On 18/06/2019 18:05, Jacob Pan wrote:
> On Tue, 18 Jun 2019 15:22:20 +0100
> Jean-Philippe Brucker wrote:
>
>> On 11/06/2019 19:13, Jacob Pan wrote:
>> +/**
>> + * ioasid_find - Find IOASID data
>> + * @set: the IOASID set
>> + * @ioasid: the IOASID to find
>> + * @getter: fun
On Tue, 18 Jun 2019 15:22:20 +0100
Jean-Philippe Brucker wrote:
> On 11/06/2019 19:13, Jacob Pan wrote:
> +/**
> + * ioasid_find - Find IOASID data
> + * @set: the IOASID set
> + * @ioasid: the IOASID to find
> + * @getter: function to call on the found object
> + *
On 11/06/2019 19:13, Jacob Pan wrote:
+/**
+ * ioasid_find - Find IOASID data
+ * @set: the IOASID set
+ * @ioasid: the IOASID to find
+ * @getter: function to call on the found object
+ *
+ * The optional getter function allows to take a reference to the
fou
On 11/06/2019 18:10, Jacob Pan wrote:
>> The issue is theoretical at the moment because no users do this, but
>> I'd be more comfortable taking the xa_lock, which prevents a
>> concurrent xa_erase()+free(). (I commented on your v3 but you might
>> have missed it)
>>
> Did you reply to my v3? I did
On Tue, 11 Jun 2019 15:35:22 +0100
Jean-Philippe Brucker wrote:
> On 11/06/2019 10:36, Jonathan Cameron wrote:
> >> +/**
> >> + * ioasid_alloc - Allocate an IOASID
> >> + * @set: the IOASID set
> >> + * @min: the minimum ID (inclusive)
> >> + * @max: the maximum ID (inclusive)
> >> + * @private:
On Tue, 11 Jun 2019 15:37:42 +0100
Jean-Philippe Brucker wrote:
> On 11/06/2019 13:26, Jacob Pan wrote:
> >> +/**
> >> + * ioasid_set_data - Set private data for an allocated ioasid
> >> + * @ioasid: the ID to set data
> >> + * @data: the private data
> >> + *
> >> + * For IOASID that is alread
On 11/06/2019 13:26, Jacob Pan wrote:
>> +/**
>> + * ioasid_set_data - Set private data for an allocated ioasid
>> + * @ioasid: the ID to set data
>> + * @data: the private data
>> + *
>> + * For IOASID that is already allocated, private data can be set
>> + * via this API. Future lookup can be d
On 11/06/2019 10:36, Jonathan Cameron wrote:
>> +/**
>> + * ioasid_alloc - Allocate an IOASID
>> + * @set: the IOASID set
>> + * @min: the minimum ID (inclusive)
>> + * @max: the maximum ID (inclusive)
>> + * @private: data private to the caller
>> + *
>> + * Allocate an ID between @min and @max. T
On Mon, 10 Jun 2019 19:47:07 +0100
Jean-Philippe Brucker wrote:
> Some devices might support multiple DMA address spaces, in particular
> those that have the PCI PASID feature. PASID (Process Address Space
> ID) allows to share process address spaces with devices (SVA),
> partition a device into
On Mon, 10 Jun 2019 19:47:07 +0100
Jean-Philippe Brucker wrote:
> Some devices might support multiple DMA address spaces, in particular
> those that have the PCI PASID feature. PASID (Process Address Space ID)
> allows to share process address spaces with devices (SVA), partition a
> device into
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