From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8D417142E81 for ; Tue, 25 Jun 2024 04:59:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719291575; cv=none; b=jBJdzbaycgDayRkyq8Y8R8HNovCcFNCZNEDr3N5MMXasGqPYvG3HMKgXD1O7cQg9wTlrQ5tv2R9ATQ2iKE+Fex4fE6id/pl6kiKoOO23GNnFKxJ2rWBdFMNaEACzLBAJpr5xJsYfSImGJJzvFUiecGsrorQJIxIHi1eDRA5mL0Q= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719291575; c=relaxed/simple; bh=0oj2cI5zq1htHg9tEfvj4KnFCMF6ibM4tXEqJbw6orQ=; h=Date:To:From:Subject:Message-Id; b=SQZoxjsqPj7SZHYpAXZMWY16xO6perL1P0W8fJqAIvxW2bAoaE1TxwvTWb1OsAijifn3f9TuWlfnEVCl5XM8gt0hpa2Q8vGngumLhAqi7/vkIY9Qr3sfVUg8XEfrWyCOJGsatADno9XtF4ZfH0+8YOEOks2OgwqllONrHCzhvwE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=lPwPPOp6; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="lPwPPOp6" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 60382C32782; Tue, 25 Jun 2024 04:59:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1719291575; bh=0oj2cI5zq1htHg9tEfvj4KnFCMF6ibM4tXEqJbw6orQ=; h=Date:To:From:Subject:From; b=lPwPPOp6wDA94TNh4stCxhUWHeIEXL1hoyZCh9NRbX6mwG/fLZp4THU/en7Hm/jTn qpd2IQp/glpLGUoaBk4es+XRg+mcOG+dNcogfQdcABRhMWkPt97Hnefpd84Pl6SlT7 x2JYHpWRayA1mlg7kxbgXbxtxbXcqsCr2fBmwc48= Date: Mon, 24 Jun 2024 21:59:34 -0700 To: mm-commits@vger.kernel.org,osalvador@suse.de,oalvador@suse.de,nao.horiguchi@gmail.com,linmiaohe@huawei.com,jane.chu@oracle.com,akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] mm-madvise-add-mf_action_required-to-madvisemadv_hwpoison.patch removed from -mm tree Message-Id: <20240625045935.60382C32782@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The quilt patch titled Subject: mm/madvise: add MF_ACTION_REQUIRED to madvise(MADV_HWPOISON) has been removed from the -mm tree. Its filename was mm-madvise-add-mf_action_required-to-madvisemadv_hwpoison.patch This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: Jane Chu Subject: mm/madvise: add MF_ACTION_REQUIRED to madvise(MADV_HWPOISON) Date: Fri, 24 May 2024 15:53:03 -0600 The soft hwpoison injector via madvise(MADV_HWPOISON) operates in a synchrous way in a sense, the injector is also a process under test, and should it have the poisoned page mapped in its address space, it should get killed as much as in a real UE situation. Doing so align with what the madvise(2) man page says: " "This operation may result in the calling process receiving a SIGBUS and the page being unmapped." Link: https://lkml.kernel.org/r/20240524215306.2705454-3-jane.chu@oracle.com Signed-off-by: Jane Chu Reviewed-by: Oscar Salvador Acked-by: Miaohe Lin Cc: Naoya Horiguchi Cc: Oscar Salvador Signed-off-by: Andrew Morton --- mm/madvise.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/mm/madvise.c~mm-madvise-add-mf_action_required-to-madvisemadv_hwpoison +++ a/mm/madvise.c @@ -1147,7 +1147,7 @@ static int madvise_inject_error(int beha } else { pr_info("Injecting memory failure for pfn %#lx at process virtual address %#lx\n", pfn, start); - ret = memory_failure(pfn, MF_COUNT_INCREASED | MF_SW_SIMULATED); + ret = memory_failure(pfn, MF_ACTION_REQUIRED | MF_COUNT_INCREASED | MF_SW_SIMULATED); if (ret == -EOPNOTSUPP) ret = 0; } _ Patches currently in -mm which might be from jane.chu@oracle.com are