Ok. not sure if this fixes it or not, hosed my home machine trying... (can't get to it at the moment) I do know though that it does _not_ help the afsd going cpu-hog problem I experienced on that box. I'll let ya know as soon as I find out whether it corrects the memory oops. -- Nathan > -----Original Message----- > From: Michael Pronath [mailto:[EMAIL PROTECTED]] > Sent: Thursday, November 30, 2000 6:50 AM > To: Nathan Neulinger > Cc: Derek Atkins; [EMAIL PROTECTED] > Subject: problem with openafs on i386_linux22 SMP with 2.2.17, > 2.2.18pre17 > > > Your post to openafs-devel on Fri, 03 Nov 2000: > > This is apparently a bug in the memory allocation code of > the Linux module > libafs-xxx.o . > The hash structures for memory allocation are setup the > first time memory > is allocated. If we insert the module with insmod, no allocation has > happened so far and the structures are not initialized. If > you remove the > module with rmmod right after that, the function > osi_linux_free_afs_memory (src/afs/LINUX/osi_alloc.c:322) is called. > It mistakenly assumes that the hash lh_mem_tab is setup > already and uses > it. This leads to the segfault. > > The following patch should fix this problem. > Apply it with > > cd src/afs/LINUX > patch < alloc.patch > > > Patch file: > cut here >---------------------------------------------- > --- src/afs/LINUX/osi_alloc.c Mon Oct 30 19:07:41 2000 > +++ src/afs/LINUX/osi_alloc.c_new Thu Nov 30 13:38:10 2000 > @@ -323,6 +323,7 @@ > { > down(&afs_linux_alloc_sem); > > + if (allocator_init) { > /* iterate through all elements in the hash table and free both > * the chunk and the atom associated with it. > */ > @@ -336,7 +337,7 @@ > > /* change the state so that the allocator is now > uninitialized. */ > allocator_init = 0; > - > + } > up(&afs_linux_alloc_sem); > } > cut here >---------------------------------------------- > > > > Michael Pronath > > > > -- > > Dipl.-Ing. Michael Pronath > Lehrstuhl fuer Entwurfsautomatisierung Tel: +49 > 89 289 23659 > Technische Universitaet Muenchen Fax: +49 > 89 289 63666 > Arcisstr.21, D-80333 Muenchen TU-Innenhof, Gebaeude > 9, Raum 4915 > Mailto:[EMAIL PROTECTED] > _______________________________________________ OpenAFS-devel mailing list [EMAIL PROTECTED] https://lists.openafs.org/mailman/listinfo.cgi/openafs-devel
