From: Jeff Dike <jdike@addtoit.com>
To: Andrew Morton <akpm@osdl.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
uml-devel <user-mode-linux-devel@lists.sourceforge.net>
Subject: [uml-devel] [PATCH 3/6] UML - Get rid of syscall counters
Date: Wed, 12 Dec 2007 15:47:58 -0500 [thread overview]
Message-ID: <20071212204758.GA9129@c2.user-mode-linux.org> (raw)
Get rid of some syscall counters which haven't been useful in ages.
Signed-off-by: Jeff Dike <jdike@linux.intel.com>
---
arch/um/include/kern_util.h | 1 -
arch/um/kernel/skas/syscall.c | 3 ---
arch/um/kernel/syscall.c | 3 ---
include/asm-um/processor-generic.h | 2 --
4 files changed, 9 deletions(-)
Index: linux-2.6-git/arch/um/include/kern_util.h
===================================================================
--- linux-2.6-git.orig/arch/um/include/kern_util.h 2007-12-12 13:28:42.000000000 -0500
+++ linux-2.6-git/arch/um/include/kern_util.h 2007-12-12 13:36:57.000000000 -0500
@@ -13,7 +13,6 @@ extern int uml_exitcode;
extern int ncpus;
extern int kmalloc_ok;
-extern int nsyscalls;
#define UML_ROUND_UP(addr) \
((((unsigned long) addr) + PAGE_SIZE - 1) & PAGE_MASK)
Index: linux-2.6-git/arch/um/kernel/skas/syscall.c
===================================================================
--- linux-2.6-git.orig/arch/um/kernel/skas/syscall.c 2007-12-03 23:56:34.000000000 -0500
+++ linux-2.6-git/arch/um/kernel/skas/syscall.c 2007-12-12 13:36:58.000000000 -0500
@@ -17,9 +17,6 @@ void handle_syscall(struct uml_pt_regs *
syscall_trace(r, 0);
- current->thread.nsyscalls++;
- nsyscalls++;
-
/*
* This should go in the declaration of syscall, but when I do that,
* strace -f -c bash -c 'ls ; ls' breaks, sometimes not tracing
Index: linux-2.6-git/arch/um/kernel/syscall.c
===================================================================
--- linux-2.6-git.orig/arch/um/kernel/syscall.c 2007-12-03 23:56:34.000000000 -0500
+++ linux-2.6-git/arch/um/kernel/syscall.c 2007-12-12 13:36:58.000000000 -0500
@@ -13,9 +13,6 @@
#include "asm/uaccess.h"
#include "asm/unistd.h"
-/* Unlocked, I don't care if this is a bit off */
-int nsyscalls = 0;
-
long sys_fork(void)
{
long ret;
Index: linux-2.6-git/include/asm-um/processor-generic.h
===================================================================
--- linux-2.6-git.orig/include/asm-um/processor-generic.h 2007-12-12 13:28:42.000000000 -0500
+++ linux-2.6-git/include/asm-um/processor-generic.h 2007-12-12 13:51:08.000000000 -0500
@@ -26,7 +26,6 @@ struct thread_struct {
* as of 2.6.11).
*/
int forking;
- int nsyscalls;
struct pt_regs regs;
int singlestep_syscall;
void *fault_addr;
@@ -58,7 +57,6 @@ struct thread_struct {
#define INIT_THREAD \
{ \
.forking = 0, \
- .nsyscalls = 0, \
.regs = EMPTY_REGS, \
.fault_addr = NULL, \
.prev_sched = NULL, \
-------------------------------------------------------------------------
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WARNING: multiple messages have this Message-ID (diff)
From: Jeff Dike <jdike@addtoit.com>
To: Andrew Morton <akpm@osdl.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
uml-devel <user-mode-linux-devel@lists.sourceforge.net>
Subject: [PATCH 3/6] UML - Get rid of syscall counters
Date: Wed, 12 Dec 2007 15:47:58 -0500 [thread overview]
Message-ID: <20071212204758.GA9129@c2.user-mode-linux.org> (raw)
Get rid of some syscall counters which haven't been useful in ages.
Signed-off-by: Jeff Dike <jdike@linux.intel.com>
---
arch/um/include/kern_util.h | 1 -
arch/um/kernel/skas/syscall.c | 3 ---
arch/um/kernel/syscall.c | 3 ---
include/asm-um/processor-generic.h | 2 --
4 files changed, 9 deletions(-)
Index: linux-2.6-git/arch/um/include/kern_util.h
===================================================================
--- linux-2.6-git.orig/arch/um/include/kern_util.h 2007-12-12 13:28:42.000000000 -0500
+++ linux-2.6-git/arch/um/include/kern_util.h 2007-12-12 13:36:57.000000000 -0500
@@ -13,7 +13,6 @@ extern int uml_exitcode;
extern int ncpus;
extern int kmalloc_ok;
-extern int nsyscalls;
#define UML_ROUND_UP(addr) \
((((unsigned long) addr) + PAGE_SIZE - 1) & PAGE_MASK)
Index: linux-2.6-git/arch/um/kernel/skas/syscall.c
===================================================================
--- linux-2.6-git.orig/arch/um/kernel/skas/syscall.c 2007-12-03 23:56:34.000000000 -0500
+++ linux-2.6-git/arch/um/kernel/skas/syscall.c 2007-12-12 13:36:58.000000000 -0500
@@ -17,9 +17,6 @@ void handle_syscall(struct uml_pt_regs *
syscall_trace(r, 0);
- current->thread.nsyscalls++;
- nsyscalls++;
-
/*
* This should go in the declaration of syscall, but when I do that,
* strace -f -c bash -c 'ls ; ls' breaks, sometimes not tracing
Index: linux-2.6-git/arch/um/kernel/syscall.c
===================================================================
--- linux-2.6-git.orig/arch/um/kernel/syscall.c 2007-12-03 23:56:34.000000000 -0500
+++ linux-2.6-git/arch/um/kernel/syscall.c 2007-12-12 13:36:58.000000000 -0500
@@ -13,9 +13,6 @@
#include "asm/uaccess.h"
#include "asm/unistd.h"
-/* Unlocked, I don't care if this is a bit off */
-int nsyscalls = 0;
-
long sys_fork(void)
{
long ret;
Index: linux-2.6-git/include/asm-um/processor-generic.h
===================================================================
--- linux-2.6-git.orig/include/asm-um/processor-generic.h 2007-12-12 13:28:42.000000000 -0500
+++ linux-2.6-git/include/asm-um/processor-generic.h 2007-12-12 13:51:08.000000000 -0500
@@ -26,7 +26,6 @@ struct thread_struct {
* as of 2.6.11).
*/
int forking;
- int nsyscalls;
struct pt_regs regs;
int singlestep_syscall;
void *fault_addr;
@@ -58,7 +57,6 @@ struct thread_struct {
#define INIT_THREAD \
{ \
.forking = 0, \
- .nsyscalls = 0, \
.regs = EMPTY_REGS, \
.fault_addr = NULL, \
.prev_sched = NULL, \
next reply other threads:[~2007-12-12 20:48 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-12-12 20:47 Jeff Dike [this message]
2007-12-12 20:47 ` [PATCH 3/6] UML - Get rid of syscall counters Jeff Dike
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