The patch titled
Subject: mm/memory.c: convert to DEFINE_DEBUGFS_ATTRIBUTE
has been added to the -mm tree. Its filename is
mm-convert-to-define_debugfs_attribute.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-convert-to-define_debugfs_attribute.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-convert-to-define_debugfs_attribute.patch
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------------------------------------------------------
From: Yevgen Pronenko <y.pronenko@xxxxxxxxx>
Subject: mm/memory.c: convert to DEFINE_DEBUGFS_ATTRIBUTE
The preferred strategy to define debugfs attributes is to use the
DEFINE_DEBUGFS_ATTRIBUTE() macro and to use debugfs_create_file_unsafe().
Link: http://lkml.kernel.org/r/20170528145948.32127-1-y.pronenko@xxxxxxxxx
Signed-off-by: Yevgen Pronenko <y.pronenko@xxxxxxxxx>
Cc: "Kirill A . Shutemov" <kirill.shutemov@xxxxxxxxxxxxxxx>
Cc: Jan Kara <jack@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/memory.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff -puN mm/memory.c~mm-convert-to-define_debugfs_attribute mm/memory.c
--- a/mm/memory.c~mm-convert-to-define_debugfs_attribute
+++ a/mm/memory.c
@@ -3300,14 +3300,14 @@ static int fault_around_bytes_set(void *
fault_around_bytes = PAGE_SIZE; /* rounddown_pow_of_two(0) is undefined */
return 0;
}
-DEFINE_SIMPLE_ATTRIBUTE(fault_around_bytes_fops,
+DEFINE_DEBUGFS_ATTRIBUTE(fault_around_bytes_fops,
fault_around_bytes_get, fault_around_bytes_set, "%llu\n");
static int __init fault_around_debugfs(void)
{
void *ret;
- ret = debugfs_create_file("fault_around_bytes", 0644, NULL, NULL,
+ ret = debugfs_create_file_unsafe("fault_around_bytes", 0644, NULL, NULL,
&fault_around_bytes_fops);
if (!ret)
pr_warn("Failed to create fault_around_bytes in debugfs");
_
Patches currently in -mm which might be from y.pronenko@xxxxxxxxx are
mm-convert-to-define_debugfs_attribute.patch
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