From patchwork Tue Sep 8 19:48:05 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yonggang Luo X-Patchwork-Id: 11764159 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 7E73B59D for ; Tue, 8 Sep 2020 19:49:24 +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 4405D20768 for ; Tue, 8 Sep 2020 19:49:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="VSxGgF7/" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4405D20768 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.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]:40268 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kFjcJ-0006FH-5B for patchwork-qemu-devel@patchwork.kernel.org; Tue, 08 Sep 2020 15:49:23 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:40272) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kFjbg-0004gX-W7; Tue, 08 Sep 2020 15:48:45 -0400 Received: from mail-pj1-x1033.google.com ([2607:f8b0:4864:20::1033]:55184) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kFjbf-0002TX-71; Tue, 08 Sep 2020 15:48:44 -0400 Received: by mail-pj1-x1033.google.com with SMTP id mm21so133829pjb.4; Tue, 08 Sep 2020 12:48:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=SUvRS89sUzi/CKcVKuZSUX6fRCoMdjCQPEKiAKbAayo=; b=VSxGgF7/SU1Xyv3X/12Zg9q+vhs4FXaZefRHPubT4BGPD9wek0Ewa5zzy32qKRQqEV A/sfOLl7THobm2uwY+qiRlQbbss7bnx0bJ7XTWZt0isT9mCekpwvDpjnI6IQ7kEPg76v OGjFF3q0s4GPLf431mlAMW84X6Jbo4ub8yy+WHReTNkudEAiZa7h/9rVM1NnxWzrsxC0 ljPv6hUnTgIq84hVZSwJJclLfjp3VJOV/udHwKCI2zrb8XyNbJPvOvABBbcQjjcvpT1R rB4OJ87n7JUa3J051Xj/Smw4Cg41aQq9dcbNLZqvoBv6rLt3GJsUsB21laLgtnjJE9C/ GOYA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=SUvRS89sUzi/CKcVKuZSUX6fRCoMdjCQPEKiAKbAayo=; b=AhTjzv3QdKYOOBWW02npAkyvF46XyQgReOr4AwTCDzY5WM1ptkoLrG1aNijQDxywdu zsLR2gq5j7vm7mz+WsWF3a5sW0W8jmPC+T5nahOda9X9kLTgz09Xfat2KnLciHc0pBIh rVO/RayT3xVe9CiNWtp2s6H5fJeetegL6MAYEDpEkl2q/1PV06KNRqplpO5Rd+gLRINx W/kW08LR1jQNnR7C3piAMz2oBbh3M+Bss26NhqzkHjv5qWf2d46W3CGKZhFdP8Mk9wps RY6ze0+tBE6uvxiO0PIgRV5Vf8C8BJkKnlL6sDJwtmagqAXzdWQxXlV3V9Du7LO7OroM vTlw== X-Gm-Message-State: AOAM533SFcQiwju8Vqqzbjumtg0XY+yCqpdRnhjGl0Sjr3XJSBfOKxWp 7MHBO4l7Y1YuXZ6lXvOP+qJ2jf8UgMbmOP7+ X-Google-Smtp-Source: ABdhPJwVR8f1t9x1BNKS3aaf6N2nwCBCrNPVmpANlyqirlC8oBSJ/9MJt1Zpil3sF4DFHzbMHYZRRg== X-Received: by 2002:a17:90b:46c4:: with SMTP id jx4mr414979pjb.190.1599594521049; Tue, 08 Sep 2020 12:48:41 -0700 (PDT) Received: from localhost.localdomain ([222.95.248.6]) by smtp.googlemail.com with ESMTPSA id n127sm216922pfn.155.2020.09.08.12.48.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 08 Sep 2020 12:48:40 -0700 (PDT) From: Yonggang Luo To: qemu-devel@nongnu.org Subject: [PATCH 01/16] block: Fixes nfs compiling error on msys2/mingw Date: Wed, 9 Sep 2020 03:48:05 +0800 Message-Id: <20200908194820.702-2-luoyonggang@gmail.com> X-Mailer: git-send-email 2.28.0.windows.1 In-Reply-To: <20200908194820.702-1-luoyonggang@gmail.com> References: <20200908194820.702-1-luoyonggang@gmail.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::1033; envelope-from=luoyonggang@gmail.com; helo=mail-pj1-x1033.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action 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: Kevin Wolf , Ed Maste , Michael Roth , qemu-block@nongnu.org, Stefan Weil , Xie Changlong , Richard Henderson , Markus Armbruster , Max Reitz , Yonggang Luo , Gerd Hoffmann , Wen Congyang , Li-Wen Hsu , Peter Lieven Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" These compiling errors are fixed: ../block/nfs.c:27:10: fatal error: poll.h: No such file or directory 27 | #include | ^~~~~~~~ compilation terminated. ../block/nfs.c:63:5: error: unknown type name 'blkcnt_t' 63 | blkcnt_t st_blocks; | ^~~~~~~~ ../block/nfs.c: In function 'nfs_client_open': ../block/nfs.c:550:27: error: 'struct _stat64' has no member named 'st_blocks' 550 | client->st_blocks = st.st_blocks; | ^ ../block/nfs.c: In function 'nfs_get_allocated_file_size': ../block/nfs.c:751:41: error: 'struct _stat64' has no member named 'st_blocks' 751 | return (task.ret < 0 ? task.ret : st.st_blocks * 512); | ^ ../block/nfs.c: In function 'nfs_reopen_prepare': ../block/nfs.c:805:31: error: 'struct _stat64' has no member named 'st_blocks' 805 | client->st_blocks = st.st_blocks; | ^ ../block/nfs.c: In function 'nfs_get_allocated_file_size': ../block/nfs.c:752:1: error: control reaches end of non-void function [-Werror=return-type] 752 | } | ^ On msys2/mingw, there is no st_blocks in struct _stat64, so we use consistence st_size instead. Signed-off-by: Yonggang Luo --- block/nfs.c | 26 +++++++++++++++++--------- 1 file changed, 17 insertions(+), 9 deletions(-) diff --git a/block/nfs.c b/block/nfs.c index 61a249a9fc..34b2cd5708 100644 --- a/block/nfs.c +++ b/block/nfs.c @@ -24,7 +24,9 @@ #include "qemu/osdep.h" +#if !defined(_WIN32) #include +#endif #include "qemu/config-file.h" #include "qemu/error-report.h" #include "qapi/error.h" @@ -51,6 +53,12 @@ #define QEMU_NFS_MAX_PAGECACHE_SIZE (8388608 / NFS_BLKSIZE) #define QEMU_NFS_MAX_DEBUG_LEVEL 2 +#if defined (_WIN32) +#define nfs_stat __stat64 +#else +#define nfs_stat stat +#endif + typedef struct NFSClient { struct nfs_context *context; struct nfsfh *fh; @@ -58,7 +66,7 @@ typedef struct NFSClient { bool has_zero_init; AioContext *aio_context; QemuMutex mutex; - blkcnt_t st_blocks; + int64_t st_size; bool cache_used; NFSServer *server; char *path; @@ -70,7 +78,7 @@ typedef struct NFSRPC { int ret; int complete; QEMUIOVector *iov; - struct stat *st; + struct nfs_stat *st; Coroutine *co; NFSClient *client; } NFSRPC; @@ -419,7 +427,7 @@ static int64_t nfs_client_open(NFSClient *client, BlockdevOptionsNfs *opts, int flags, int open_flags, Error **errp) { int64_t ret = -EINVAL; - struct stat st; + struct nfs_stat st; char *file = NULL, *strp = NULL; qemu_mutex_init(&client->mutex); @@ -545,7 +553,7 @@ static int64_t nfs_client_open(NFSClient *client, BlockdevOptionsNfs *opts, } ret = DIV_ROUND_UP(st.st_size, BDRV_SECTOR_SIZE); - client->st_blocks = st.st_blocks; + client->st_size = st.st_size; client->has_zero_init = S_ISREG(st.st_mode); *strp = '/'; goto out; @@ -729,11 +737,11 @@ static int64_t nfs_get_allocated_file_size(BlockDriverState *bs) { NFSClient *client = bs->opaque; NFSRPC task = {0}; - struct stat st; + struct nfs_stat st; if (bdrv_is_read_only(bs) && !(bs->open_flags & BDRV_O_NOCACHE)) { - return client->st_blocks * 512; + return client->st_size; } task.bs = bs; @@ -746,7 +754,7 @@ static int64_t nfs_get_allocated_file_size(BlockDriverState *bs) nfs_set_events(client); BDRV_POLL_WHILE(bs, !task.complete); - return (task.ret < 0 ? task.ret : st.st_blocks * 512); + return (task.ret < 0 ? task.ret : st.st_size); } static int coroutine_fn @@ -778,7 +786,7 @@ static int nfs_reopen_prepare(BDRVReopenState *state, BlockReopenQueue *queue, Error **errp) { NFSClient *client = state->bs->opaque; - struct stat st; + struct nfs_stat st; int ret = 0; if (state->flags & BDRV_O_RDWR && bdrv_is_read_only(state->bs)) { @@ -800,7 +808,7 @@ static int nfs_reopen_prepare(BDRVReopenState *state, nfs_get_error(client->context)); return ret; } - client->st_blocks = st.st_blocks; + client->st_size = st.st_size; } return 0;