svn commit: r233072 - projects/nand/sys/kern

[Konstantin Belousov]

On Thu, May 10, 2012 at 06:45:19PM +0200, Mateusz Guzik wrote:
> http://people.freebsd.org/~raj/patches/misc/vfs_highdirtybuf.diff
> 
> callbacks are expected to increase flushed counter if they happend to
> flush some buffers.
I do not think this is right. You need to call a routine when getnewblk()
is unable to find a buffer to recycle.

As I understand, in your situation with lot of managed buffers, the dirty
queue could be just empty.
> 
> Example proof-of-concept (will be cleaned up) change for nandfs:
> http://people.freebsd.org/~raj/patches/misc/nandfs_vfs_highdirtybuf.diff
> 
> Does this look reasonable?
> 
> -- 
> Mateusz Guzik <mjg semihalf.com>
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