From: Hugh Dickins <hughd@google.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Matthew Wilcox <willy@infradead.org>,
"Liam R. Howlett" <Liam.Howlett@Oracle.com>,
Alexey Dobriyan <adobriyan@gmail.com>,
Seth Jenkins <sethjenkins@google.com>,
Vlastimil Babka <vbabka@suse.cz>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: [PATCH] mm: /proc/pid/smaps_rollup: fix maple tree search
Date: Tue, 18 Oct 2022 20:18:38 -0700 (PDT) [thread overview]
Message-ID: <3011bee7-182-97a2-1083-d5f5b688e54b@google.com> (raw)
/proc/pid/smaps_rollup showed 0 kB for everything: now find first vma.
Fixes: c4c84f06285e ("fs/proc/task_mmu: stop using linked list and highest_vm_end")
Signed-off-by: Hugh Dickins <hughd@google.com>
---
fs/proc/task_mmu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- 6.1-rc1/fs/proc/task_mmu.c
+++ linux/fs/proc/task_mmu.c
@@ -902,7 +902,7 @@ static int show_smaps_rollup(struct seq_
goto out_put_mm;
hold_task_mempolicy(priv);
- vma = mas_find(&mas, 0);
+ vma = mas_find(&mas, ULONG_MAX);
if (unlikely(!vma))
goto empty_set;
next reply other threads:[~2022-10-19 3:18 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-19 3:18 Hugh Dickins [this message]
2022-10-20 15:31 ` Liam Howlett
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