linux-kernel - Re: [PATCH 2/2] soc: qcom: smem: Support getting cached entries

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <4bd2d474-ad5a-d7ea-c667-fa5a716fc115@codeaurora.org>
Date:   Fri, 11 Aug 2017 16:36:44 -0700
From:   Stephen Boyd <sboyd@...eaurora.org>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>,
        Andy Gross <andy.gross@...aro.org>,
        David Brown <david.brown@...aro.org>
Cc:     Arun Kumar Neelakantam <aneela@...eaurora.org>,
        linux-arm-msm@...r.kernel.org, linux-soc@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] soc: qcom: smem: Support getting cached entries

On 08/10/2017 12:37 PM, Bjorn Andersson wrote:
> @@ -252,6 +257,14 @@ phdr_to_last_uncached_entry(struct smem_partition_header *phdr)
>  	return p + le32_to_cpu(phdr->offset_free_uncached);
>  }
>  
> +static void *phdr_to_first_cached_entry(struct smem_partition_header *phdr,
> +					size_t cacheline)
> +{
> +	void *p = phdr;
> +
> +	return p + phdr->size - ALIGN(sizeof(*phdr), cacheline);

le32_to_cpu(phrd->size) ?

> +}
> +
>  static void *phdr_to_last_cached_entry(struct smem_partition_header *phdr)
>  {
>  	void *p = phdr;
> @@ -276,6 +289,14 @@ uncached_entry_next(struct smem_private_entry *e)
>  	       le32_to_cpu(e->size);
>  }
>  
> +static struct smem_private_entry *
> +cached_entry_next(struct smem_private_entry *e, size_t cacheline)
> +{
> +	void *p = e;
> +
> +	return p - le32_to_cpu(e->size) - ALIGN(sizeof(*e), cacheline);
> +}
> +
>  static void *uncached_entry_to_item(struct smem_private_entry *e)
>  {
>  	void *p = e;
> @@ -283,6 +304,13 @@ static void *uncached_entry_to_item(struct smem_private_entry *e)
>  	return p + sizeof(*e) + le16_to_cpu(e->padding_hdr);
>  }
>  
> +static void *cached_entry_to_item(struct smem_private_entry *e)
> +{
> +	void *p = e;
> +
> +	return p - le16_to_cpu(e->size);

But it's a le32?

-- 
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project