From: Christian Schoenebeck <qemu_oss@crudebyte.com>
To: qemu-devel@nongnu.org
Cc: Stefano Stabellini <sstabellini@kernel.org>,
groug@kaod.org, paul@xen.org, anthony.perard@citrix.com,
Stefano Stabellini <stefano.stabellini@xilinx.com>
Subject: Re: [PATCH v2 3/3] xen/9pfs: increase max ring order to 9
Date: Fri, 22 May 2020 14:35:07 +0200 [thread overview]
Message-ID: <33834763.32Gg69QpJT@silver> (raw)
In-Reply-To: <20200521192627.15259-3-sstabellini@kernel.org>
On Donnerstag, 21. Mai 2020 21:26:27 CEST Stefano Stabellini wrote:
> From: Stefano Stabellini <stefano.stabellini@xilinx.com>
>
> The max order allowed by the protocol is 9. Increase the max order
> supported by QEMU to 9 to increase performance.
>
> Signed-off-by: Stefano Stabellini <stefano.stabellini@xilinx.com>
> ---
> Changes in v2:
> - patch added
> ---
Reviewed-by: Christian Schoenebeck <qemu_oss@crudebyte.com>
> hw/9pfs/xen-9p-backend.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/hw/9pfs/xen-9p-backend.c b/hw/9pfs/xen-9p-backend.c
> index 3c84c86ab8..a969fcc54c 100644
> --- a/hw/9pfs/xen-9p-backend.c
> +++ b/hw/9pfs/xen-9p-backend.c
> @@ -21,7 +21,7 @@
>
> #define VERSIONS "1"
> #define MAX_RINGS 8
> -#define MAX_RING_ORDER 8
> +#define MAX_RING_ORDER 9
>
> typedef struct Xen9pfsRing {
> struct Xen9pfsDev *priv;
Best regards,
Christian Schoenebeck
next prev parent reply other threads:[~2020-05-22 12:36 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-21 19:26 [PATCH v2 0/3] revert 9pfs reply truncation, wait for free room to reply Stefano Stabellini
2020-05-21 19:26 ` [PATCH v2 1/3] Revert "9p: init_in_iov_from_pdu can truncate the size" Stefano Stabellini
2020-05-22 12:34 ` Christian Schoenebeck
2020-05-21 19:26 ` [PATCH v2 2/3] xen/9pfs: yield when there isn't enough room on the ring Stefano Stabellini
2020-05-21 19:26 ` [PATCH v2 3/3] xen/9pfs: increase max ring order to 9 Stefano Stabellini
2020-05-22 12:35 ` Christian Schoenebeck [this message]
2020-05-25 13:48 ` [PATCH v2 0/3] revert 9pfs reply truncation, wait for free room to reply Greg Kurz
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