On 06/28/2012 06:06 AM, Max Filippov wrote:
> On Wed, Jun 27, 2012 at 8:55 PM, Eric Blake wrote:
>> On 06/27/2012 04:34 AM, Orit Wasserman wrote:
>
>> if (!is_power_of_2(num_pages)) {
>>num_pages |= num_pages >> 1;
>>num_pages |= num_pages >> 2;
>>num_pages |= num_pages >> 4;
>>n
On Wed, Jun 27, 2012 at 8:55 PM, Eric Blake wrote:
> On 06/27/2012 04:34 AM, Orit Wasserman wrote:
[...]
>> +
>> + /* round down to the nearest power of 2 */
>> + if (!is_power_of_2(num_pages)) {
>> + num_pages = 1 << ffs(num_pages);
>
> That's not how you round down. For example,
On 06/27/2012 07:55 PM, Eric Blake wrote:
> On 06/27/2012 04:34 AM, Orit Wasserman wrote:
>> Add LRU page cache mechanism.
>> The page are accessed by their address.
>>
>> Signed-off-by: Benoit Hudzia
>> Signed-off-by: Petter Svard
>> Signed-off-by: Aidan Shribman
>> Signed-off-by: Orit Wasserma
On Wed, Jun 27, 2012 at 10:34 AM, Orit Wasserman wrote:
> Add LRU page cache mechanism.
> The page are accessed by their address.
>
> Signed-off-by: Benoit Hudzia
> Signed-off-by: Petter Svard
> Signed-off-by: Aidan Shribman
> Signed-off-by: Orit Wasserman
> ---
> Makefile.objs | 1
On 06/27/2012 07:55 PM, Eric Blake wrote:
> On 06/27/2012 04:34 AM, Orit Wasserman wrote:
>> Add LRU page cache mechanism.
>> The page are accessed by their address.
>>
>> Signed-off-by: Benoit Hudzia
>> Signed-off-by: Petter Svard
>> Signed-off-by: Aidan Shribman
>> Signed-off-by: Orit Wasserma
On 06/27/2012 04:34 AM, Orit Wasserman wrote:
> Add LRU page cache mechanism.
> The page are accessed by their address.
>
> Signed-off-by: Benoit Hudzia
> Signed-off-by: Petter Svard
> Signed-off-by: Aidan Shribman
> Signed-off-by: Orit Wasserman
> +++ b/cache.c
cache.c is a rather generic n
Add LRU page cache mechanism.
The page are accessed by their address.
Signed-off-by: Benoit Hudzia
Signed-off-by: Petter Svard
Signed-off-by: Aidan Shribman
Signed-off-by: Orit Wasserman
---
Makefile.objs|1 +
cache.c | 217 +++
