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arch/tile/include/asm/topology.h: remove unused parent_node() macro

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Commit a7be6e5a7f ("mm: drop useless local parameters of
__register_one_node()") removed the last user of parent_node().

The parent_node() macro in tile platform is unnecessary.

Remove it for cleanup.

Link: http://lkml.kernel.org/r/1504234599-29533-7-git-send-email-douly.fnst@cn.fujitsu.com
Signed-off-by: Dou Liyang <douly.fnst@cn.fujitsu.com>
Reported-by: Michael Ellerman <mpe@ellerman.id.au>
Acked-by: Chris Metcalf <cmetcalf@mellanox.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Dou Liyang 2017-11-17 15:31:40 -08:00 committed by Linus Torvalds
parent 5f4cdac6bc
commit 52563d05f2
1 changed files with 0 additions and 6 deletions
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6
arch/tile/include/asm/topology.h
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@ -29,12 +29,6 @@ static inline int cpu_to_node(int cpu)
return cpu_2_node[cpu]; return cpu_2_node[cpu];
} }
/*
* Returns the number of the node containing Node 'node'.
* This architecture is flat, so it is a pretty simple function!
*/
#define parent_node(node) (node)
/* Returns a bitmask of CPUs on Node 'node'. */ /* Returns a bitmask of CPUs on Node 'node'. */
static inline const struct cpumask *cpumask_of_node(int node) static inline const struct cpumask *cpumask_of_node(int node)
{ {