From: Mike Kravetz <mike.kravetz@oracle.com>
To: Oscar Salvador <osalvador@suse.de>, akpm@linux-foundation.org
Cc: mhocko@suse.com, linux-mm@kvack.org, david@redhat.com,
aneesh.kumar@linux.vnet.ibm.com, naoya.horiguchi@nec.com,
linux-kernel@vger.kernel.org,
Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>,
Oscar Salvador <osalvador@suse.com>
Subject: Re: [PATCH v4 03/15] mm,madvise: call soft_offline_page() without MF_COUNT_INCREASED
Date: Thu, 16 Jul 2020 16:15:01 -0700 [thread overview]
Message-ID: <0467947a-4306-bc36-2c5e-04e578990d36@oracle.com> (raw)
In-Reply-To: <20200716123810.25292-4-osalvador@suse.de>
On 7/16/20 5:37 AM, Oscar Salvador wrote:
> From: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
>
> The call to get_user_pages_fast is only to get the pointer to a struct
> page of a given address, pinning it is memory-poisoning handler's job,
> so drop the refcount grabbed by get_user_pages_fast
>
> Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
> Signed-off-by: Oscar Salvador <osalvador@suse.com>
Reviewed-by: Mike Kravetz <mike.kravetz@oracle.com>
--
Mike Kravetz
next prev parent reply other threads:[~2020-07-16 23:17 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-16 12:37 [PATCH v4 00/15] Hwpoison soft-offline rework Oscar Salvador
2020-07-16 12:37 ` [PATCH v4 01/15] mm,hwpoison: cleanup unused PageHuge() check Oscar Salvador
2020-07-16 12:37 ` [PATCH v4 02/15] mm, hwpoison: remove recalculating hpage Oscar Salvador
2020-07-16 12:37 ` [PATCH v4 03/15] mm,madvise: call soft_offline_page() without MF_COUNT_INCREASED Oscar Salvador
2020-07-16 23:15 ` Mike Kravetz [this message]
2020-07-16 12:37 ` [PATCH v4 04/15] mm,madvise: Refactor madvise_inject_error Oscar Salvador
2020-07-16 12:37 ` [PATCH v4 05/15] mm,hwpoison-inject: don't pin for hwpoison_filter Oscar Salvador
2020-07-16 12:38 ` [PATCH v4 06/15] mm,hwpoison: Un-export get_hwpoison_page and make it static Oscar Salvador
2020-07-16 12:38 ` [PATCH v4 07/15] mm,hwpoison: Kill put_hwpoison_page Oscar Salvador
2020-07-16 12:38 ` [PATCH v4 08/15] mm,hwpoison: remove MF_COUNT_INCREASED Oscar Salvador
2020-07-16 12:38 ` [PATCH v4 09/15] mm,hwpoison: remove flag argument from soft offline functions Oscar Salvador
2020-07-16 12:38 ` [PATCH v4 10/15] mm,hwpoison: Unify THP handling for hard and soft offline Oscar Salvador
2020-07-16 12:38 ` [PATCH v4 11/15] mm,hwpoison: Rework soft offline for free pages Oscar Salvador
2020-07-16 12:38 ` [PATCH v4 12/15] mm,hwpoison: Rework soft offline for in-use pages Oscar Salvador
2020-07-17 6:55 ` HORIGUCHI NAOYA(堀口 直也)
[not found] ` <f7387d64d0024d15a1bc821a8e19b8f0@DB7PR04MB5180.eurprd04.prod.outlook.com>
2020-07-20 8:27 ` osalvador
2020-07-22 8:08 ` osalvador
2020-07-23 10:19 ` Oscar Salvador
2020-07-16 12:38 ` [PATCH v4 13/15] mm,hwpoison: Refactor soft_offline_huge_page and __soft_offline_page Oscar Salvador
2020-07-16 12:38 ` [PATCH v4 14/15] mm,hwpoison: Return 0 if the page is already poisoned in soft-offline Oscar Salvador
2020-07-16 12:38 ` [PATCH v4 15/15] mm,hwpoison: introduce MF_MSG_UNSPLIT_THP Oscar Salvador
2020-07-16 12:38 ` [PATCH] x86/speculation: Add basic IBPB (Indirect Branch Prediction Barrier) support Oscar Salvador
2020-07-16 12:43 ` osalvador
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