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Re: [Qemu-devel] [PATCH 1/5] qemu-char: Add new char backend CircularMem
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From: |
Eric Blake |
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Subject: |
Re: [Qemu-devel] [PATCH 1/5] qemu-char: Add new char backend CircularMemCharDriver |
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Date: |
Mon, 22 Oct 2012 08:08:45 -0600 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:16.0) Gecko/20121016 Thunderbird/16.0.1 |
On 10/21/2012 10:47 AM, Lei Li wrote:
> Signed-off-by: Lei Li <address@hidden>
> ---
> qemu-char.c | 72
> +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> 1 files changed, 72 insertions(+), 0 deletions(-)
>
> diff --git a/qemu-char.c b/qemu-char.c
> index b082bae..b174da1 100644
> --- a/qemu-char.c
> +++ b/qemu-char.c
> @@ -2588,6 +2588,78 @@ size_t qemu_chr_mem_osize(const CharDriverState *chr)
> return d->outbuf_size;
> }
>
> +/*********************************************************/
> +/*CircularMemoryr chardev*/
s/CircularMemoryr/CircularMemory/
> +static int cirmem_chr_write(CharDriverState *chr, const uint8_t *buf, int
> len)
> +{
> + CirMemCharDriver *d = chr->opaque;
> + int i;
> +
> + if (len < 0) {
> + return -1;
> + }
> +
> + /* The size should be a power of 2. */
Shouldn't you enforce that, then?
--
Eric Blake address@hidden +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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