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authorJeff Dike <jdike@addtoit.com>2005-09-03 15:57:42 -0700
committerLinus Torvalds <torvalds@evo.osdl.org>2005-09-05 00:06:23 -0700
commite32dacb9f481fd6decb41adb28e720c923d34f54 (patch)
tree77594001f5c670380897d84367442725740383d9 /arch/um/kernel/syscall.c
parent08964c565b2fe49e338ffbe4907adcc19647ef16 (diff)
[PATCH] uml: system call path cleanup
This merges two sets of files which had no business being split apart in the first place. Signed-off-by: Jeff Dike <jdike@addtoit.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/um/kernel/syscall.c')
-rw-r--r--arch/um/kernel/syscall.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/um/kernel/syscall.c b/arch/um/kernel/syscall.c
new file mode 100644
index 00000000000..1429c131879
--- /dev/null
+++ b/arch/um/kernel/syscall.c
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2002 Jeff Dike (jdike@karaya.com)
+ * Licensed under the GPL
+ */
+
+#include "kern_util.h"
+#include "syscall.h"
+#include "os.h"
+
+struct {
+ int syscall;
+ int pid;
+ long result;
+ unsigned long long start;
+ unsigned long long end;
+} syscall_record[1024];
+
+int record_syscall_start(int syscall)
+{
+ int max, index;
+
+ max = sizeof(syscall_record)/sizeof(syscall_record[0]);
+ index = next_syscall_index(max);
+
+ syscall_record[index].syscall = syscall;
+ syscall_record[index].pid = current_pid();
+ syscall_record[index].result = 0xdeadbeef;
+ syscall_record[index].start = os_usecs();
+ return(index);
+}
+
+void record_syscall_end(int index, long result)
+{
+ syscall_record[index].result = result;
+ syscall_record[index].end = os_usecs();
+}