include/linux/iopoll.h: include <linux/ktime.h> instead of <linux/hrtimer.h>
The timer APIs this header needs are ktime_get(), ktime_add_us(), and ktime_compare(). So, including <linux/ktime.h> seems enough. This commit will cut unnecessary header file parsing. Link: http://lkml.kernel.org/r/1481679225-10885-1-git-send-email-yamada.masahiro@socionext.comSigned-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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