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Tue, 07 Jul 2020 00:45:42 -0700 (PDT) From: js1304@gmail.com X-Google-Original-From: iamjoonsoo.kim@lge.com To: Andrew Morton Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, kernel-team@lge.com, Vlastimil Babka , Christoph Hellwig , Roman Gushchin , Mike Kravetz , Naoya Horiguchi , Michal Hocko , Joonsoo Kim Subject: [PATCH v4 10/11] mm/memory-failure: remove a wrapper for alloc_migration_target() Date: Tue, 7 Jul 2020 16:44:48 +0900 Message-Id: <1594107889-32228-11-git-send-email-iamjoonsoo.kim@lge.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1594107889-32228-1-git-send-email-iamjoonsoo.kim@lge.com> References: <1594107889-32228-1-git-send-email-iamjoonsoo.kim@lge.com> X-Rspamd-Queue-Id: 49648100EDBC0 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam03 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: Joonsoo Kim There is a well-defined standard migration target callback. Use it directly. Signed-off-by: Joonsoo Kim --- mm/memory-failure.c | 18 ++++++------------ 1 file changed, 6 insertions(+), 12 deletions(-) diff --git a/mm/memory-failure.c b/mm/memory-failure.c index 609d42b6..3b89804 100644 --- a/mm/memory-failure.c +++ b/mm/memory-failure.c @@ -1677,16 +1677,6 @@ int unpoison_memory(unsigned long pfn) } EXPORT_SYMBOL(unpoison_memory); -static struct page *new_page(struct page *p, unsigned long private) -{ - struct migration_target_control mtc = { - .nid = page_to_nid(p), - .gfp_mask = GFP_USER | __GFP_MOVABLE | __GFP_RETRY_MAYFAIL, - }; - - return alloc_migration_target(p, (unsigned long)&mtc); -} - /* * Safely get reference count of an arbitrary page. * Returns 0 for a free page, -EIO for a zero refcount page @@ -1793,6 +1783,10 @@ static int __soft_offline_page(struct page *page) const char *msg_page[] = {"page", "hugepage"}; bool huge = PageHuge(page); LIST_HEAD(pagelist); + struct migration_target_control mtc = { + .nid = NUMA_NO_NODE, + .gfp_mask = GFP_USER | __GFP_MOVABLE | __GFP_RETRY_MAYFAIL, + }; /* * Check PageHWPoison again inside page lock because PageHWPoison @@ -1829,8 +1823,8 @@ static int __soft_offline_page(struct page *page) } if (isolate_page(hpage, &pagelist)) { - ret = migrate_pages(&pagelist, new_page, NULL, MPOL_MF_MOVE_ALL, - MIGRATE_SYNC, MR_MEMORY_FAILURE); + ret = migrate_pages(&pagelist, alloc_migration_target, NULL, + (unsigned long)&mtc, MIGRATE_SYNC, MR_MEMORY_FAILURE); if (!ret) { bool release = !huge; -- 2.7.4