+ proc-account-struct-pde_opener.patch added to -mm tree

+ proc-account-struct-pde_opener.patch added to -mm tree

[akpm]

The patch titled
     Subject: proc: account "struct pde_opener"
has been added to the -mm tree.  Its filename is
     proc-account-struct-pde_opener.patch

This patch should soon appear at
    http://ozlabs.org/~akpm/mmots/broken-out/proc-account-struct-pde_opener.patch
and later at
    http://ozlabs.org/~akpm/mmotm/broken-out/proc-account-struct-pde_opener.patch

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------------------------------------------------------
From: Alexey Dobriyan <adobriyan@gmail.com>
Subject: proc: account "struct pde_opener"

The allocation is persistent in fact as any fool can open a file in
/proc and sit on it.

Link: http://lkml.kernel.org/r/20180214082409.GC17157@avx2
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Al Viro <viro@ZenIV.linux.org.uk>
Cc: Kees Cook <keescook@chromium.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 fs/proc/inode.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff -puN fs/proc/inode.c~proc-account-struct-pde_opener fs/proc/inode.c
--- a/fs/proc/inode.c~proc-account-struct-pde_opener
+++ a/fs/proc/inode.c
@@ -103,7 +103,7 @@ void __init proc_init_kmemcache(void)
 					     init_once);
 	pde_opener_cache =
 		kmem_cache_create("pde_opener", sizeof(struct pde_opener), 0,
-				  SLAB_PANIC, NULL);
+				  SLAB_ACCOUNT|SLAB_PANIC, NULL);
 }
 
 static int proc_show_options(struct seq_file *seq, struct dentry *root)
_

Patches currently in -mm which might be from adobriyan@gmail.com are

proc-do-less-stuff-under-pde_unload_lock.patch
proc-move-proc-sysvipc-creation-to-where-it-belongs.patch
proc-faster-open-close-of-files-without-release-hook.patch
proc-randomize-struct-pde_opener.patch
proc-move-struct-pde_opener-to-kmem-cache.patch
proc-account-struct-pde_opener.patch
seq_file-delete-small-value-optimization.patch