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authorArnd Bergmann <arnd@arndb.de>2020-02-20 20:03:57 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2020-02-21 11:22:15 -0800
commitc766d1472c70d25ad475cf56042af1652e792b23 (patch)
treede6847beef3a80352b3c1eb4fd50657199c80c1c /include
parent412c53a680a97cb1ae2c0ab60230e193bee86387 (diff)
y2038: hide timeval/timespec/itimerval/itimerspec types
There are no in-kernel users remaining, but there may still be users that include linux/time.h instead of sys/time.h from user space, so leave the types available to user space while hiding them from kernel space. Only the __kernel_old_* versions of these types remain now. Link: http://lkml.kernel.org/r/20200110154232.4104492-4-arnd@arndb.de Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Thomas Gleixner <tglx@linutronix.de> Cc: Deepa Dinamani <deepa.kernel@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/uapi/asm-generic/posix_types.h2
-rw-r--r--include/uapi/linux/time.h22
2 files changed, 14 insertions, 10 deletions
diff --git a/include/uapi/asm-generic/posix_types.h b/include/uapi/asm-generic/posix_types.h
index 2f9c80595ba7..b5f7594eee7a 100644
--- a/include/uapi/asm-generic/posix_types.h
+++ b/include/uapi/asm-generic/posix_types.h
@@ -87,7 +87,9 @@ typedef struct {
typedef __kernel_long_t __kernel_off_t;
typedef long long __kernel_loff_t;
typedef __kernel_long_t __kernel_old_time_t;
+#ifndef __KERNEL__
typedef __kernel_long_t __kernel_time_t;
+#endif
typedef long long __kernel_time64_t;
typedef __kernel_long_t __kernel_clock_t;
typedef int __kernel_timer_t;
diff --git a/include/uapi/linux/time.h b/include/uapi/linux/time.h
index a655aa28dc6e..4f4b6e48e01c 100644
--- a/include/uapi/linux/time.h
+++ b/include/uapi/linux/time.h
@@ -5,6 +5,7 @@
#include <linux/types.h>
#include <linux/time_types.h>
+#ifndef __KERNEL__
#ifndef _STRUCT_TIMESPEC
#define _STRUCT_TIMESPEC
struct timespec {
@@ -18,6 +19,17 @@ struct timeval {
__kernel_suseconds_t tv_usec; /* microseconds */
};
+struct itimerspec {
+ struct timespec it_interval;/* timer period */
+ struct timespec it_value; /* timer expiration */
+};
+
+struct itimerval {
+ struct timeval it_interval;/* timer interval */
+ struct timeval it_value; /* current value */
+};
+#endif
+
struct timezone {
int tz_minuteswest; /* minutes west of Greenwich */
int tz_dsttime; /* type of dst correction */
@@ -31,16 +43,6 @@ struct timezone {
#define ITIMER_VIRTUAL 1
#define ITIMER_PROF 2
-struct itimerspec {
- struct timespec it_interval; /* timer period */
- struct timespec it_value; /* timer expiration */
-};
-
-struct itimerval {
- struct timeval it_interval; /* timer interval */
- struct timeval it_value; /* current value */
-};
-
/*
* The IDs of the various system clocks (for POSIX.1b interval timers):
*/