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| author | Kees Cook <keescook@chromium.org> | 2012-11-19 10:26:16 -0800 |
|---|---|---|
| committer | John Stultz <john.stultz@linaro.org> | 2013-01-15 18:16:02 -0800 |
| commit | 1e817fb62cd185a2232ad4302579491805609489 (patch) | |
| tree | d4155fb65a9fb32cd9236405a8b7534f39c293b9 /include/linux/time.h | |
| parent | 9c3f9e281697d02889c3b08922f3b30be75f56c2 (diff) | |
| download | linux-1e817fb62cd185a2232ad4302579491805609489.tar.gz linux-1e817fb62cd185a2232ad4302579491805609489.tar.bz2 linux-1e817fb62cd185a2232ad4302579491805609489.zip | |
time: create __getnstimeofday for WARNless calls
The pstore RAM backend can get called during resume, and must be defensive
against a suspended time source. Expose getnstimeofday logic that returns
an error instead of a WARN. This can be detected and the timestamp can
be zeroed out.
Reported-by: Doug Anderson <dianders@chromium.org>
Cc: John Stultz <johnstul@us.ibm.com>
Cc: Anton Vorontsov <anton.vorontsov@linaro.org>
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: John Stultz <john.stultz@linaro.org>
Diffstat (limited to 'include/linux/time.h')
| -rw-r--r-- | include/linux/time.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/time.h b/include/linux/time.h index 4d358e9d10f1..0015aea4c4a7 100644 --- a/include/linux/time.h +++ b/include/linux/time.h @@ -158,6 +158,7 @@ extern int do_setitimer(int which, struct itimerval *value, struct itimerval *ovalue); extern unsigned int alarm_setitimer(unsigned int seconds); extern int do_getitimer(int which, struct itimerval *value); +extern int __getnstimeofday(struct timespec *tv); extern void getnstimeofday(struct timespec *tv); extern void getrawmonotonic(struct timespec *ts); extern void getnstime_raw_and_real(struct timespec *ts_raw, |