Re: [PATCH v3 2/5] SUNRPC: Send RPC message on TCP with a single sock_sendmsg() call

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Subject: Re: [PATCH v3 2/5] SUNRPC: Send RPC message on TCP with a single sock_sendmsg() call
From: David Howells <dhowells@xxxxxxxxxx>
Date: Mon, 24 Jul 2023 10:58:50 +0100
Cc: dhowells@xxxxxxxxxx, linux-nfs@xxxxxxxxxxxxxxx, netdev@xxxxxxxxxxxxxxx, Chuck Lever <chuck.lever@xxxxxxxxxx>
In-reply-to: <168979146971.1905271.4709699930756258041.stgit@morisot.1015granger.net>
Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 3798903
References: <168979146971.1905271.4709699930756258041.stgit@morisot.1015granger.net> <168979108540.1905271.9720708849149797793.stgit@morisot.1015granger.net>

Chuck Lever <cel@xxxxxxxxxx> wrote:

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

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

David

Follow-Ups:
- Re: [PATCH v3 2/5] SUNRPC: Send RPC message on TCP with a single sock_sendmsg() call
  - From: Chuck Lever

References:
- [PATCH v3 2/5] SUNRPC: Send RPC message on TCP with a single sock_sendmsg() call
  - From: Chuck Lever
- [PATCH v3 0/5] Send RPC-on-TCP with one sock_sendmsg() call
  - From: Chuck Lever

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