Hi Ramesh, On Tue, Jun 13, 2017 at 3:33 PM, Ramesh Shanmugasundaram <ramesh.shanmugasundaram@xxxxxxxxxxxxxx> wrote: > Renamed variable "timeout" to "__timeout" to avoid namespace collision. > Tidy up macro arguments with paranthesis. > > Signed-off-by: Ramesh Shanmugasundaram <ramesh.shanmugasundaram@xxxxxxxxxxxxxx> Thanks for your patches! > --- a/include/linux/iopoll.h > +++ b/include/linux/iopoll.h > @@ -42,18 +42,19 @@ > */ > #define readx_poll_timeout(op, addr, val, cond, sleep_us, timeout_us) \ > ({ \ > - ktime_t timeout = ktime_add_us(ktime_get(), timeout_us); \ > + ktime_t __timeout = ktime_add_us(ktime_get(), timeout_us); \ I think timeout_us should be within parentheses, too. > might_sleep_if(sleep_us); \ > for (;;) { \ > (val) = op(addr); \ > if (cond) \ > break; \ > - if (timeout_us && ktime_compare(ktime_get(), timeout) > 0) { \ > + if ((timeout_us) && \ > + ktime_compare(ktime_get(), __timeout) > 0) { \ > (val) = op(addr); \ > break; \ > } \ > if (sleep_us) \ > - usleep_range((sleep_us >> 2) + 1, sleep_us); \ > + usleep_range(((sleep_us) >> 2) + 1, sleep_us); \ Same for sleep_us. Also in readx_poll_timeout_atomic(), and in your second patch. Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds