CVS commit: [netbsd-2-0] src/sys/kern

[James Chacon <jmc%netbsd.org@localhost>]

Module Name:    src
Committed By:   jmc
Date:           Fri Oct  8 03:25:15 UTC 2004

Modified Files:
        src/sys/kern [netbsd-2-0]: vfs_bio.c

Log Message:
Pullup rev 1.133-1.136 (requested by simonb in ticket #908)

- Dont let pagedaemon sleep while draining buf.
- Estimate amount of memory to free at a time.
- Factor out code to set watermark and ensure high > low.
- Make the step of allocation possibility a bit seamless by moving the origin
  of curve from 0 to lowater mark.
Improves interactive performance when there is heavy disk activity.
PR#27057


To generate a diff of this commit:
cvs rdiff -r1.122.2.3 -r1.122.2.4 src/sys/kern/vfs_bio.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.