Date: Sun, 13 Dec 1998 00:02:27 -0200 (EDT) From: Joao Carlos Mendes Luis <jonny@jonny.eng.br> To: des@flood.ping.uio.no (Dag-Erling Smorgrav) Cc: dillon@FreeBSD.ORG, cvs-committers@FreeBSD.ORG, cvs-all@FreeBSD.ORG Subject: Re: cvs commit: src/sys/kern vfs_syscalls.c Message-ID: <199812130202.AAA23834@roma.coe.ufrj.br> In-Reply-To: <xzppv9pgemn.fsf@flood.ping.uio.no> from Dag-Erling Smorgrav at "Dec 12, 98 11:49:20 pm"
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#define quoting(Dag-Erling Smorgrav) // Matt Dillon <dillon@FreeBSD.ORG> writes: // > Wakeup anyone waiting on a mount point prior to returning from umount, // > whether an error occurs or not. Fixes a stat/NFS-umount race and other // > potential future problems. Fix taken from bug/pr which also indicated // > that the same fix has already been applied to OpenBSD and NetBSD. // // OBTW, while somebody's looking into NFS and mount, I still (with a // kernel from mid-November) get panics when mounting a CD-ROM with // mountd running. I can try to get a kernel dump with a newer kernel if // anybody's interested. // // Speaking of kernel dumps, what happens to physical memory pages when // they're not in use? Are they zeroed? If not, is it possible to add a // kernel option that zeroes out unused pages, or fills them with a fixed // pattern (e.g. f001f001 og deadbeef)? That would make kernel dumps more // compressible... And, maybe, detect bugs due to lost pointers earlier. Jonny -- Joao Carlos Mendes Luis M.Sc. Student jonny@jonny.eng.br Universidade Federal do Rio de Janeiro "This .sig is not meant to be politically correct." To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message
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