Hello Zhangyi, On Wed, 31 Jul 2019 at 04:57, zhangyi (F) <yi.zhang@xxxxxxxxxx> wrote: > > io_[p]getevents syscall should return -EINVAL if timeout is out of > range, update description of this error return value. > > Link: https://lore.kernel.org/lkml/1564451504-27906-1-git-send-email-yi.zhang@xxxxxxxxxx/ It appears that the kernel patch to implement this check was never merged. Do you know what happened to it? Thanks, Michael > Signed-off-by: zhangyi (F) <yi.zhang@xxxxxxxxxx> > Cc: Jeff Moyer <jmoyer@xxxxxxxxxx> > Cc: Arnd Bergmann <arnd@xxxxxxxx> > Cc: Deepa Dinamani <deepa.kernel@xxxxxxxxx> > --- > man2/io_getevents.2 | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) > > diff --git a/man2/io_getevents.2 b/man2/io_getevents.2 > index 0eb4b385e..5560bb8ee 100644 > --- a/man2/io_getevents.2 > +++ b/man2/io_getevents.2 > @@ -73,8 +73,9 @@ Interrupted by a signal handler; see > .TP > .B EINVAL > \fIctx_id\fP is invalid. > -\fImin_nr\fP is out of range or \fInr\fP is > -out of range. > +\fImin_nr\fP is out of range or \fInr\fP is out of range, or > +\fItimeout\fP is out of range (\fItv_sec\fP was less than zero, or > +\fItv_nsec\fP was not less than 1,000,000,000). > .TP > .B ENOSYS > .BR io_getevents () > -- > 2.20.1 > -- Michael Kerrisk Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/ Linux/UNIX System Programming Training: http://man7.org/training/