The patch titled
Subject: kmemleak: change /sys/kernel/debug/kmemleak permissions from 0444 to 0644
has been added to the -mm tree. Its filename is
kmemleak-change-sys-kernel-debug-kmemleak-permissions-from-0444-to-0644.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/kmemleak-change-sys-kernel-debug-kmemleak-permissions-from-0444-to-0644.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/kmemleak-change-sys-kernel-debug-kmemleak-permissions-from-0444-to-0644.patch
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------------------------------------------------------
From: Konstantin Khlebnikov <khlebnikov@xxxxxxxxxxxxxx>
Subject: kmemleak: change /sys/kernel/debug/kmemleak permissions from 0444 to 0644
Kmemleak can be tweaked at runtime by writing commands into debugfs file.
Root can use it anyway, but without the write-bit this interface isn't
obvious.
Link: http://lkml.kernel.org/r/150728996582.744328.11541332857988399411.stgit@buzz
Signed-off-by: Konstantin Khlebnikov <khlebnikov@xxxxxxxxxxxxxx>
Acked-by: Catalin Marinas <catalin.marinas@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/kmemleak.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN mm/kmemleak.c~kmemleak-change-sys-kernel-debug-kmemleak-permissions-from-0444-to-0644 mm/kmemleak.c
--- a/mm/kmemleak.c~kmemleak-change-sys-kernel-debug-kmemleak-permissions-from-0444-to-0644
+++ a/mm/kmemleak.c
@@ -2104,7 +2104,7 @@ static int __init kmemleak_late_init(voi
return -ENOMEM;
}
- dentry = debugfs_create_file("kmemleak", S_IRUGO, NULL, NULL,
+ dentry = debugfs_create_file("kmemleak", 0644, NULL, NULL,
&kmemleak_fops);
if (!dentry)
pr_warn("Failed to create the debugfs kmemleak file\n");
_
Patches currently in -mm which might be from khlebnikov@xxxxxxxxxxxxxx are
kmemleak-change-sys-kernel-debug-kmemleak-permissions-from-0444-to-0644.patch
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