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DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1663751764; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Vn/izsX8/VTmLZ+oZfQee4UuxB5JUFLZrbR8EGTGQ0o=; b=ZkeJNyl5tL2nrdhs1hdX4MrIAsdsazG5YNqPGdB/gZ+CinSpGebqMQM19x1sH3SNJ4veMF PaogreoFD+jmzRmDWWwpzojtMCsT4N2Pd0o2O+aS04ruJN5LYvUXiZpdj8EGOqwsgb+/NA +Aho+2wid2OmMPSwh2a9LClBWAGg7qU= From: Naoya Horiguchi To: linux-mm@kvack.org Cc: Andrew Morton , Miaohe Lin , David Hildenbrand , Mike Kravetz , Yang Shi , Oscar Salvador , Muchun Song , Jane Chu , Naoya Horiguchi , linux-kernel@vger.kernel.org Subject: [PATCH v3 3/4] mm/hwpoison: pass pfn to num_poisoned_pages_*() Date: Wed, 21 Sep 2022 18:13:58 +0900 Message-Id: <20220921091359.25889-4-naoya.horiguchi@linux.dev> In-Reply-To: <20220921091359.25889-1-naoya.horiguchi@linux.dev> References: <20220921091359.25889-1-naoya.horiguchi@linux.dev> MIME-Version: 1.0 X-Migadu-Flow: FLOW_OUT X-Migadu-Auth-User: linux.dev ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1663751765; a=rsa-sha256; cv=none; b=mpkcOaOdQCDg4GW19TOfNK8i3F14AK+I/at2nKjGFjXBtTGoGojMBLvy9utc/dl6TWD6YH /1V3pJdoioopZsqXYW6PWn1jQcOJqcXNUWFFqCg0WaqhjKwcpCWAoQwx2QwVV2mqUCay8w PKsActLIto7c+59HzoiRPfb2EQrRiFY= ARC-Authentication-Results: i=1; imf28.hostedemail.com; dkim=pass header.d=linux.dev header.s=key1 header.b=ZkeJNyl5; dmarc=pass (policy=none) header.from=linux.dev; spf=pass (imf28.hostedemail.com: domain of naoya.horiguchi@linux.dev designates 188.165.223.204 as permitted sender) smtp.mailfrom=naoya.horiguchi@linux.dev ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1663751765; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=Vn/izsX8/VTmLZ+oZfQee4UuxB5JUFLZrbR8EGTGQ0o=; b=By2CB9qbR5QjpoNT3gWTlC+aY4VbhktZxkCHpUsoPvO3KEju3UGVHtdUXkGz2camk3ID7s wZCoA3gtyc2+qDKGBBhoY6FuA+mgkl8WbbUPFsOhPFFI4DwwjwVTCLy9L/eoKjKMV0QUfE nQHvSETTUi5lFd5/d046yoYmzdV95Xw= X-Rspamd-Queue-Id: 48844C0013 Authentication-Results: imf28.hostedemail.com; dkim=pass header.d=linux.dev header.s=key1 header.b=ZkeJNyl5; dmarc=pass (policy=none) header.from=linux.dev; spf=pass (imf28.hostedemail.com: domain of naoya.horiguchi@linux.dev designates 188.165.223.204 as permitted sender) smtp.mailfrom=naoya.horiguchi@linux.dev X-Rspamd-Server: rspam08 X-Rspam-User: X-Stat-Signature: ok5ajsppb59osc1f6958peotd8sou3y7 X-HE-Tag: 1663751765-28380 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: Naoya Horiguchi No functional change. Signed-off-by: Naoya Horiguchi Reviewed-by: Miaohe Lin --- ChangeLog v2 -> v3: - added declaration of num_poisoned_pages_inc() in #ifdef CONFIG_MEMORY_FAILURE --- arch/parisc/kernel/pdt.c | 2 +- include/linux/mm.h | 4 ++-- mm/memory-failure.c | 12 ++++++------ 3 files changed, 9 insertions(+), 9 deletions(-) diff --git a/arch/parisc/kernel/pdt.c b/arch/parisc/kernel/pdt.c index fdc880e2575a..80943a00e245 100644 --- a/arch/parisc/kernel/pdt.c +++ b/arch/parisc/kernel/pdt.c @@ -231,7 +231,7 @@ void __init pdc_pdt_init(void) /* mark memory page bad */ memblock_reserve(pdt_entry[i] & PAGE_MASK, PAGE_SIZE); - num_poisoned_pages_inc(); + num_poisoned_pages_inc(addr >> PAGE_SHIFT); } } diff --git a/include/linux/mm.h b/include/linux/mm.h index 80a2d800f272..2bb5d1596041 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -3279,14 +3279,14 @@ extern atomic_long_t num_poisoned_pages __read_mostly; extern int soft_offline_page(unsigned long pfn, int flags); #ifdef CONFIG_MEMORY_FAILURE extern int __get_huge_page_for_hwpoison(unsigned long pfn, int flags); -extern void num_poisoned_pages_inc(void); +extern void num_poisoned_pages_inc(unsigned long pfn); #else static inline int __get_huge_page_for_hwpoison(unsigned long pfn, int flags) { return 0; } -static inline void num_poisoned_pages_inc(void) +static inline void num_poisoned_pages_inc(unsigned long pfn) { } #endif diff --git a/mm/memory-failure.c b/mm/memory-failure.c index aa6ce685b863..a069d43bc87f 100644 --- a/mm/memory-failure.c +++ b/mm/memory-failure.c @@ -74,12 +74,12 @@ atomic_long_t num_poisoned_pages __read_mostly = ATOMIC_LONG_INIT(0); static bool hw_memory_failure __read_mostly = false; -static inline void num_poisoned_pages_inc(void) +static inline void num_poisoned_pages_inc(unsigned long pfn) { atomic_long_inc(&num_poisoned_pages); } -static inline void num_poisoned_pages_sub(long i) +static inline void num_poisoned_pages_sub(unsigned long pfn, long i) { atomic_long_sub(i, &num_poisoned_pages); } @@ -125,7 +125,7 @@ static bool page_handle_poison(struct page *page, bool hugepage_or_freepage, boo if (release) put_page(page); page_ref_inc(page); - num_poisoned_pages_inc(); + num_poisoned_pages_inc(page_to_pfn(page)); return true; } @@ -1194,7 +1194,7 @@ static void action_result(unsigned long pfn, enum mf_action_page_type type, { trace_memory_failure_event(pfn, type, result); - num_poisoned_pages_inc(); + num_poisoned_pages_inc(pfn); pr_err("%#lx: recovery action for %s: %s\n", pfn, action_page_types[type], action_name[result]); } @@ -1741,7 +1741,7 @@ static int hugetlb_set_page_hwpoison(struct page *hpage, struct page *page) llist_add(&raw_hwp->node, head); /* the first error event will be counted in action_result(). */ if (ret) - num_poisoned_pages_inc(); + num_poisoned_pages_inc(page_to_pfn(page)); } else { /* * Failed to save raw error info. We no longer trace all @@ -2414,7 +2414,7 @@ int unpoison_memory(unsigned long pfn) unlock_mutex: mutex_unlock(&mf_mutex); if (!ret || freeit) { - num_poisoned_pages_sub(count); + num_poisoned_pages_sub(pfn, count); unpoison_pr_info("Unpoison: Software-unpoisoned page %#lx\n", page_to_pfn(p), &unpoison_rs); }