From patchwork Thu Jan 25 16:53:26 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Johannes Thumshirn X-Patchwork-Id: 13531469 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.sourceforge.net (lists.sourceforge.net [216.105.38.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B8E18C48260 for ; Thu, 25 Jan 2024 17:09:40 +0000 (UTC) Received: from [127.0.0.1] (helo=sfs-ml-3.v29.lw.sourceforge.com) by sfs-ml-3.v29.lw.sourceforge.com with esmtp (Exim 4.95) (envelope-from ) id 1rT3ER-00023L-PV; Thu, 25 Jan 2024 17:09:40 +0000 Received: from [172.30.20.202] (helo=mx.sourceforge.net) by sfs-ml-3.v29.lw.sourceforge.com with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1rT3EO-000232-NH for linux-f2fs-devel@lists.sourceforge.net; Thu, 25 Jan 2024 17:09:37 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sourceforge.net; s=x; h=Cc:To:In-Reply-To:References:Message-Id: Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date:From:Sender: Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender :Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=2i0P4UtDfM2GvJlRWNENr44DBD4bzBaFXfbBxw+clIM=; b=g2u3i0ax+k7Z/dq45xgGkV17RC BaRxd+6Kz7f0ik6BLz0oCF4ultVTNCJFUbpdpMUI4WwDAQmpI3UxnTCkjNiIx2BBp9rDvl3/Upt5b LENukTW50JuDC7DXeGI7g53txy6AQS3Ymy1BzW7X9ofykTX1GOsMKU3mFHzRdpuJzJtE=; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sf.net; s=x ; h=Cc:To:In-Reply-To:References:Message-Id:Content-Transfer-Encoding: Content-Type:MIME-Version:Subject:Date:From:Sender:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=2i0P4UtDfM2GvJlRWNENr44DBD4bzBaFXfbBxw+clIM=; b=E5AzLs63ttB1Ye8YTyoJARun8H lWw+IBCD/LQQXRdulsVPYlHEbnpA76+pKnlwx8qJ5ijvUeKxiUEcMkDP527gq1wXdxEalzEuouvAf owJaBvv7QeXzx2Gk32xOpTMxm3O/d9Cb3G/DS6PVs37BrIa96BsIekXccBNmkapS25/0=; Received: from esa1.hgst.iphmx.com ([68.232.141.245]) by sfi-mx-2.v28.lw.sourceforge.com with esmtps (TLS1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.95) id 1rT3EN-0006th-RL for linux-f2fs-devel@lists.sourceforge.net; Thu, 25 Jan 2024 17:09:37 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=wdc.com; i=@wdc.com; q=dns/txt; s=dkim.wdc.com; t=1706202576; x=1737738576; h=from:date:subject:mime-version:content-transfer-encoding: message-id:references:in-reply-to:to:cc; bh=MadywNv3PPpA8atuGcDj3Vd17mnoG/ezGAm6iZoKSro=; b=SVNV2wc10GTLntt4hH/yB1SVh0uZS1D1Zd+7s6wcxVUryg6j7rdHpWI3 A8S2YM8xAWJ8WeHFKQ78W+5pj+6ImAU41+PNhWKHtfw4PMAhuLd2gPNId cV3pjCVB8mt/meFbjpg3lxieplxPyGBco27HW79c+HdBLC3ySQFeazttJ 1LqkMNYIOLrSYRiuISy/Go3MjxS6T1cOBma5vhpqTnXp6sdV6UJhH8So5 eLVox7UmnO4yUnPLqEfBeJ14HxzdsMM1b9KCIgUmFHPG3klp/FZLYRyaC txOmaf76zUkwGk49/KPLW3XxCNPy3DxBmaRvFMQladPDbHIHUILYcszzL A==; X-CSE-ConnectionGUID: GW1GCGGxRP65caKXT8zRRw== X-CSE-MsgGUID: 8NvXJGmVR8+R6wWFnO/6kQ== X-IronPort-AV: E=Sophos;i="6.05,216,1701100800"; d="scan'208";a="7967092" Received: from uls-op-cesaip01.wdc.com (HELO uls-op-cesaep01.wdc.com) ([199.255.45.14]) by ob1.hgst.iphmx.com with ESMTP; 26 Jan 2024 00:53:44 +0800 IronPort-SDR: ssmk45hnkMR36xSw1tavbIuSuEbiYzKt+7uj5nnvR/vMWDSWoVnbReFUsBYhsGM589e5kMs4iE GWcR/DaWpctQ== Received: from uls-op-cesaip01.wdc.com ([10.248.3.36]) by uls-op-cesaep01.wdc.com with ESMTP/TLS/ECDHE-RSA-AES128-GCM-SHA256; 25 Jan 2024 08:03:44 -0800 IronPort-SDR: iGbJfwTm9aux0HAHn2Hu4+5MaKexoPy7oBPg1gDFb4sShWjqtqNmtHUakx83XvcY7OzLhKfXSU svTD8SbpHGFQ== WDCIronportException: Internal Received: from unknown (HELO redsun91.ssa.fujisawa.hgst.com) ([10.149.66.6]) by uls-op-cesaip01.wdc.com with ESMTP; 25 Jan 2024 08:53:41 -0800 Date: Thu, 25 Jan 2024 08:53:26 -0800 MIME-Version: 1.0 Message-Id: <20240125-zonefs_nofs-v2-3-2d975c8c1690@wdc.com> References: <20240125-zonefs_nofs-v2-0-2d975c8c1690@wdc.com> In-Reply-To: <20240125-zonefs_nofs-v2-0-2d975c8c1690@wdc.com> To: Damien Le Moal , Naohiro Aota , Johannes Thumshirn , Alasdair Kergon , Mike Snitzer , Mikulas Patocka , dm-devel@lists.linux.dev, Chris Mason , Josef Bacik , David Sterba , Jaegeuk Kim , Chao Yu , Jens Axboe , Christoph Hellwig , Sagi Grimberg , Chaitanya Kulkarni X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1706201608; l=3714; i=johannes.thumshirn@wdc.com; s=20230613; h=from:subject:message-id; bh=MadywNv3PPpA8atuGcDj3Vd17mnoG/ezGAm6iZoKSro=; b=OeiWcP8kl57wFLapxrMUtXeqJjNXTQJbNM0ivK0560YCzP4hJ0iOZeaEiCTU0BJrEPblLrrlV hEAm7xgua+VD3na0CHCBXETqitu+y+6zukGX52zzUrvhHVDMFcgECJ1 X-Developer-Key: i=johannes.thumshirn@wdc.com; a=ed25519; pk=TGmHKs78FdPi+QhrViEvjKIGwReUGCfa+3LEnGoR2KM= X-Headers-End: 1rT3EN-0006th-RL Subject: [f2fs-dev] [PATCH v2 3/5] btrfs: zoned: call blkdev_zone_mgmt in nofs scope X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Johannes Thumshirn via Linux-f2fs-devel From: Johannes Thumshirn Reply-To: Johannes Thumshirn Cc: Johannes Thumshirn , linux-kernel@vger.kernel.org, linux-nvme@lists.infradead.org, linux-f2fs-devel@lists.sourceforge.net, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-btrfs@vger.kernel.org Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net Add a memalloc_nofs scope around all calls to blkdev_zone_mgmt(). This allows us to further get rid of the GFP_NOFS argument for blkdev_zone_mgmt(). Signed-off-by: Johannes Thumshirn --- fs/btrfs/zoned.c | 33 ++++++++++++++++++++++++++------- 1 file changed, 26 insertions(+), 7 deletions(-) diff --git a/fs/btrfs/zoned.c b/fs/btrfs/zoned.c index 168af9d000d1..05640d61e435 100644 --- a/fs/btrfs/zoned.c +++ b/fs/btrfs/zoned.c @@ -824,11 +824,15 @@ static int sb_log_location(struct block_device *bdev, struct blk_zone *zones, reset = &zones[1]; if (reset && reset->cond != BLK_ZONE_COND_EMPTY) { + unsigned int nofs_flags; + ASSERT(sb_zone_is_full(reset)); + nofs_flags = memalloc_nofs_save(); ret = blkdev_zone_mgmt(bdev, REQ_OP_ZONE_RESET, reset->start, reset->len, - GFP_NOFS); + GFP_KERNEL); + memalloc_nofs_restore(nofs_flags); if (ret) return ret; @@ -974,11 +978,14 @@ int btrfs_advance_sb_log(struct btrfs_device *device, int mirror) * explicit ZONE_FINISH is not necessary. */ if (zone->wp != zone->start + zone->capacity) { + unsigned int nofs_flags; int ret; + nofs_flags = memalloc_nofs_save(); ret = blkdev_zone_mgmt(device->bdev, REQ_OP_ZONE_FINISH, zone->start, - zone->len, GFP_NOFS); + zone->len, GFP_KERNEL); + memalloc_nofs_restore(nofs_flags); if (ret) return ret; } @@ -996,11 +1003,13 @@ int btrfs_advance_sb_log(struct btrfs_device *device, int mirror) int btrfs_reset_sb_log_zones(struct block_device *bdev, int mirror) { + unsigned int nofs_flags; sector_t zone_sectors; sector_t nr_sectors; u8 zone_sectors_shift; u32 sb_zone; u32 nr_zones; + int ret; zone_sectors = bdev_zone_sectors(bdev); zone_sectors_shift = ilog2(zone_sectors); @@ -1011,9 +1020,13 @@ int btrfs_reset_sb_log_zones(struct block_device *bdev, int mirror) if (sb_zone + 1 >= nr_zones) return -ENOENT; - return blkdev_zone_mgmt(bdev, REQ_OP_ZONE_RESET, - zone_start_sector(sb_zone, bdev), - zone_sectors * BTRFS_NR_SB_LOG_ZONES, GFP_NOFS); + nofs_flags = memalloc_nofs_save(); + ret = blkdev_zone_mgmt(bdev, REQ_OP_ZONE_RESET, + zone_start_sector(sb_zone, bdev), + zone_sectors * BTRFS_NR_SB_LOG_ZONES, + GFP_KERNEL); + memalloc_nofs_restore(nofs_flags); + return ret; } /* @@ -1124,12 +1137,15 @@ static void btrfs_dev_clear_active_zone(struct btrfs_device *device, u64 pos) int btrfs_reset_device_zone(struct btrfs_device *device, u64 physical, u64 length, u64 *bytes) { + unsigned int nofs_flags; int ret; *bytes = 0; + nofs_flags = memalloc_nofs_save(); ret = blkdev_zone_mgmt(device->bdev, REQ_OP_ZONE_RESET, physical >> SECTOR_SHIFT, length >> SECTOR_SHIFT, - GFP_NOFS); + GFP_KERNEL); + memalloc_nofs_restore(nofs_flags); if (ret) return ret; @@ -2234,14 +2250,17 @@ static int do_zone_finish(struct btrfs_block_group *block_group, bool fully_writ struct btrfs_device *device = map->stripes[i].dev; const u64 physical = map->stripes[i].physical; struct btrfs_zoned_device_info *zinfo = device->zone_info; + unsigned int nofs_flags; if (zinfo->max_active_zones == 0) continue; + nofs_flags = memalloc_nofs_save(); ret = blkdev_zone_mgmt(device->bdev, REQ_OP_ZONE_FINISH, physical >> SECTOR_SHIFT, zinfo->zone_size >> SECTOR_SHIFT, - GFP_NOFS); + GFP_KERNEL); + memalloc_nofs_restore(nofs_flags); if (ret) return ret;