Messages in this thread | | | Date | Tue, 12 Jun 2012 13:08:10 -0700 (PDT) | Subject | Re: [PATCH v2 1/1] mmc: block: Add write packing control | From | merez@codeauro ... |
| |
On Mon, June 11, 2012 5:28 pm, Muthu Kumar wrote: > On Mon, Jun 11, 2012 at 2:19 PM, Muthu Kumar <muthu.lkml@gmail.com> wrote: >> On Fri, Jun 1, 2012 at 11:55 AM, Maya Erez <merez@codeaurora.org> wrote: >>> The write packing control will ensure that read requests latency is >>> not increased due to long write packed commands. >>> >>> The trigger for enabling the write packing is managing to pack several >>> write requests. The number of potential packed requests that will >>> trigger >>> the packing can be configured via sysfs by writing the required value >>> to: >>> /sys/block/<block_dev_name>/num_wr_reqs_to_start_packing. >>> The trigger for disabling the write packing is fetching a read request. >>> >> >> If it is applicable only to MMC why do we have this sysfs attr for all >> block devices? > > Just to be clear, please create a directory, say mmc, under > /sys/block/<dev>/ and create the attr inside that. > > You can refer to dm (dm-sysfs.c) for sample implementation. > > Regards, > Muthu >
I will apply this change in the next patch.
Thanks, Maya Erez
-- Sent by consultant of Qualcomm Innovation Center, Inc. Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum
| |