Re: [git pull] more vfs.git stuff
From: Al Viro
Date: Thu May 09 2013 - 16:34:34 EST
On Thu, May 09, 2013 at 09:28:15PM +0100, Al Viro wrote:
> The only place checking that sucker is in a fairly large area protected by
> ->b_lock (in mon_bin_event()); I really don't want to dig deep enough to
> tell if having it changed right after it had been checked is safe. OTOH,
> from a cursory look through that code it appears that the whole map_count
> thing is completely misguided - it seems to assume that ->open() is called for
> each VMA, including the one created by mmap(2). Sigh...
Less cursory one shows that they do call their ->open() from their ->mmap().
OTOH, the code looking and ->mmap_active looks fishy - what happens if we
do allocation before mmap() happens?
Anyway, let's just drop that commit for now; it clearly needs more RTFS.
Could you pull for-linus^?
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