Subject: Re: problem with tmpfs and linux emulation?
To: None <current-users@NetBSD.org>
From: Evgeniy <firstname.lastname@example.org>
Date: 11/12/2005 23:04:29
On Sat, Nov 12, 2005 at 08:27:46PM +0100, Jaromir Dolecek wrote:
> On Sat, Nov 12, 2005 at 02:01:46PM -0500, Steven M. Bellovin wrote:
> > The symptom is that some applications -- I'm seeing it with openoffice2
> > -- can't read tmpfs directories via linux emulation. A posting by Thor
> > summarizes it:
> Aha - so is the problem that Linux glibs reads the directory
> entries via read(2) rather then using getdents()? Oh my god.
> I thought they fixed it long ago - it's still present in glibc
> on SuSE 9.1?????
If look at code of glibc(2.3.3),
__getdents has several implementaion,
but for linux it call getdents
INLINE_SYSCALL (getdents, 3, fd, CHECK_N ((char *) kdp, red_nbytes), red_nbytes);
So it is very strange statement that glibc use read in implementation of