Re: Triggering readpages operation

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


No it's showing up as being 32. However I'm not really manipulating
anything in a backing_dev_info structure and just taking the defaults so
perhaps that's what I'm missing?

-evan

(By the way nice last name :)

On 7/26/12 5:32 AM, "Jeff Layton" <jlayton@xxxxxxxxxx> wrote:

>On Wed, 25 Jul 2012 19:59:26 +0000
>"Layton, Evan J" <evan.j.layton@xxxxxxxxx> wrote:
>
>> 
>> I'm working on a project at intel and working on a better understanding
>>of "file system" operations specifically triggering readpages. However I
>>have not been able to figure out how to drive or force the file system
>>to use readpages. I had thought that readahead() would allow me to do
>>this but it's not driving readpages and just goes down the readpage
>>path. Any suggestions on the best way to get the file system to trigger
>>this operation?
>> 
>> Thanks,
>> -evan
>
>
>Is your bdi->ra_pages value set to 0?
>
>-- 
>Jeff Layton <jlayton@xxxxxxxxxx>

--
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


[Linux Ext4 Filesystem]     [Ecryptfs]     [AutoFS]     [Kernel Newbies]     [Share Photos]     [Security]     [Netfilter]     [Bugtraq]     [Photo]     [Yosemite]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux Cachefs]     [Reiser Filesystem]     [Linux RAID]     [Samba]     [Video 4 Linux]     [Device Mapper]     [CEPH Filesystem]


  Powered by Linux