From: Paolo Bonzini <pbonzini@redhat.com>
To: Eric Blake <eblake@redhat.com>, qemu-devel@nongnu.org
Cc: qemu-block@nongnu.org, Kevin Wolf <kwolf@redhat.com>,
Max Reitz <mreitz@redhat.com>
Subject: Re: [Qemu-devel] [PATCH v4 14/14] nbd: Implement NBD_CMD_WRITE_ZEROES on client
Date: Mon, 27 Jun 2016 14:13:05 +0200 [thread overview]
Message-ID: <0c3def31-ff22-7d42-c0ff-37e74a7e39e0@redhat.com> (raw)
In-Reply-To: <1466892954-8684-15-git-send-email-eblake@redhat.com>
On 26/06/2016 00:15, Eric Blake wrote:
> diff --git a/block/nbd.c b/block/nbd.c
> index 8d57220..049d1bd 100644
> --- a/block/nbd.c
> +++ b/block/nbd.c
> @@ -357,6 +357,7 @@ static int nbd_co_flush(BlockDriverState *bs)
> static void nbd_refresh_limits(BlockDriverState *bs, Error **errp)
> {
> bs->bl.max_pdiscard = NBD_MAX_BUFFER_SIZE;
> + bs->bl.max_pwrite_zeroes = NBD_MAX_BUFFER_SIZE;
I have probably asked before---is there any reason for these to be
limited, since the commands have no payload?
Thanks,
Paolo
> bs->bl.max_transfer = NBD_MAX_BUFFER_SIZE;
> }
next prev parent reply other threads:[~2016-06-27 12:13 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-25 22:15 [Qemu-devel] [PATCH v4 00/14] nbd: efficient write zeroes Eric Blake
2016-06-25 22:15 ` [Qemu-devel] [PATCH v4 01/14] nbd: Fix bad flag detection on server Eric Blake
2016-06-25 22:15 ` [Qemu-devel] [PATCH v4 02/14] nbd: Add qemu-nbd -D for human-readable description Eric Blake
2016-06-25 22:15 ` [Qemu-devel] [PATCH v4 03/14] nbd: Limit nbdflags to 16 bits Eric Blake
2016-06-25 22:15 ` [Qemu-devel] [PATCH v4 04/14] nbd: Treat flags vs. command type as separate fields Eric Blake
2016-06-25 22:15 ` [Qemu-devel] [PATCH v4 05/14] nbd: Share common reply-sending code in server Eric Blake
2016-06-25 22:15 ` [Qemu-devel] [PATCH v4 06/14] nbd: Send message along with server NBD_REP_ERR errors Eric Blake
2016-06-27 12:02 ` Paolo Bonzini
2016-06-25 22:15 ` [Qemu-devel] [PATCH v4 07/14] nbd: Share common option-sending code in client Eric Blake
2016-06-25 22:15 ` [Qemu-devel] [PATCH v4 08/14] nbd: Let server know when client gives up negotiation Eric Blake
2016-06-25 22:15 ` [Qemu-devel] [PATCH v4 09/14] nbd: Let client skip portions of server reply Eric Blake
2016-06-25 22:15 ` [Qemu-devel] [PATCH v4 10/14] nbd: Less allocation during NBD_OPT_LIST Eric Blake
2016-06-27 12:16 ` Paolo Bonzini
2016-07-18 23:31 ` Eric Blake
2016-06-25 22:15 ` [Qemu-devel] [PATCH v4 11/14] nbd: Support shorter handshake Eric Blake
2016-06-25 22:15 ` [Qemu-devel] [PATCH v4 12/14] nbd: Improve server handling of shutdown requests Eric Blake
2016-06-25 22:15 ` [Qemu-devel] [PATCH v4 13/14] nbd: Implement NBD_CMD_WRITE_ZEROES on server Eric Blake
2016-06-25 22:15 ` [Qemu-devel] [PATCH v4 14/14] nbd: Implement NBD_CMD_WRITE_ZEROES on client Eric Blake
2016-06-27 12:13 ` Paolo Bonzini [this message]
2016-06-27 13:00 ` Eric Blake
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