Just managed to answer my own question - it's purely for the 'break'. Seems
like just putting an 'else { }' would be easier.
-- Nathan
> -----Original Message-----
> From: Neulinger, Nathan [mailto:[EMAIL PROTECTED]]
> Sent: Thursday, April 19, 2001 4:14 PM
> To: '[EMAIL PROTECTED]'
> Subject: [OpenAFS-devel] question about code in afs_dcache.c
>
>
>
> if (afs_discardDCList == NULLIDX && afs_freeDCList == NULLIDX) {
> while (1) {
> if (!setLocks) avc->states |= CDCLock;
> afs_GetDownD(5, (int*)0); /* just need slots */
> if (!setLocks) avc->states &= (~CDCLock);
> if (afs_discardDCList != NULLIDX || afs_freeDCList != NULLIDX)
> break;
> /* If we can't get space for 5 mins we give up and panic */
> if (++downDCount > 300)
> osi_Panic("getdcache");
> MReleaseWriteLock(&afs_xdcache);
> afs_osi_Wait(1000, 0, 0);
> goto RetryLookup;
> }
>
>
> why the while loop? I can't see any way the code would ever
> get to repeat
> the loop? (Solaris cc complains about end-of-loop code not
> being reachable
> as well.)
>
> -- Nathan
>
> ------------------------------------------------------------
> Nathan Neulinger EMail: [EMAIL PROTECTED]
> University of Missouri - Rolla Phone: (573) 341-4841
> Computing Services Fax: (573) 341-4216
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