* + y2038-hide-timeval-timespec-itimerval-itimerspec-types.patch added to -mm tree
@ 2020-01-10 20:56 akpm
0 siblings, 0 replies; only message in thread
From: akpm @ 2020-01-10 20:56 UTC (permalink / raw)
To: arnd, deepa.kernel, mm-commits, tglx
The patch titled
Subject: y2038: hide timeval/timespec/itimerval/itimerspec types
has been added to the -mm tree. Its filename is
y2038-hide-timeval-timespec-itimerval-itimerspec-types.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/y2038-hide-timeval-timespec-itimerval-itimerspec-types.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/y2038-hide-timeval-timespec-itimerval-itimerspec-types.patch
Before you just go and hit "reply", please:
a) Consider who else should be cc'ed
b) Prefer to cc a suitable mailing list as well
c) Ideally: find the original patch on the mailing list and do a
reply-to-all to that, adding suitable additional cc's
*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***
The -mm tree is included into linux-next and is updated
there every 3-4 working days
------------------------------------------------------
From: Arnd Bergmann <arnd@arndb.de>
Subject: 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>
---
include/uapi/asm-generic/posix_types.h | 2 ++
include/uapi/linux/time.h | 22 ++++++++++++----------
2 files changed, 14 insertions(+), 10 deletions(-)
--- a/include/uapi/asm-generic/posix_types.h~y2038-hide-timeval-timespec-itimerval-itimerspec-types
+++ a/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;
--- a/include/uapi/linux/time.h~y2038-hide-timeval-timespec-itimerval-itimerspec-types
+++ a/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 */
-};
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2020-01-10 20:56 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-01-10 20:56 + y2038-hide-timeval-timespec-itimerval-itimerspec-types.patch added to -mm tree akpm
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).