From mboxrd@z Thu Jan 1 00:00:00 1970 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 B51B9246333; Wed, 1 Oct 2025 20:18:12 +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=1759349893; cv=none; b=bng5ki8yALDkRefCWkFnhnbz015x00Y6OcsURrFR3g81OCZ9F9OCtLX72fW7ecyr3KJphOg2PWrtVdS1BeTMv7C868FQUMcn28G5bPjb46Qa5aPBg/BTWof+o2fKT8BKraax2ZLpaQrORtf+c0Ier0G6acvx7B+9oNCjuJ8bkS4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759349893; c=relaxed/simple; bh=XKqZ71ZFkeikuPZEgrFrB0WDfHrcuxCy1Lo05b6QUpE=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=T5/vwBO47A+haW2Ytq3Hg8U4wOrsd+ncClGK7JDy2P/ROLZhiWD7+HpPJxVQATfqD1Afynk7Vqzg1ylcKo8biJwFqY3cwsMlid93NskWALsn315YwRL92ifsGr0s6Ot1z27XOM0pydqocgFxWKFvrY+QFwBWYZ3NUejFS7iNzCo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=j7Ytx0Ks; 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="j7Ytx0Ks" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7ECC5C4CEF1; Wed, 1 Oct 2025 20:18:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1759349892; bh=XKqZ71ZFkeikuPZEgrFrB0WDfHrcuxCy1Lo05b6QUpE=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=j7Ytx0KsT3ZjWSq3yP69szSofmLhIvUeNIkfXpSkz9J7TF/VbnZW5RR27sQn1wg79 +QKeKc0DlivVjfPjuAUUjMN0lRz42iPi5es7q/kHgPGkJDHDhJ+CHAc2IknxRR/14X amLoKTdfW9wQFXVm5jcO4ynXisyBe48MvRmgp7bIXsodwXMsfBFUdx8GWqNJOwbOPi jo6QXvliNdtqRJWQcmigvWBe03QyeWhvdP5dvmLz+1RTGlIad3f/Co9DdeY06ShnOc dcouT8z5N4sYdr2fo8YPR8hjNoNuhShO9Qjswo14hvh9cVQfsyZ6tkGaE1gaxBurI6 OA3g3eHPkvzEQ== Message-ID: <2cfc0bf3-e1ee-46ab-9fa5-de6d0e39a3db@kernel.org> Date: Wed, 1 Oct 2025 16:18:10 -0400 Precedence: bulk X-Mailing-List: linux-rdma@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v1] svcrdma: Increase the server's default RPC/RDMA credit grant To: Mike Snitzer Cc: NeilBrown , Jeff Layton , Olga Kornievskaia , Dai Ngo , Tom Talpey , linux-nfs@vger.kernel.org, linux-rdma@vger.kernel.org, Chuck Lever References: <20250926155235.60924-1-cel@kernel.org> Content-Language: en-US From: Chuck Lever Organization: kernel.org In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 10/1/25 3:35 PM, Mike Snitzer wrote: > On Fri, Sep 26, 2025 at 11:52:35AM -0400, Chuck Lever wrote: >> From: Chuck Lever >> >> Now that the nfsd thread count can scale to more threads, permit > > Just trying to appreciate which change(s) paved the way for this > RPCRDMA_MAX_REQUESTS change. > > Are you referring to the netlink interface changes Jeff did earlier > this year or something else? (thinking "something else" but...) > > Might be useful to update the header to convey which specific > commit(s) made this change possible. The svc thread scaling change refers to the commits from e3274026e2ec ("SUNRPC: move all of xprt handling into svc_xprt_handle()") to 15d39883ee7d ("SUNRPC: change the back-channel queue to lwq") all dated about two years ago, merged in v6.7. Just checking, should the updated description provide more detail than that? -- Chuck Lever