The patch titled
Subject: mm: thp: correct split_huge_pages file permission
has been added to the -mm tree. Its filename is
mm-thp-correct-split_huge_pages-file-permission.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-thp-correct-split_huge_pages-file-permission.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-thp-correct-split_huge_pages-file-permission.patch
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------------------------------------------------------
From: Yang Shi <yang.shi@xxxxxxxxxx>
Subject: mm: thp: correct split_huge_pages file permission
split_huge_pages doesn't support get method at all, so the read permission
sounds confusing, change the permission to write only.
And, add "\n" to the output of set method to make it more readable.
Signed-off-by: Yang Shi <yang.shi@xxxxxxxxxx>
Acked-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
Cc: Andrea Arcangeli <aarcange@xxxxxxxxxx>
Cc: Mel Gorman <mgorman@xxxxxxxxxxxxxxxxxxx>
Cc: Hugh Dickins <hughd@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/huge_memory.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff -puN mm/huge_memory.c~mm-thp-correct-split_huge_pages-file-permission mm/huge_memory.c
--- a/mm/huge_memory.c~mm-thp-correct-split_huge_pages-file-permission
+++ a/mm/huge_memory.c
@@ -3452,7 +3452,7 @@ next:
}
}
- pr_info("%lu of %lu THP split", split, total);
+ pr_info("%lu of %lu THP split\n", split, total);
return 0;
}
@@ -3463,7 +3463,7 @@ static int __init split_huge_pages_debug
{
void *ret;
- ret = debugfs_create_file("split_huge_pages", 0644, NULL, NULL,
+ ret = debugfs_create_file("split_huge_pages", 0200, NULL, NULL,
&split_huge_pages_fops);
if (!ret)
pr_warn("Failed to create split_huge_pages in debugfs");
_
Patches currently in -mm which might be from yang.shi@xxxxxxxxxx are
mm-thp-correct-split_huge_pages-file-permission.patch
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