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| author | Deepa Dinamani <deepa.kernel@gmail.com> | 2018-06-16 22:11:43 -0700 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2018-06-24 14:39:47 +0200 |
| commit | afef05cf238cfcecdc5ea9b06f31027b13ce6214 (patch) | |
| tree | 043971451082d1059b569096d560c34fbaee895a /kernel/time | |
| parent | d0dd63a8aee1ef89f2e48e554b796b9f9e4fcadb (diff) | |
| download | linux-afef05cf238cfcecdc5ea9b06f31027b13ce6214.tar.bz2 | |
time: Enable get/put_compat_itimerspec64 always
This will aid in enabling the compat syscalls on 32-bit architectures later
on.
Also move compat_itimerspec and related defines to compat_time.h. The
compat_time.h file will eventually be deleted.
Signed-off-by: Deepa Dinamani <deepa.kernel@gmail.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: arnd@arndb.de
Cc: viro@zeniv.linux.org.uk
Cc: linux-fsdevel@vger.kernel.org
Cc: linux-api@vger.kernel.org
Cc: y2038@lists.linaro.org
Link: https://lkml.kernel.org/r/20180617051144.29756-3-deepa.kernel@gmail.com
Diffstat (limited to 'kernel/time')
| -rw-r--r-- | kernel/time/time.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/kernel/time/time.c b/kernel/time/time.c index c0195225fdce..72caf051901c 100644 --- a/kernel/time/time.c +++ b/kernel/time/time.c @@ -955,3 +955,24 @@ int put_itimerspec64(const struct itimerspec64 *it, return ret; } EXPORT_SYMBOL_GPL(put_itimerspec64); + +int get_compat_itimerspec64(struct itimerspec64 *its, + const struct compat_itimerspec __user *uits) +{ + + if (__compat_get_timespec64(&its->it_interval, &uits->it_interval) || + __compat_get_timespec64(&its->it_value, &uits->it_value)) + return -EFAULT; + return 0; +} +EXPORT_SYMBOL_GPL(get_compat_itimerspec64); + +int put_compat_itimerspec64(const struct itimerspec64 *its, + struct compat_itimerspec __user *uits) +{ + if (__compat_put_timespec64(&its->it_interval, &uits->it_interval) || + __compat_put_timespec64(&its->it_value, &uits->it_value)) + return -EFAULT; + return 0; +} +EXPORT_SYMBOL_GPL(put_compat_itimerspec64); |