netdev - Re: [PATCH v3 2/5] SUNRPC: Send RPC message on TCP with a single sock

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Message-ID: <64140.1690192730@warthog.procyon.org.uk>
Date: Mon, 24 Jul 2023 10:58:50 +0100
From: David Howells <dhowells@...hat.com>
To: Chuck Lever <cel@...nel.org>
Cc: dhowells@...hat.com, linux-nfs@...r.kernel.org,
    netdev@...r.kernel.org, Chuck Lever <chuck.lever@...cle.com>
Subject: Re: [PATCH v3 2/5] SUNRPC: Send RPC message on TCP with a single sock_sendmsg() call

Chuck Lever <cel@...nel.org> wrote:

> +	buf = page_frag_alloc(&svsk->sk_frag_cache, sizeof(marker),
> +			      GFP_KERNEL);

Is this SMP-safe?  page_frag_alloc() does no locking.

David