From patchwork Sat Jan 11 15:40:34 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aleksandar Markovic X-Patchwork-Id: 11328897 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id EF9A6109A for ; Sat, 11 Jan 2020 15:53:58 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D0DC7206ED for ; Sat, 11 Jan 2020 15:53:58 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D0DC7206ED Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=rt-rk.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:58564 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iqJ5I-0002Sp-Vs for patchwork-qemu-devel@patchwork.kernel.org; Sat, 11 Jan 2020 10:53:57 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:59596) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iqIxX-0007tK-LJ for qemu-devel@nongnu.org; Sat, 11 Jan 2020 10:45:56 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iqIxT-0007lu-FE for qemu-devel@nongnu.org; Sat, 11 Jan 2020 10:45:54 -0500 Received: from mx2.rt-rk.com ([89.216.37.149]:48655 helo=mail.rt-rk.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1iqIxT-0007j1-1q for qemu-devel@nongnu.org; Sat, 11 Jan 2020 10:45:51 -0500 Received: from localhost (localhost [127.0.0.1]) by mail.rt-rk.com (Postfix) with ESMTP id 6F07C1A1FDA; Sat, 11 Jan 2020 16:45:48 +0100 (CET) X-Virus-Scanned: amavisd-new at rt-rk.com Received: from rtrkw774-lin.domain.local (rtrkw774-lin.domain.local [10.10.14.106]) by mail.rt-rk.com (Postfix) with ESMTPSA id 4E0281A1187; Sat, 11 Jan 2020 16:45:48 +0100 (CET) From: Aleksandar Markovic To: qemu-devel@nongnu.org Subject: [PATCH v4 12/19] linux-user: Add support for FITRIM ioctl Date: Sat, 11 Jan 2020 16:40:34 +0100 Message-Id: <1578757241-29583-13-git-send-email-aleksandar.markovic@rt-rk.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1578757241-29583-1-git-send-email-aleksandar.markovic@rt-rk.com> References: <1578757241-29583-1-git-send-email-aleksandar.markovic@rt-rk.com> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 89.216.37.149 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: laurent@vivier.eu, amarkovic@wavecomp.com Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" From: Aleksandar Markovic FITRIM ioctl accepts a pointer to the structure struct fstrim_range { __u64 start; __u64 len; __u64 minlen; }; as its third argument. All ioctls in this group (FI* ioctl) are guarded with "#ifdef", so the guards are used in this implementation too for consistency (however, many of ioctls in FI* group became old enough that their #ifdef guards could be removed, bit this is out of the scope of this patch). Signed-off-by: Aleksandar Markovic --- linux-user/ioctls.h | 3 +++ linux-user/syscall_defs.h | 1 + 2 files changed, 4 insertions(+) diff --git a/linux-user/ioctls.h b/linux-user/ioctls.h index e1b89a7..e4f0a04 100644 --- a/linux-user/ioctls.h +++ b/linux-user/ioctls.h @@ -123,6 +123,9 @@ #ifdef FIBMAP IOCTL(FIBMAP, IOC_W | IOC_R, MK_PTR(TYPE_LONG)) #endif +#ifdef FITRIM + IOCTL(FITRIM, IOC_W | IOC_R, MK_PTR(MK_STRUCT(STRUCT_fstrim_range))) +#endif #ifdef FICLONE IOCTL(FICLONE, IOC_W, TYPE_INT) IOCTL(FICLONERANGE, IOC_W, MK_PTR(MK_STRUCT(STRUCT_file_clone_range))) diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h index 12cd3de..40851e9 100644 --- a/linux-user/syscall_defs.h +++ b/linux-user/syscall_defs.h @@ -908,6 +908,7 @@ struct target_pollfd { #define TARGET_FIBMAP TARGET_IO(0x00,1) /* bmap access */ #define TARGET_FIGETBSZ TARGET_IO(0x00,2) /* get the block size used for bmap */ +#define TARGET_FITRIM TARGET_IOWR('X', 121, struct fstrim_range) #define TARGET_FICLONE TARGET_IOW(0x94, 9, int) #define TARGET_FICLONERANGE TARGET_IOW(0x94, 13, struct file_clone_range)