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authorChristoph Hellwig <hch@lst.de>2006-01-09 20:52:08 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-10 08:01:32 -0800
commit3a0f69d59ba41fbcad6a17b6e8aab02bf45e20ce (patch)
tree8ba042dda77490f574f2c46bd038fd99a7f977e4 /kernel/compat.c
parentf042e0f80b0a9f5bb57c36d60a2798de6ca943b2 (diff)
[PATCH] common compat_sys_timer_create
The comment in compat.c is wrong, every architecture provides a get_compat_sigevent() for the IPC compat code already. This basically moves the x86_64 version to common code and removes all the others. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Paul Mackerras <paulus@samba.org> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: "David S. Miller" <davem@davemloft.net> Acked-by: Andi Kleen <ak@muc.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'kernel/compat.c')
-rw-r--r--kernel/compat.c20
1 files changed, 18 insertions, 2 deletions
diff --git a/kernel/compat.c b/kernel/compat.c
index 102296e21ea8..256e5d9f0647 100644
--- a/kernel/compat.c
+++ b/kernel/compat.c
@@ -514,6 +514,24 @@ static int put_compat_itimerspec(struct compat_itimerspec __user *dst,
return 0;
}
+long compat_sys_timer_create(clockid_t which_clock,
+ struct compat_sigevent __user *timer_event_spec,
+ timer_t __user *created_timer_id)
+{
+ struct sigevent __user *event = NULL;
+
+ if (timer_event_spec) {
+ struct sigevent kevent;
+
+ event = compat_alloc_user_space(sizeof(*event));
+ if (get_compat_sigevent(&kevent, timer_event_spec) ||
+ copy_to_user(event, &kevent, sizeof(*event)))
+ return -EFAULT;
+ }
+
+ return sys_timer_create(which_clock, event, created_timer_id);
+}
+
long compat_sys_timer_settime(timer_t timer_id, int flags,
struct compat_itimerspec __user *new,
struct compat_itimerspec __user *old)
@@ -649,8 +667,6 @@ int get_compat_sigevent(struct sigevent *event,
? -EFAULT : 0;
}
-/* timer_create is architecture specific because it needs sigevent conversion */
-
long compat_get_bitmap(unsigned long *mask, compat_ulong_t __user *umask,
unsigned long bitmap_size)
{

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