Re: [PATCH 02/12] mm, thp, tmpfs: support to add huge page into page cache for tmpfs

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Yes, I guess I can if I just put whatever inside the spin lock into a
common function. Thanks!
Best wishes,
-- 
Ning Qu (曲宁) | Software Engineer | quning@xxxxxxxxxx | +1-408-418-6066


On Wed, Oct 16, 2013 at 5:26 AM, Kirill A. Shutemov
<kirill.shutemov@xxxxxxxxxxxxxxx> wrote:
> Ning Qu wrote:
>> Yes, I can try. The code is pretty much similar with some minor difference.
>>
>> One thing I can do is to move the spin lock part (together with the
>> corresponding err handling into a common function.
>>
>> The only problem I can see right now is we need the following
>> additional line for shm:
>>
>> __mod_zone_page_state(page_zone(page), NR_SHMEM, nr);
>>
>> Which means we need to tell if it's coming from shm or not, is that OK
>> to add additional parameter just for that? Or is there any other
>> better way we can infer that information? Thanks!
>
> I think you can account NR_SHMEM after common code succeed, don't you?
>
> --
>  Kirill A. Shutemov
--
To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux Ext4 Filesystem]     [Union Filesystem]     [Filesystem Testing]     [Ceph Users]     [Ecryptfs]     [AutoFS]     [Kernel Newbies]     [Share Photos]     [Security]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux Cachefs]     [Reiser Filesystem]     [Linux RAID]     [Samba]     [Device Mapper]     [CEPH Development]
  Powered by Linux