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Re: [PATCH v2 15/18] hw/block/nvme: reject invalid nsid values in active
From: |
Philippe Mathieu-Daudé |
Subject: |
Re: [PATCH v2 15/18] hw/block/nvme: reject invalid nsid values in active namespace id list |
Date: |
Fri, 3 Jul 2020 10:20:30 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 |
On 7/3/20 8:34 AM, Klaus Jensen wrote:
> From: Klaus Jensen <k.jensen@samsung.com>
>
> Reject the nsid broadcast value (0xffffffff) and 0xfffffffe in the
> Active Namespace ID list.
Can we have a definition instead of this 0xfffffffe magic value please?
>
> Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
> ---
> hw/block/nvme.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/hw/block/nvme.c b/hw/block/nvme.c
> index 65c2fa3ac1f4..0dac7a41ddae 100644
> --- a/hw/block/nvme.c
> +++ b/hw/block/nvme.c
> @@ -956,6 +956,10 @@ static uint16_t nvme_identify_nslist(NvmeCtrl *n,
> NvmeIdentify *c)
>
> trace_pci_nvme_identify_nslist(min_nsid);
>
> + if (min_nsid == 0xfffffffe || min_nsid == NVME_NSID_BROADCAST) {
> + return NVME_INVALID_NSID | NVME_DNR;
> + }
> +
> list = g_malloc0(data_len);
> for (i = 0; i < n->num_namespaces; i++) {
> if (i < min_nsid) {
>
- Re: [PATCH v2 11/18] hw/block/nvme: add remaining mandatory controller parameters, (continued)
- Re: [PATCH v2 11/18] hw/block/nvme: add remaining mandatory controller parameters, Philippe Mathieu-Daudé, 2020/07/03
- Re: [PATCH v2 11/18] hw/block/nvme: add remaining mandatory controller parameters, Klaus Jensen, 2020/07/03
- Re: [PATCH v2 11/18] hw/block/nvme: add remaining mandatory controller parameters, Philippe Mathieu-Daudé, 2020/07/03
- Re: [PATCH v2 11/18] hw/block/nvme: add remaining mandatory controller parameters, Klaus Jensen, 2020/07/03
- Re: [PATCH v2 11/18] hw/block/nvme: add remaining mandatory controller parameters, Philippe Mathieu-Daudé, 2020/07/04
[PATCH v2 17/18] hw/block/nvme: provide the mandatory subnqn field, Klaus Jensen, 2020/07/03
[PATCH v2 16/18] hw/block/nvme: enforce valid queue creation sequence, Klaus Jensen, 2020/07/03
[PATCH v2 15/18] hw/block/nvme: reject invalid nsid values in active namespace id list, Klaus Jensen, 2020/07/03
- Re: [PATCH v2 15/18] hw/block/nvme: reject invalid nsid values in active namespace id list,
Philippe Mathieu-Daudé <=
[PATCH v2 18/18] hw/block/nvme: bump supported version to v1.3, Klaus Jensen, 2020/07/03