From: "Alastair D'Silva" <alastair@au1.ibm.com>
To: alastair@d-silva.org
Cc: Andrew Morton <akpm@linux-foundation.org>,
David Hildenbrand <david@redhat.com>,
Oscar Salvador <osalvador@suse.com>,
Michal Hocko <mhocko@suse.com>,
Pavel Tatashin <pasha.tatashin@soleen.com>,
Wei Yang <richard.weiyang@gmail.com>,
Arun KS <arunks@codeaurora.org>, Qian Cai <cai@lca.pw>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@kernel.org>,
Josh Poimboeuf <jpoimboe@redhat.com>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Peter Zijlstra <peterz@infradead.org>,
Jiri Kosina <jkosina@suse.cz>, Mukesh Ojha <mojha@codeaurora.org>,
Mike Rapoport <rppt@linux.vnet.ibm.com>,
Baoquan He <bhe@redhat.com>,
Logan Gunthorpe <logang@deltatee.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: [PATCH 3/5] mm: Don't manually decrement num_poisoned_pages
Date: Mon, 17 Jun 2019 14:36:29 +1000 [thread overview]
Message-ID: <20190617043635.13201-4-alastair@au1.ibm.com> (raw)
In-Reply-To: <20190617043635.13201-1-alastair@au1.ibm.com>
From: Alastair D'Silva <alastair@d-silva.org>
Use the function written to do it instead.
Signed-off-by: Alastair D'Silva <alastair@d-silva.org>
---
mm/sparse.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/mm/sparse.c b/mm/sparse.c
index 66a99da9b11b..e2402937efe4 100644
--- a/mm/sparse.c
+++ b/mm/sparse.c
@@ -11,6 +11,8 @@
#include <linux/export.h>
#include <linux/spinlock.h>
#include <linux/vmalloc.h>
+#include <linux/swap.h>
+#include <linux/swapops.h>
#include "internal.h"
#include <asm/dma.h>
@@ -771,7 +773,7 @@ static void clear_hwpoisoned_pages(struct page *memmap,
for (i = map_offset; i < nr_pages; i++) {
if (PageHWPoison(&memmap[i])) {
- atomic_long_sub(1, &num_poisoned_pages);
+ num_poisoned_pages_dec();
ClearPageHWPoison(&memmap[i]);
}
}
--
2.21.0
next prev parent reply other threads:[~2019-06-17 4:38 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-17 4:36 [PATCH 0/5] mm: Cleanup & allow modules to hotplug memory Alastair D'Silva
2019-06-17 4:36 ` [PATCH 1/5] mm: Trigger bug on if a section is not found in __section_nr Alastair D'Silva
2019-06-17 6:46 ` Mike Rapoport
2019-06-17 4:36 ` [PATCH 2/5] mm: don't hide potentially null memmap pointer in sparse_remove_one_section Alastair D'Silva
2019-06-17 6:49 ` Mike Rapoport
2019-06-17 7:26 ` David Hildenbrand
2019-06-17 4:36 ` Alastair D'Silva [this message]
2019-06-17 6:52 ` [PATCH 3/5] mm: Don't manually decrement num_poisoned_pages Mike Rapoport
2019-06-17 7:17 ` David Hildenbrand
2019-06-17 4:36 ` [PATCH 4/5] mm/hotplug: Avoid RCU stalls when removing large amounts of memory Alastair D'Silva
2019-06-17 6:53 ` Mike Rapoport
2019-06-17 6:58 ` Alastair D'Silva
2019-06-17 7:47 ` Michal Hocko
2019-06-17 7:57 ` Alastair D'Silva
2019-06-17 8:21 ` Michal Hocko
2019-06-17 15:49 ` Oscar Salvador
2019-06-17 4:36 ` [PATCH 5/5] mm/hotplug: export try_online_node Alastair D'Silva
2019-06-17 6:59 ` Peter Zijlstra
2019-06-17 7:05 ` Alastair D'Silva
2019-06-17 7:15 ` Christoph Hellwig
2019-06-17 8:00 ` Alastair D'Silva
2019-06-17 13:14 ` 'Christoph Hellwig'
2019-06-17 7:16 ` Michal Hocko
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