From: Yoshinori Sato <ysato@users.sourceforge.jp>
To: Linus Torvalds <torvalds@osdl.org>
Cc: linux kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: [PATCH] h8/300 support update
Date: Sun, 26 Oct 2003 23:27:42 +0900 [thread overview]
Message-ID: <m2ad7o8469.wl%ysato@users.sourceforge.jp> (raw)
[-- Attachment #1: Type: text/plain, Size: 89 bytes --]
- add 'sched_clock'
- delete smplock.h
--
Yoshinori Sato
<ysato@users.sourceforge.jp>
[-- Attachment #2: linux-2.6.0-test9.diff --]
[-- Type: application/octet-stream, Size: 1719 bytes --]
diff -Nru linux-2.6.0-test9/arch/h8300/kernel/time.c linux-2.6.0-test9-h8300/arch/h8300/kernel/time.c
--- linux-2.6.0-test9/arch/h8300/kernel/time.c 2003-10-17 00:07:45.000000000 +0900
+++ linux-2.6.0-test9-h8300/arch/h8300/kernel/time.c 2003-10-26 21:24:31.000000000 +0900
@@ -143,3 +143,10 @@
}
EXPORT_SYMBOL(do_settimeofday);
+
+unsigned long long sched_clock(void)
+{
+ return (unsigned long long)jiffies * (1000000000 / HZ);
+
+}
diff -Nru linux-2.6.0-test9/include/asm-h8300/smplock.h linux-2.6.0-test9-h8300/include/asm-h8300/smplock.h
--- linux-2.6.0-test9/include/asm-h8300/smplock.h 2003-08-23 09:00:15.000000000 +0900
+++ linux-2.6.0-test9-h8300/include/asm-h8300/smplock.h 1970-01-01 09:00:00.000000000 +0900
@@ -1,51 +0,0 @@
-/*
- * <asm/smplock.h>
- *
- * Default SMP lock implementation
- */
-#include <linux/interrupt.h>
-#include <linux/spinlock.h>
-
-extern spinlock_t kernel_flag;
-
-#define kernel_locked() spin_is_locked(&kernel_flag)
-
-/*
- * Release global kernel lock and global interrupt lock
- */
-#define release_kernel_lock(task, cpu) \
-do { \
- if (task->lock_depth >= 0) \
- spin_unlock(&kernel_flag); \
- release_irqlock(cpu); \
- __sti(); \
-} while (0)
-
-/*
- * Re-acquire the kernel lock
- */
-#define reacquire_kernel_lock(task) \
-do { \
- if (task->lock_depth >= 0) \
- spin_lock(&kernel_flag); \
-} while (0)
-
-
-/*
- * Getting the big kernel lock.
- *
- * This cannot happen asynchronously,
- * so we only need to worry about other
- * CPU's.
- */
-extern __inline__ void lock_kernel(void)
-{
- if (!++current->lock_depth)
- spin_lock(&kernel_flag);
-}
-
-extern __inline__ void unlock_kernel(void)
-{
- if (--current->lock_depth < 0)
- spin_unlock(&kernel_flag);
-}
next reply other threads:[~2003-10-26 14:27 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-10-26 14:27 Yoshinori Sato [this message]
2003-10-26 17:23 ` [PATCH] h8/300 support update Sam Ravnborg
-- strict thread matches above, loose matches on Subject: below --
2004-04-08 15:11 [PATCH] H8/300 " Yoshinori Sato
2003-10-19 15:53 Yoshinori Sato
2003-10-16 16:42 Yoshinori Sato
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