Re: kern/44969: vmem_xalloc() don't search best-fit free segment in spite of VMEM_BESTFIT

[yamt%mwd.biglobe.ne.jp@localhost (YAMAMOTO Takashi)]

The following reply was made to PR kern/44969; it has been noted by GNATS.

From: yamt%mwd.biglobe.ne.jp@localhost (YAMAMOTO Takashi)
To: gnats-bugs%NetBSD.org@localhost
Cc: kern-bug-people%netbsd.org@localhost, gnats-admin%netbsd.org@localhost,
        netbsd-bugs%netbsd.org@localhost
Subject: Re: kern/44969: vmem_xalloc() don't search best-fit free segment in
 spite of VMEM_BESTFIT
Date: Tue, 12 Jul 2011 00:17:02 +0000 (UTC)

 hi,
 
 >>Description:
 > Though you call vmem_xalloc() with VM_BESTFIT(allocation strategy) , you 
 > find that vmem_xalloc() don't search best-fit free segment. 
 > VMEM_BESTFIT means that using the smallest free segment that can satisfy the 
 > allocation.But current implementation use the free segment which is found at 
 > first.(not search best-fit free segment)
 
 it's an intended behaviour.
 have you seen space efficiency problems due to this?
 
 YAMAMOTO Takashi