Re: More convenient way to grab hugepage memory

From: Muli Ben-Yehuda
Date: Thu May 13 2004 - 03:17:46 EST


On Thu, May 13, 2004 at 12:13:59AM -0700, William Lee Irwin III wrote:
> On Thu, 2004-05-13 at 16:59, William Lee Irwin III wrote:
> >> Atop my other patch to nuke the unused global variables, here is a patch
> >> to manually inline __do_mmap_pgoff(), removing the inline usage. Untested.
> >> Are you sure you want this? #ifdef'ing out the hugetlb case is somewhat
> >> more digestible with the inline in place, e.g.:
>
> On Thu, May 13, 2004 at 05:09:01PM +1000, Benjamin Herrenschmidt wrote:
> > Well, I did the breakup in 2 pieces in the first place for 2 reasons:
> > - the original patch had some subtle issues with accounting
> > - do_mmap_pgoff is already such a mess, let's not make it worse
> > I mean, it's awful to get anything right in this function, especially
> > the cleanup/exit path, which is why I think it's more maintainable
> > cut in 2.
>
> Well, writing it vaguely convinced me that it wasn't a great idea; I
> suppose now that Muli can look at the result he'll be convinced
> likewise.

No need to convince me; my comment was strictly with regards to
inlining the function (as opposed to just leaving it static), not with
regards to splitting up the messy horror that is do_mmap_pgoff, which
I am very much in favor of.

Cheers,
Muli
--
Muli Ben-Yehuda
http://www.mulix.org | http://mulix.livejournal.com/

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