[PATCH] mm/gup_benchmark: mark gup_benchmark_init as __init function

* [PATCH] mm/gup_benchmark: mark gup_benchmark_init as __init function
@ 2020-11-03  8:10 Barry Song
  2020-11-05 19:52 ` Jason Gunthorpe
  0 siblings, 1 reply; 2+ messages in thread
From: Barry Song @ 2020-11-03  8:10 UTC (permalink / raw)
  To: akpm, linux-mm, linux-kernel
  Cc: linuxarm, Barry Song, John Hubbard, Jan Kara,
	Jérôme Glisse, Matthew Wilcox (Oracle),
	Al Viro, Christoph Hellwig, Dan Williams, Dave Chinner,
	Jason Gunthorpe, Jonathan Corbet, Michal Hocko, Mike Kravetz,
	Shuah Khan, Vlastimil Babka

gup_benchmark_init() is only called during initialization, mark it as
__init to save some memory.

Cc: John Hubbard <jhubbard@nvidia.com>
Cc: Jan Kara <jack@suse.cz>
Cc: Jérôme Glisse <jglisse@redhat.com>
Cc: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Dave Chinner <david@fromorbit.com>
Cc: Jason Gunthorpe <jgg@ziepe.ca>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Barry Song <song.bao.hua@hisilicon.com>
---
 mm/gup_benchmark.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/gup_benchmark.c b/mm/gup_benchmark.c
index 8b3e5b5..1d10553 100644
--- a/mm/gup_benchmark.c
+++ b/mm/gup_benchmark.c
@@ -199,7 +199,7 @@ static const struct file_operations gup_benchmark_fops = {
 	.unlocked_ioctl = gup_benchmark_ioctl,
 };
 
-static int gup_benchmark_init(void)
+static int __init gup_benchmark_init(void)
 {
 	debugfs_create_file_unsafe("gup_benchmark", 0600, NULL, NULL,
 				   &gup_benchmark_fops);
-- 
2.7.4



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