Re: dnotify/inotify and vfs questions

[Ian Campbell <ijc@hellion.org.uk>]

On Tue, 2005-08-23 at 16:23 +0100, Jamie Lokier wrote:
>     <receive some request>...
>     if (any_dnotify_or_inotify_events_pending) {
>         read_dnotify_or_inotify_events();
>         if (any_events_related_to(file)) {
>             store_in_userspace_stat_cache(file, stat(file));
>         }
>     }
>     stat_info = lookup_userspace_stat_cache(file);
> 
> Now that's a silly way to save one system call in the fast path by itself.

I'm not that familiar with inotify internals but doesn't
read_dnotify_or_inotify_events() or
any_dnotify_or_inotify_events_pending() involve a syscall?

Ian.
-- 
Ian Campbell
Current Noise: Primordial - The Coffin Ships

Today is the first day of the rest of the mess.

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