You are not supposed to call __getcwd() directly.
Poul-Henning
In message <[EMAIL PROTECTED]>, "John W. De Boskey" writes:
>Hi,
>
> I'm in the middle of trying to debug a java problem
>and have found something I don't quite understand.
>
> Basically, __getcwd() is returning errno 20, Not
>a directory. man getcwd doesn't list ENOTDIR so I
>started looking in the sources and found kern/vfs_cache.c:
>
> if (vp->v_dd->v_id != vp->v_ddid) {
> numcwdfail1++;
> free(buf, M_TEMP);
> return (ENOTDIR);
> }
>
>
> Could someone who is more familiar with the vfs
>layers provide some pointers as to what is being
>done here? The code is instrumented, and sysctl
>has the following to say:
>
>% sysctl -a | grep cwd
>vfs.cache.numcwdcalls: 225014
>vfs.cache.numcwdfail1: 845 1 -> ENOTDIR
>vfs.cache.numcwdfail2: 6775 2 -> ENOENT
>vfs.cache.numcwdfail3: 0
>vfs.cache.numcwdfail4: 0
>vfs.cache.numcwdfound: 217394
>
> The really annoying aspect to this is that it doesn't
>happen everytime, and happens more often when in a nfs
>mounted directory vs. a local directory.
>
>Thanks!
>John
>
>
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>
--
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
[EMAIL PROTECTED] | TCP/IP since RFC 956
FreeBSD committer | BSD since 4.3-tahoe
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