[dm-devel] [PATCH] md/dm-ioctl.c: optimize memory allocation in copy_params
mpatocka at redhat.com
Wed Jul 23 12:16:58 UTC 2014
On Wed, 23 Jul 2014, Zhang, Yanmin wrote:
> On 2014/7/22 9:23, Alasdair G Kergon wrote:
> > > > > On 2014/7/9 6:39, Mikulas Patocka wrote:
> > > > Which ioctl with more than 16kB
> > > > arguments do you use?
> > Unanswered. Let's ask the same question in a different way:
> > Please supply the output of these three commands on the real-world system on
> > which you believe that that particular allocation is causing you a problem:
> > dmsetup info -c
> > dmsetup table
> > dmsetup status
> Android doesn't include the command. We compiled lvm2-2_02_107.tar.gz and copy
> dmsetup to the board. But command reports No devices.
> # /data/bin/dmsetup info
> No devices found
So, it means that you do not use device mapper at all. So, why are you
trying to change memory allocation in device mapper?
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