Re: CVS commit: [uebayasi-xip] src/sys/miscfs/genfs

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

hi,

> Module Name:  src
> Committed By: uebayasi
> Date:         Thu Feb 11 06:23:04 UTC 2010
> 
> Modified Files:
>       src/sys/miscfs/genfs [uebayasi-xip]: genfs_io.c
> 
> Log Message:
> genfs_getpages() for XIP.
> 
> Pages are directly mappable, and always there.  What we need to do here is
> to address filesystem blocks and tell those addresses back to the fault
> handler by encoding the physical addresses in struct vm_page * pointers.
> 
> (I hate code duplication.  What can I do?)

what's the point of implementing it in the single VOP?
ie. how is it better than having VOP_GETPAGES_XIP and pgo_get_xip?
is it allowed to return both of "device pages" and normal pages mixed
for a request?

YAMAMOTO Takashi

> 
> 
> To generate a diff of this commit:
> cvs rdiff -u -r1.36 -r1.36.2.1 src/sys/miscfs/genfs/genfs_io.c
> 
> Please note that diffs are not public domain; they are subject to the
> copyright notices on the relevant files.