @@
#define release_thread(tsk) do { } while(0)
extern pid_t kernel_thread(int (*fn)(void *), void * arg, unsigned long flags);
-
-#define copy_segments(tsk, mm) do { } while (0)
-#define release_segments(mm) do { } while (0)
-
#define get_wchan(__TSK) \
({ extern void scheduling_functions_start_here(void); \
extern void scheduling_functions_end_here(void); \
===== include/asm-sparc64/processor.h 1.11 vs edited =====
--- 1.11/include/asm-sparc64/processor.h Tue Jul 30 06:57:17 2002
+++ edited/include/asm-sparc64/processor.h Mon Nov 4 10:33:10 2002
@@ -188,9 +188,6 @@
extern pid_t kernel_thread(int (*fn)(void *), void * arg, unsigned long flags);
-#define copy_segments(tsk, mm) do { } while (0)
-#define release_segments(mm) do { } while (0)
-
#define get_wchan(__TSK) \
({ extern void scheduling_functions_start_here(void); \
extern void scheduling_functions_end_here(void); \
===== include/asm-um/processor-generic.h 1.1 vs edited =====
--- 1.1/include/asm-um/processor-generic.h Fri Sep 6 11:29:29 2002
+++ edited/include/asm-um/processor-generic.h Mon Nov 4 10:45:02 2002
@@ -92,17 +92,6 @@
extern int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags);
extern void dump_thread(struct pt_regs *regs, struct user *u);
-static inline void release_segments(struct mm_struct *mm)
-{
-}
-
-static inline void copy_segments(struct task_struct *p,
- struct mm_struct *new_mm)
-{
-}
-
-#define forget_segments() do ; while(0)
-
extern unsigned long thread_saved_pc(struct task_struct *t);
#define init_stack (init_thread_union.stack)
--
It's always legal to use Linux (TM) systems
http://www.gnu.org/philosophy/why-free.html
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