knfsd: fix cache.c comment

The path here must be left over from some earlier draft; fix it.  And do
some more minor cleanup while we're there.

Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
This commit is contained in:
J. Bruce Fields 2007-11-06 14:15:19 -05:00
parent 48b4ba3fdd
commit a490c681cb

View file

@ -634,13 +634,13 @@ void cache_clean_deferred(void *owner)
/*
* communicate with user-space
*
* We have a magic /proc file - /proc/sunrpc/cache
* On read, you get a full request, or block
* On write, an update request is processed
* Poll works if anything to read, and always allows write
* We have a magic /proc file - /proc/sunrpc/<cachename>/channel.
* On read, you get a full request, or block.
* On write, an update request is processed.
* Poll works if anything to read, and always allows write.
*
* Implemented by linked list of requests. Each open file has
* a ->private that also exists in this list. New request are added
* a ->private that also exists in this list. New requests are added
* to the end and may wakeup and preceding readers.
* New readers are added to the head. If, on read, an item is found with
* CACHE_UPCALLING clear, we free it from the list.