From patchwork Wed Sep 30 06:53:14 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nick Terrell X-Patchwork-Id: 11808201 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 569D8618 for ; Wed, 30 Sep 2020 06:50:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 397322076A for ; Wed, 30 Sep 2020 06:50:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="bx6G1V8+" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728424AbgI3GuR (ORCPT ); Wed, 30 Sep 2020 02:50:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46886 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725798AbgI3GuK (ORCPT ); Wed, 30 Sep 2020 02:50:10 -0400 Received: from mail-pf1-x441.google.com (mail-pf1-x441.google.com [IPv6:2607:f8b0:4864:20::441]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2EA3CC061755; Tue, 29 Sep 2020 23:50:06 -0700 (PDT) Received: by mail-pf1-x441.google.com with SMTP id x22so480735pfo.12; Tue, 29 Sep 2020 23:50:06 -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=2E/IwoJzArQOI0tLeIWcAV63W6gwJ92+ohjyeEw8pg8=; b=bx6G1V8+FQodu/hCJFLTVBYsNHoLZUsLaIOHSJ8Ppa+7aPpJsde92+pD3gGT7yAT10 O0CxG8HBpLf16k8DkjDHiLNm97yrhL6DnuRC4QTEvmnr28g09+aqi/jN+qY6G6NLpDXU hebvfuDkxNuS5xnEeGJs3alkM4qRJbmlgnBZqR4Dm4E27s8VWCzav/msUs7y/o/ogxSO +UMTZnXSNOkxV1HWUUVvFbqou7YqhHXZAJeK+eKX8SPW028odqJNDnECZhiNvaMORu9H 6QJCeMkj5qjkMb8nZXogigMgpXnX4zCqBLGdDFbjEo6/YnBbYhArVNvk+xVWyQA3yIB+ sk4A== 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=2E/IwoJzArQOI0tLeIWcAV63W6gwJ92+ohjyeEw8pg8=; b=s4aLpv9qcIzsdGlxLcbEJFjwnA8jq/qVC7MXV7OFenKKa6HAUuTzY5wkO1naC+5ywL eS2fn05RVHri+foly3hSD4JSiOo6AiXnlo9SFApC91Jqw//BEL1kJHoX3wY3mtVImJA9 fvI9A9HDQHBzNvpGp7mVz70zP4fVpOUzOihNMnnvA2uih4/fLT0b7W8rfukHapg1yPiu fjUyX0CRz/6oqRpqoTq2hOexhvgWBCwdhagzXE4NnoEyN3/8akqqAI6xeqsPLkR1KCv/ uGuTm8mQE7b8Cplp20ZYniNefMLfxc1ifYULkiBAAT5S3VlD+6fx9gbnBFQ0zP4a2b9I 4ocQ== X-Gm-Message-State: AOAM531BO4Z07Nq09VNTQ7X71ihEkXjj/pJBSdosRvEVmWBhFi4srtko 89+rRGBfa9JMpDu2gleVyGg= X-Google-Smtp-Source: ABdhPJzb4+pKVFANraBU2qyubhVYWvRaXnT+h66sMPI6vDGQZCJME36TZc6rDrWAPVbJKtEviE/Hvg== X-Received: by 2002:a63:4142:: with SMTP id o63mr1029677pga.337.1601448605631; Tue, 29 Sep 2020 23:50:05 -0700 (PDT) Received: from nickserv.localdomain (c-98-33-101-203.hsd1.ca.comcast.net. [98.33.101.203]) by smtp.gmail.com with ESMTPSA id 190sm1100865pfy.22.2020.09.29.23.50.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 29 Sep 2020 23:50:05 -0700 (PDT) From: Nick Terrell To: Herbert Xu Cc: linux-crypto@vger.kernel.org, linux-btrfs@vger.kernel.org, squashfs-devel@lists.sourceforge.net, linux-f2fs-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org, Kernel Team , Nick Terrell , Nick Terrell , Chris Mason , Petr Malat , Johannes Weiner , Niket Agarwal , Yann Collet , Christoph Hellwig Subject: [PATCH v4 5/9] btrfs: zstd: Switch to the zstd-1.4.6 API Date: Tue, 29 Sep 2020 23:53:14 -0700 Message-Id: <20200930065318.3326526-6-nickrterrell@gmail.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200930065318.3326526-1-nickrterrell@gmail.com> References: <20200930065318.3326526-1-nickrterrell@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org From: Nick Terrell Move away from the compatibility wrapper to the zstd-1.4.6 API. This code is functionally equivalent. Signed-off-by: Nick Terrell --- fs/btrfs/zstd.c | 48 ++++++++++++++++++++++++++++-------------------- 1 file changed, 28 insertions(+), 20 deletions(-) diff --git a/fs/btrfs/zstd.c b/fs/btrfs/zstd.c index a7367ff573d4..6b466e090cd7 100644 --- a/fs/btrfs/zstd.c +++ b/fs/btrfs/zstd.c @@ -16,7 +16,7 @@ #include #include #include -#include +#include #include "misc.h" #include "compression.h" #include "ctree.h" @@ -159,8 +159,8 @@ static void zstd_calc_ws_mem_sizes(void) zstd_get_btrfs_parameters(level, ZSTD_BTRFS_MAX_INPUT); size_t level_size = max_t(size_t, - ZSTD_CStreamWorkspaceBound(params.cParams), - ZSTD_DStreamWorkspaceBound(ZSTD_BTRFS_MAX_INPUT)); + ZSTD_estimateCStreamSize_usingCParams(params.cParams), + ZSTD_estimateDStreamSize(ZSTD_BTRFS_MAX_INPUT)); max_size = max_t(size_t, max_size, level_size); zstd_ws_mem_sizes[level - 1] = max_size; @@ -389,13 +389,23 @@ int zstd_compress_pages(struct list_head *ws, struct address_space *mapping, *total_in = 0; /* Initialize the stream */ - stream = ZSTD_initCStream(params, len, workspace->mem, - workspace->size); + stream = ZSTD_initStaticCStream(workspace->mem, workspace->size); if (!stream) { - pr_warn("BTRFS: ZSTD_initCStream failed\n"); + pr_warn("BTRFS: ZSTD_initStaticCStream failed\n"); ret = -EIO; goto out; } + { + size_t ret2; + + ret2 = ZSTD_initCStream_advanced(stream, NULL, 0, params, len); + if (ZSTD_isError(ret2)) { + pr_warn("BTRFS: ZSTD_initCStream_advanced returned %s\n", + ZSTD_getErrorName(ret2)); + ret = -EIO; + goto out; + } + } /* map in the first page of input data */ in_page = find_get_page(mapping, start >> PAGE_SHIFT); @@ -421,8 +431,8 @@ int zstd_compress_pages(struct list_head *ws, struct address_space *mapping, ret2 = ZSTD_compressStream(stream, &workspace->out_buf, &workspace->in_buf); if (ZSTD_isError(ret2)) { - pr_debug("BTRFS: ZSTD_compressStream returned %d\n", - ZSTD_getErrorCode(ret2)); + pr_debug("BTRFS: ZSTD_compressStream returned %s\n", + ZSTD_getErrorName(ret2)); ret = -EIO; goto out; } @@ -489,8 +499,8 @@ int zstd_compress_pages(struct list_head *ws, struct address_space *mapping, ret2 = ZSTD_endStream(stream, &workspace->out_buf); if (ZSTD_isError(ret2)) { - pr_debug("BTRFS: ZSTD_endStream returned %d\n", - ZSTD_getErrorCode(ret2)); + pr_debug("BTRFS: ZSTD_endStream returned %s\n", + ZSTD_getErrorName(ret2)); ret = -EIO; goto out; } @@ -557,10 +567,9 @@ int zstd_decompress_bio(struct list_head *ws, struct compressed_bio *cb) unsigned long buf_start; unsigned long total_out = 0; - stream = ZSTD_initDStream( - ZSTD_BTRFS_MAX_INPUT, workspace->mem, workspace->size); + stream = ZSTD_initStaticDStream(workspace->mem, workspace->size); if (!stream) { - pr_debug("BTRFS: ZSTD_initDStream failed\n"); + pr_debug("BTRFS: ZSTD_initStaticDStream failed\n"); ret = -EIO; goto done; } @@ -579,8 +588,8 @@ int zstd_decompress_bio(struct list_head *ws, struct compressed_bio *cb) ret2 = ZSTD_decompressStream(stream, &workspace->out_buf, &workspace->in_buf); if (ZSTD_isError(ret2)) { - pr_debug("BTRFS: ZSTD_decompressStream returned %d\n", - ZSTD_getErrorCode(ret2)); + pr_debug("BTRFS: ZSTD_decompressStream returned %s\n", + ZSTD_getErrorName(ret2)); ret = -EIO; goto done; } @@ -633,10 +642,9 @@ int zstd_decompress(struct list_head *ws, unsigned char *data_in, unsigned long pg_offset = 0; char *kaddr; - stream = ZSTD_initDStream( - ZSTD_BTRFS_MAX_INPUT, workspace->mem, workspace->size); + stream = ZSTD_initStaticDStream(workspace->mem, workspace->size); if (!stream) { - pr_warn("BTRFS: ZSTD_initDStream failed\n"); + pr_warn("BTRFS: ZSTD_initStaticDStream failed\n"); ret = -EIO; goto finish; } @@ -667,8 +675,8 @@ int zstd_decompress(struct list_head *ws, unsigned char *data_in, ret2 = ZSTD_decompressStream(stream, &workspace->out_buf, &workspace->in_buf); if (ZSTD_isError(ret2)) { - pr_debug("BTRFS: ZSTD_decompressStream returned %d\n", - ZSTD_getErrorCode(ret2)); + pr_debug("BTRFS: ZSTD_decompressStream returned %s\n", + ZSTD_getErrorName(ret2)); ret = -EIO; goto finish; }