Re: [MC] [CHECKER] Need help on mmap on FUSE (linux user-land file system)

From: Kyle Moffett
Date: Sun Mar 13 2005 - 08:53:48 EST

On Mar 13, 2005, at 02:28, Junfeng Yang wrote:
Forget to mention, we are checking linux 2.6. It appears to us that mmap
doesnt' work for FUSE in linux 2.6.

IIRC, the reason mmap doesn't work on FUSE is because when it dirties pages they
cannot be flushed reliably, because writing them out involves calling a userspace
process which may allocate RAM, etc.

Kyle Moffett

Version: 3.12
GCM/CS/IT/U d- s++: a18 C++++>$ UB/L/X/*++++(+)>$ P+++(++++)>$
L++++(+++) E W++(+) N+++(++) o? K? w--- O? M++ V? PS+() PE+(-) Y+
PGP+++ t+(+++) 5 X R? tv-(--) b++++(++) DI+ D+ G e->++++$ h!*()>++$ r !y?(-)

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