Thread (15 messages) 15 messages, 4 authors, 2007-08-30

Re: [-mm PATCH] Memory controller improve user interface

From: Balbir Singh <hidden>
Date: 2007-08-29 22:38:25
Also in: lkml

Dave Hansen wrote:
On Wed, 2007-08-29 at 15:20 -0700, Paul Menage wrote:
quoted
I'd argue that having the user's specified limit be truncated to the
page size is less confusing than giving an EINVAL if it's not page
aligned.
Do we truncate mmap() values to the nearest page so to not confuse the
user? ;)
I think rounding to the closest page size is a better option, but
again it can be a bit confusing. I am all for using memparse() to
parse the user input as a specification of the memory limit.

The second question of how to store it internally without truncation/
rounding is something we need to agree upon. We also need to see
how to display the data back to the user.

I chose kilobytes for two reasons

1. Several people recommended it
2. Herbert mentioned that they've moved to that interface and it
   was working fine for them.

-- 
	Warm Regards,
	Balbir Singh
	Linux Technology Center
	IBM, ISTL

PS: I am going off to the web to search for some CUI/CLI guidelines.

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