From patchwork Mon Apr 22 16:25:47 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Carlos Maiolino X-Patchwork-Id: 13638705 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6140E153BCF for ; Mon, 22 Apr 2024 16:39:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713803986; cv=none; b=dMe9oEa4e5O09Tz9u2t0fF5X1Cv3wxNhDPh5UZnsxw4o1YGKUpv4yvVotedrVwh6TGj1dyzqrA+JBZClJ9vWvMpslvGTuYIL1ZtS9lAlF4K3TN9kM6MLx9HyJ6HN30RPvZJGv2PmGMGteK5Ez6pkEnafbgLMzIJIlJK3Pd9JIWo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713803986; c=relaxed/simple; bh=cUtkCKTPNXwhktTBgXvdP/lBZWE+rJmLWeeo3z7QbSY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=iF1Htt8+PQDT/PaoiBAZpZON3kgk8gq1mhBw8tjLm4x68qcrTCHf4T3CfldwBbSUcdrnss3fzU4GNYbirmOM5XUKwxF0awVYb84gj3t6+PSG1ru96bPpN0fnMP104ZZ2vihyNWcsy4bly/meZXiy9+8Vwe+WqPUQgot4cXjyPlo= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=SOc+3oZJ; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="SOc+3oZJ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1AC82C116B1; Mon, 22 Apr 2024 16:39:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1713803986; bh=cUtkCKTPNXwhktTBgXvdP/lBZWE+rJmLWeeo3z7QbSY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=SOc+3oZJxi5+oV7pDlb0ICB1rJoeL78GEWRKuTe9s53P3+QG7YWoBakR2Scceb2lB fuLBYmUwfjFWnowcNh6KyQyBYiZYBxfBUINHjun/XFh1WGSMGZGX7iXBQSF7uzYQRb G0OQd1pHkaMpRymzK9HguWLpFMUw83rMyazK3FSXMTteCpME3mSX+fDkFOwSwsx/K6 bhMBJ1LZUs8Z9apdypI9FEhpVbn20enIMdM8GKjACT28ij531JoffOXzURnpg4ax3h 9jU0V47/vERYIPwiZtlohSORJ2KgRTjJlrxsLqIIXcrsfr/LBDqMX3u2aUeKAZhe37 koRc+ERBwTX7w== From: cem@kernel.org To: linux-xfs@vger.kernel.org Cc: djwong@kernel.org, hch@lst.de Subject: [PATCH 25/67] xfs: consolidate the xfs_attr_defer_* helpers Date: Mon, 22 Apr 2024 18:25:47 +0200 Message-ID: <20240422163832.858420-27-cem@kernel.org> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240422163832.858420-2-cem@kernel.org> References: <20240422163832.858420-2-cem@kernel.org> Precedence: bulk X-Mailing-List: linux-xfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Christoph Hellwig Source kernel commit: c00eebd09e95757c9c1d08f0a6bbc32c543daf90 Consolidate the xfs_attr_defer_* helpers into a single xfs_attr_defer_add one that picks the right dela_state based on the passed in operation. Also move to a single trace point as the actual operation is visible through the flags in the delta_state passed to the trace point. Signed-off-by: Christoph Hellwig Reviewed-by: "Darrick J. Wong" Signed-off-by: Chandan Babu R Signed-off-by: Carlos Maiolino --- libxfs/xfs_attr.c | 90 +++++++++++------------------------------------ 1 file changed, 21 insertions(+), 69 deletions(-) diff --git a/libxfs/xfs_attr.c b/libxfs/xfs_attr.c index 2103a06b9..550ca6b2e 100644 --- a/libxfs/xfs_attr.c +++ b/libxfs/xfs_attr.c @@ -878,11 +878,10 @@ xfs_attr_lookup( return error; } -static int -xfs_attr_intent_init( +static void +xfs_attr_defer_add( struct xfs_da_args *args, - unsigned int op_flags, /* op flag (set or remove) */ - struct xfs_attr_intent **attr) /* new xfs_attr_intent */ + unsigned int op_flags) { struct xfs_attr_intent *new; @@ -891,66 +890,22 @@ xfs_attr_intent_init( new->xattri_op_flags = op_flags; new->xattri_da_args = args; - *attr = new; - return 0; -} - -/* Sets an attribute for an inode as a deferred operation */ -static int -xfs_attr_defer_add( - struct xfs_da_args *args) -{ - struct xfs_attr_intent *new; - int error = 0; - - error = xfs_attr_intent_init(args, XFS_ATTRI_OP_FLAGS_SET, &new); - if (error) - return error; + switch (op_flags) { + case XFS_ATTRI_OP_FLAGS_SET: + new->xattri_dela_state = xfs_attr_init_add_state(args); + break; + case XFS_ATTRI_OP_FLAGS_REPLACE: + new->xattri_dela_state = xfs_attr_init_replace_state(args); + break; + case XFS_ATTRI_OP_FLAGS_REMOVE: + new->xattri_dela_state = xfs_attr_init_remove_state(args); + break; + default: + ASSERT(0); + } - new->xattri_dela_state = xfs_attr_init_add_state(args); xfs_defer_add(args->trans, XFS_DEFER_OPS_TYPE_ATTR, &new->xattri_list); trace_xfs_attr_defer_add(new->xattri_dela_state, args->dp); - - return 0; -} - -/* Sets an attribute for an inode as a deferred operation */ -static int -xfs_attr_defer_replace( - struct xfs_da_args *args) -{ - struct xfs_attr_intent *new; - int error = 0; - - error = xfs_attr_intent_init(args, XFS_ATTRI_OP_FLAGS_REPLACE, &new); - if (error) - return error; - - new->xattri_dela_state = xfs_attr_init_replace_state(args); - xfs_defer_add(args->trans, XFS_DEFER_OPS_TYPE_ATTR, &new->xattri_list); - trace_xfs_attr_defer_replace(new->xattri_dela_state, args->dp); - - return 0; -} - -/* Removes an attribute for an inode as a deferred operation */ -static int -xfs_attr_defer_remove( - struct xfs_da_args *args) -{ - - struct xfs_attr_intent *new; - int error; - - error = xfs_attr_intent_init(args, XFS_ATTRI_OP_FLAGS_REMOVE, &new); - if (error) - return error; - - new->xattri_dela_state = xfs_attr_init_remove_state(args); - xfs_defer_add(args->trans, XFS_DEFER_OPS_TYPE_ATTR, &new->xattri_list); - trace_xfs_attr_defer_remove(new->xattri_dela_state, args->dp); - - return 0; } /* @@ -1036,16 +991,16 @@ xfs_attr_set( error = xfs_attr_lookup(args); switch (error) { case -EEXIST: - /* if no value, we are performing a remove operation */ if (!args->value) { - error = xfs_attr_defer_remove(args); + /* if no value, we are performing a remove operation */ + xfs_attr_defer_add(args, XFS_ATTRI_OP_FLAGS_REMOVE); break; } + /* Pure create fails if the attr already exists */ if (args->attr_flags & XATTR_CREATE) goto out_trans_cancel; - - error = xfs_attr_defer_replace(args); + xfs_attr_defer_add(args, XFS_ATTRI_OP_FLAGS_REPLACE); break; case -ENOATTR: /* Can't remove what isn't there. */ @@ -1055,14 +1010,11 @@ xfs_attr_set( /* Pure replace fails if no existing attr to replace. */ if (args->attr_flags & XATTR_REPLACE) goto out_trans_cancel; - - error = xfs_attr_defer_add(args); + xfs_attr_defer_add(args, XFS_ATTRI_OP_FLAGS_SET); break; default: goto out_trans_cancel; } - if (error) - goto out_trans_cancel; /* * If this is a synchronous mount, make sure that the