* [PATCH] mm, soft_offline: improve hugepage soft offlining error log
@ 2017-10-16 17:17 Laszlo Toth
2017-10-16 22:35 ` Naoya Horiguchi
2017-10-17 5:13 ` Anshuman Khandual
0 siblings, 2 replies; 3+ messages in thread
From: Laszlo Toth @ 2017-10-16 17:17 UTC (permalink / raw)
To: Naoya Horiguchi, linux-mm
On a failed attempt, we get the following entry:
soft offline: 0x3c0000: migration failed 1, type 17ffffc0008008
(uptodate|head)
Make this more specific to be straightforward and to follow
other error log formats in soft_offline_huge_page().
Signed-off-by: Laszlo Toth <laszlth@gmail.com>
---
mm/memory-failure.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 8836662..4acdf39 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -1587,7 +1587,7 @@ static int soft_offline_huge_page(struct page *page, int flags)
ret = migrate_pages(&pagelist, new_page, NULL, MPOL_MF_MOVE_ALL,
MIGRATE_SYNC, MR_MEMORY_FAILURE);
if (ret) {
- pr_info("soft offline: %#lx: migration failed %d, type %lx (%pGp)\n",
+ pr_info("soft offline: %#lx: hugepage migration failed %d, type %lx (%pGp)\n",
pfn, ret, page->flags, &page->flags);
if (!list_empty(&pagelist))
putback_movable_pages(&pagelist);
--
2.7.4
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^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] mm, soft_offline: improve hugepage soft offlining error log
2017-10-16 17:17 [PATCH] mm, soft_offline: improve hugepage soft offlining error log Laszlo Toth
@ 2017-10-16 22:35 ` Naoya Horiguchi
2017-10-17 5:13 ` Anshuman Khandual
1 sibling, 0 replies; 3+ messages in thread
From: Naoya Horiguchi @ 2017-10-16 22:35 UTC (permalink / raw)
To: Laszlo Toth, linux-mm; +Cc: akpm
On 10/17/2017 02:17 AM, Laszlo Toth wrote:
> On a failed attempt, we get the following entry:
> soft offline: 0x3c0000: migration failed 1, type 17ffffc0008008
> (uptodate|head)
>
> Make this more specific to be straightforward and to follow
> other error log formats in soft_offline_huge_page().
>
> Signed-off-by: Laszlo Toth <laszlth@gmail.com>
Looks good to me.
Acked-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
> ---
> mm/memory-failure.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/mm/memory-failure.c b/mm/memory-failure.c
> index 8836662..4acdf39 100644
> --- a/mm/memory-failure.c
> +++ b/mm/memory-failure.c
> @@ -1587,7 +1587,7 @@ static int soft_offline_huge_page(struct page *page, int flags)
> ret = migrate_pages(&pagelist, new_page, NULL, MPOL_MF_MOVE_ALL,
> MIGRATE_SYNC, MR_MEMORY_FAILURE);
> if (ret) {
> - pr_info("soft offline: %#lx: migration failed %d, type %lx (%pGp)\n",
> + pr_info("soft offline: %#lx: hugepage migration failed %d, type %lx (%pGp)\n",
> pfn, ret, page->flags, &page->flags);
> if (!list_empty(&pagelist))
> putback_movable_pages(&pagelist);
>
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^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] mm, soft_offline: improve hugepage soft offlining error log
2017-10-16 17:17 [PATCH] mm, soft_offline: improve hugepage soft offlining error log Laszlo Toth
2017-10-16 22:35 ` Naoya Horiguchi
@ 2017-10-17 5:13 ` Anshuman Khandual
1 sibling, 0 replies; 3+ messages in thread
From: Anshuman Khandual @ 2017-10-17 5:13 UTC (permalink / raw)
To: Laszlo Toth, Naoya Horiguchi, linux-mm
On 10/16/2017 10:47 PM, Laszlo Toth wrote:
> On a failed attempt, we get the following entry:
> soft offline: 0x3c0000: migration failed 1, type 17ffffc0008008
> (uptodate|head)
>
> Make this more specific to be straightforward and to follow
> other error log formats in soft_offline_huge_page().
>
> Signed-off-by: Laszlo Toth <laszlth@gmail.com>
Reviewed-by: Anshuman Khandual <khandual@linux.vnet.ibm.com>
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^ permalink raw reply [flat|nested] 3+ messages in thread
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2017-10-16 22:35 ` Naoya Horiguchi
2017-10-17 5:13 ` Anshuman Khandual
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