From: Kyle McMartin <[email protected]>
A nice cleanup of evdev.c by using the is_compat_task() macro.
Signed-off-by: Kyle McMartin <[email protected]>
---
drivers/input/evdev.c | 18 +++---------------
1 files changed, 3 insertions(+), 15 deletions(-)
3e7a8822763c01f93afdb2f0011dec6b641df1fb
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index f7490a0..3cabb4b 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -154,27 +154,15 @@ struct input_event_compat {
__s32 value;
};
-#ifdef CONFIG_X86_64
-# define COMPAT_TEST test_thread_flag(TIF_IA32)
-#elif defined(CONFIG_IA64)
-# define COMPAT_TEST IS_IA32_PROCESS(ia64_task_regs(current))
-#elif defined(CONFIG_S390)
-# define COMPAT_TEST test_thread_flag(TIF_31BIT)
-#elif defined(CONFIG_MIPS)
-# define COMPAT_TEST (current->thread.mflags & MF_32BIT_ADDR)
-#else
-# define COMPAT_TEST test_thread_flag(TIF_32BIT)
-#endif
-
static inline size_t evdev_event_size(void)
{
- return COMPAT_TEST ?
+ return is_compat_task(current) ?
sizeof(struct input_event_compat) : sizeof(struct input_event);
}
static int evdev_event_from_user(const char __user *buffer, struct input_event *event)
{
- if (COMPAT_TEST) {
+ if (is_compat_task(current)) {
struct input_event_compat compat_event;
if (copy_from_user(&compat_event, buffer, sizeof(struct input_event_compat)))
@@ -196,7 +184,7 @@ static int evdev_event_from_user(const c
static int evdev_event_to_user(char __user *buffer, const struct input_event *event)
{
- if (COMPAT_TEST) {
+ if (is_compat_task(current)) {
struct input_event_compat compat_event;
compat_event.time.tv_sec = event->time.tv_sec;
--
1.0.7
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
[Index of Archives]
[Kernel Newbies]
[Netfilter]
[Bugtraq]
[Photo]
[Stuff]
[Gimp]
[Yosemite News]
[MIPS Linux]
[ARM Linux]
[Linux Security]
[Linux RAID]
[Video 4 Linux]
[Linux for the blind]
[Linux Resources]
