From: Minchan Kim <minchan@kernel.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Michal Hocko <mhocko@suse.com>,
LKML <linux-kernel@vger.kernel.org>,
linux-mm <linux-mm@kvack.org>, Minchan Kim <minchan@kernel.org>
Subject: [PATCH] mm/memblock: print memblock_remove
Date: Tue, 8 May 2018 19:42:23 +0900 [thread overview]
Message-ID: <20180508104223.8028-1-minchan@kernel.org> (raw)
memblock_remove report is useful to see why MemTotal of /proc/meminfo
between two kernels makes difference.
Signed-off-by: Minchan Kim <minchan@kernel.org>
---
mm/memblock.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/mm/memblock.c b/mm/memblock.c
index 5228f594b13c..03d48d8835ba 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -697,6 +697,11 @@ static int __init_memblock memblock_remove_range(struct memblock_type *type,
int __init_memblock memblock_remove(phys_addr_t base, phys_addr_t size)
{
+ phys_addr_t end = base + size - 1;
+
+ memblock_dbg("memblock_remove: [%pa-%pa] %pS\n",
+ &base, &end, (void *)_RET_IP_);
+
return memblock_remove_range(&memblock.memory, base, size);
}
--
2.17.0.441.gb46fe60e1d-goog
next reply other threads:[~2018-05-08 10:42 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-08 10:42 Minchan Kim [this message]
2018-05-09 8:12 ` [PATCH] mm/memblock: print memblock_remove Michal Hocko
2018-05-09 8:18 ` Minchan Kim
2018-05-09 8:49 ` Michal Hocko
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