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    Subject[tip: core/rcu] rcu: Don't include <linux/ktime.h> in rcutiny.h
    The following commit has been merged into the core/rcu branch of tip:

    Commit-ID: 24691069a348f82a95e0fa9697bb5656c6d8c48c
    Gitweb: https://git.kernel.org/tip/24691069a348f82a95e0fa9697bb5656c6d8c48c
    Author: Christoph Hellwig <hch@lst.de>
    AuthorDate: Thu, 22 Aug 2019 10:53:43 +09:00
    Committer: Paul E. McKenney <paulmck@linux.ibm.com>
    CommitterDate: Mon, 26 Aug 2019 16:27:01 -07:00

    rcu: Don't include <linux/ktime.h> in rcutiny.h

    The kbuild reported a built failure due to a header loop when RCUTINY is
    enabled with my pending riscv-nommu port. Switch rcutiny.h to only
    include the minimal required header to get HZ instead.

    Signed-off-by: Christoph Hellwig <hch@lst.de>
    Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
    ---
    include/linux/rcutiny.h | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    diff --git a/include/linux/rcutiny.h b/include/linux/rcutiny.h
    index 8e727f5..9bf1dfe 100644
    --- a/include/linux/rcutiny.h
    +++ b/include/linux/rcutiny.h
    @@ -12,7 +12,7 @@
    #ifndef __LINUX_TINY_H
    #define __LINUX_TINY_H

    -#include <linux/ktime.h>
    +#include <asm/param.h> /* for HZ */

    /* Never flag non-existent other CPUs! */
    static inline bool rcu_eqs_special_set(int cpu) { return false; }
    \
     
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