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GET /api/patches/808359/?format=api
{ "id": 808359, "url": "http://patchwork.ozlabs.org/api/patches/808359/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-imx/patch/1504198860-12951-5-git-send-email-Dave.Martin@arm.com/", "project": { "id": 19, "url": "http://patchwork.ozlabs.org/api/projects/19/?format=api", "name": "Linux IMX development", "link_name": "linux-imx", "list_id": "linux-imx-kernel.lists.patchwork.ozlabs.org", "list_email": "linux-imx-kernel@lists.patchwork.ozlabs.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<1504198860-12951-5-git-send-email-Dave.Martin@arm.com>", "list_archive_url": null, "date": "2017-08-31T17:00:36", "name": "[v2,04/28] arm64: Port deprecated instruction emulation to new sysctl interface", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "bc94bcc9e69e94feb50ff2f1b8088e44b2f9d13c", "submitter": { "id": 26612, "url": "http://patchwork.ozlabs.org/api/people/26612/?format=api", "name": "Dave Martin", "email": "Dave.Martin@arm.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-imx/patch/1504198860-12951-5-git-send-email-Dave.Martin@arm.com/mbox/", "series": [ { "id": 883, "url": "http://patchwork.ozlabs.org/api/series/883/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-imx/list/?series=883", "date": "2017-08-31T17:00:33", "name": "ARM Scalable Vector Extension (SVE)", "version": 2, "mbox": "http://patchwork.ozlabs.org/series/883/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/808359/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/808359/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org>", "X-Original-To": "incoming-imx@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming-imx@bilbo.ozlabs.org", "Authentication-Results": [ "ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=lists.infradead.org\n\t(client-ip=65.50.211.133; helo=bombadil.infradead.org;\n\tenvelope-from=linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org;\n\treceiver=<UNKNOWN>)", "ozlabs.org; dkim=pass (2048-bit key;\n\tunprotected) header.d=lists.infradead.org\n\theader.i=@lists.infradead.org\n\theader.b=\"UGEcMc0w\"; dkim-atps=neutral" ], "Received": [ "from bombadil.infradead.org (bombadil.infradead.org\n\t[65.50.211.133])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256\n\tbits)) (No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xjplL12nSz9sD5\n\tfor <incoming-imx@patchwork.ozlabs.org>;\n\tFri, 1 Sep 2017 03:09:50 +1000 (AEST)", "from localhost ([127.0.0.1] helo=bombadil.infradead.org)\n\tby bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux))\n\tid 1dnSyS-0006EA-Ax; Thu, 31 Aug 2017 17:09:48 +0000", "from foss.arm.com ([217.140.101.70])\n\tby bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux))\n\tid 1dnSqZ-0007FM-Mc for linux-arm-kernel@lists.infradead.org;\n\tThu, 31 Aug 2017 17:01:43 +0000", "from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249])\n\tby usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 5CDD8164F;\n\tThu, 31 Aug 2017 10:01:22 -0700 (PDT)", "from e103592.cambridge.arm.com (usa-sjc-imap-foss1.foss.arm.com\n\t[10.72.51.249])\n\tby usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id\n\tB0DF03F58F; Thu, 31 Aug 2017 10:01:20 -0700 (PDT)" ], "DKIM-Signature": "v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed;\n\td=lists.infradead.org; s=bombadil.20170209; h=Sender:\n\tContent-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post:\n\tList-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:\n\tMessage-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description:\n\tResent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:\n\tList-Owner; bh=7xXHbN26fM82SREnjIwyT+1WRlBXQe4jg2inDwi35qU=;\n\tb=UGEcMc0wT1yRkJ\n\t63qVVNWwGZEytZE0Q4kQg96RJeeGQJpPKA1TLCTovj3BhMVKJwUP8HRUFRCR0tn8EG8TxctZ+W01z\n\tlFs7YIElEKAzef1UcY0cvcgixA5E4Uwdy37AGavGy53QVenwgDsewjco5hnm9+5js0wiVFTxHAgQX\n\tJg3Rdpe+gd5c5ZfrERgh3Z2LtbEQ6AGCKbSSl4fWfTdhcWSDzyAlRBB9ckt5CSfl73yBRYyJsXLav\n\t4PiNrDMrmG9Bav1mTwJbEcHcTPekBiGcXEZR5spOeIOcX7dPtuBIPOPb7HCt4fh1cIw+XN2iDplKc\n\tyLx/rJ75dYWeTcOVjuKQ==;", "From": "Dave Martin <Dave.Martin@arm.com>", "To": "linux-arm-kernel@lists.infradead.org", "Subject": "[PATCH v2 04/28] arm64: Port deprecated instruction emulation to new\n\tsysctl interface", "Date": "Thu, 31 Aug 2017 18:00:36 +0100", "Message-Id": "<1504198860-12951-5-git-send-email-Dave.Martin@arm.com>", "X-Mailer": "git-send-email 2.1.4", "In-Reply-To": "<1504198860-12951-1-git-send-email-Dave.Martin@arm.com>", "References": "<1504198860-12951-1-git-send-email-Dave.Martin@arm.com>", "MIME-Version": "1.0", "X-CRM114-Version": "20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 ", "X-CRM114-CacheID": "sfid-20170831_100140_036929_DDE36921 ", "X-CRM114-Status": "GOOD ( 12.51 )", "X-Spam-Score": "-6.9 (------)", "X-Spam-Report": "SpamAssassin version 3.4.1 on bombadil.infradead.org summary:\n\tContent analysis details: (-6.9 points)\n\tpts rule name description\n\t---- ----------------------\n\t--------------------------------------------------\n\t-5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at http://www.dnswl.org/,\n\thigh trust [217.140.101.70 listed in list.dnswl.org]\n\t-0.0 SPF_PASS SPF: sender matches SPF record\n\t-0.0 RP_MATCHES_RCVD Envelope sender domain matches handover relay\n\tdomain\n\t-1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1%\n\t[score: 0.0000]", "X-BeenThere": "linux-arm-kernel@lists.infradead.org", "X-Mailman-Version": "2.1.21", "Precedence": "list", "List-Unsubscribe": "<http://lists.infradead.org/mailman/options/linux-arm-kernel>,\n\t<mailto:linux-arm-kernel-request@lists.infradead.org?subject=unsubscribe>", "List-Archive": "<http://lists.infradead.org/pipermail/linux-arm-kernel/>", "List-Post": "<mailto:linux-arm-kernel@lists.infradead.org>", "List-Help": "<mailto:linux-arm-kernel-request@lists.infradead.org?subject=help>", "List-Subscribe": "<http://lists.infradead.org/mailman/listinfo/linux-arm-kernel>,\n\t<mailto:linux-arm-kernel-request@lists.infradead.org?subject=subscribe>", "Cc": "linux-arch@vger.kernel.org, libc-alpha@sourceware.org, Ard Biesheuvel\n\t<ard.biesheuvel@linaro.org>, Szabolcs Nagy <szabolcs.nagy@arm.com>,\n\tCatalin Marinas\n\t<catalin.marinas@arm.com>, Will Deacon <will.deacon@arm.com>, Richard\n\tSandiford <richard.sandiford@arm.com>, =?utf-8?q?Alex_Benn=C3=A9e?=\n\t<alex.bennee@linaro.org>, kvmarm@lists.cs.columbia.edu", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "base64", "Sender": "\"linux-arm-kernel\" <linux-arm-kernel-bounces@lists.infradead.org>", "Errors-To": "linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org", "List-Id": "linux-imx-kernel.lists.patchwork.ozlabs.org" }, "content": "Currently, armv8_deprected.c takes charge of the \"abi\" sysctl\ndirectory, which makes life difficult for other code that wants to\nregister sysctls in the same directory.\n\nThere is a \"new\" [1] sysctl registration interface that removes the\nneed to define ctl_tables for parent directories explicitly, which\nis ideal here.\n\nThis patch ports register_insn_emulation_sysctl() over to the\nregister_sysctl() interface and removes the redundant ctl_table for\n\"abi\".\n\nSigned-off-by: Dave Martin <Dave.Martin@arm.com>\nReviewed-by: Alex Bennée <alex.bennee@linaro.org>\n\n[1] fea478d4101a (sysctl: Add register_sysctl for normal sysctl\nusers)\nThe commit message notes an intent to port users of the\npre-existing interfaces over to register_sysctl(), though the\nnumber of users of the new interface currently appears negligible.\n---\n arch/arm64/kernel/armv8_deprecated.c | 15 +++------------\n 1 file changed, 3 insertions(+), 12 deletions(-)", "diff": "diff --git a/arch/arm64/kernel/armv8_deprecated.c b/arch/arm64/kernel/armv8_deprecated.c\nindex f0e6d71..e15eb2d 100644\n--- a/arch/arm64/kernel/armv8_deprecated.c\n+++ b/arch/arm64/kernel/armv8_deprecated.c\n@@ -228,15 +228,7 @@ static int emulation_proc_handler(struct ctl_table *table, int write,\n \treturn ret;\n }\n \n-static struct ctl_table ctl_abi[] = {\n-\t{\n-\t\t.procname = \"abi\",\n-\t\t.mode = 0555,\n-\t},\n-\t{ }\n-};\n-\n-static void __init register_insn_emulation_sysctl(struct ctl_table *table)\n+static void __init register_insn_emulation_sysctl(void)\n {\n \tunsigned long flags;\n \tint i = 0;\n@@ -262,8 +254,7 @@ static void __init register_insn_emulation_sysctl(struct ctl_table *table)\n \t}\n \traw_spin_unlock_irqrestore(&insn_emulation_lock, flags);\n \n-\ttable->child = insns_sysctl;\n-\tregister_sysctl_table(table);\n+\tregister_sysctl(\"abi\", insns_sysctl);\n }\n \n /*\n@@ -644,7 +635,7 @@ static int __init armv8_deprecated_init(void)\n \tcpuhp_setup_state_nocalls(CPUHP_AP_ARM64_ISNDEP_STARTING,\n \t\t\t\t \"arm64/isndep:starting\",\n \t\t\t\t run_all_insn_set_hw_mode, NULL);\n-\tregister_insn_emulation_sysctl(ctl_abi);\n+\tregister_insn_emulation_sysctl();\n \n \treturn 0;\n }\n", "prefixes": [ "v2", "04/28" ] }