(moved thread here)
On 07/26/2018 06:21 PM, Alexey Dobriyan wrote:
> On Wed, Jul 25, 2018 at 08:55:17AM +0200, Vlastimil Babka wrote:
>> On 07/24/2018 08:24 PM, Alexey Dobriyan wrote:
>>> On Mon, Jul 23, 2018 at 04:55:46PM -0700, akpm@xxxxxxxxxxxxxxxxxxxx wrote:
>>>> The patch titled
>>>> Subject: mm: /proc/pid/smaps: factor out common stats printing
>>>> has been added to the -mm tree. Its filename is
>>>> mm-proc-pid-smaps-factor-out-common-stats-printing.patch
>>>> +/* Show the contents common for smaps and smaps_rollup */
>>>> +static void __show_smap(struct seq_file *m, struct mem_size_stats *mss)
>>> This can be "const".
>> What exactly, mss?
> Yes, of course.
> seq_file is changed by virtue of priting to it.
----8<----
>From 71a7c912496db1847e3b265cd30922c4e687b7c2 Mon Sep 17 00:00:00 2001
From: Vlastimil Babka <vbabka@xxxxxxx>
Date: Fri, 27 Jul 2018 13:56:00 +0200
Subject: [PATCH] mm: proc/pid/smaps: factor out common stats printing-fix
Add const, per Alexey.
Signed-off-by: Vlastimil Babka <vbabka@xxxxxxx>
---
fs/proc/task_mmu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index 1d6d315fd31b..c47f3cab70a1 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -749,7 +749,7 @@ static void smap_gather_stats(struct vm_area_struct *vma,
seq_put_decimal_ull_width(m, str, (val) >> 10, 8)
/* Show the contents common for smaps and smaps_rollup */
-static void __show_smap(struct seq_file *m, struct mem_size_stats *mss)
+static void __show_smap(struct seq_file *m, const struct mem_size_stats *mss)
{
SEQ_PUT_DEC("Rss: ", mss->resident);
SEQ_PUT_DEC(" kB\nPss: ", mss->pss >> PSS_SHIFT);
--
2.18.0
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