On Wed, Aug 17, 2005 at 02:02:24PM -0400, John Baldwin wrote: > On Wednesday 17 August 2005 11:50 am, Christian Brueffer wrote: > > On Wed, Aug 17, 2005 at 10:02:55AM -0400, John Baldwin wrote: > > > On Tuesday 16 August 2005 05:13 am, Christian Brueffer wrote: > > > > On Wed, Aug 10, 2005 at 04:57:18PM -0400, John Baldwin wrote: > > > > > I've fixed up the locking for the my(4) ethernet device driver but > > > > > have no hardware to test. Can someone please test these patches? > > > > > Thanks. > > > > > > > > > > http://www.freebsd.org/~jhb/patches/my_locking.patch > > > > > > > > This one works fine. > > > > > > Thanks for testing! I've just refreshed the sf_locking.patch patch as > > > well (I think the last version I pointed you at didn't compile) which has > > > the recursive panic you reported fixed. > > > > panic: mutex sf0 not owned at /usr/home/build/src/sys/kern/kern_mutex.c:300 > > cpuid = 0 > > KDB: enter: panic > > [thread pid 220 tid 100071 ] > > Stopped at kdb_enter+0x30: leave > > db> tr > > Tracing pid 220 tid 100071 td 0xc1d83600 > > kdb_enter(c07945bc,0,c0793ab3,d8945b08,c1d83600) at kdb_enter+0x30 > > panic(c0793ab3,c1ad7aa0,c0793946,12c,c1ac2acc) at panic+0x14e > > _mtx_assert(c1ac2acc,1,c0793946,12c,c1ac2a80) at _mtx_assert+0x87 > > _mtx_unlock_flags(c1ac2acc,0,c08ea1ea,4b9,c1adb800) at > > _mtx_unlock_flags+0x90 sf_init(c1ac2a80,740,c07a88e0,8020690c,c1ac2a80) at > > sf_init+0x59 > > ether_ioctl(c1adb800,8020690c,c1d41d00,c05a7f61,0) at ether_ioctl+0x67 > > sf_ioctl(c1adb800,8020690c,c1d41d00,100,1) at sf_ioctl+0xbc > > in_ifinit(c1adb800,c1d41d00,c1c49790,0,1) at in_ifinit+0x208 > > in_control(c1e24de8,8040691a,c1c49780,c1adb800,c1d83600) at > > in_control+0x986 ifioctl(c1e24de8,8040691a,c1c49780,c1d83600,2) at > > ifioctl+0x1cd > > soo_ioctl(c1d81048,8040691a,c1c49780,c19dca80,c1d83600) at soo_ioctl+0x3ef > > ioctl(c1d83600,d8945d04,c,422,3) at ioctl+0x45d > > syscall(3b,3b,3b,80beac0,1) at syscall+0x2c0 > > Xint0x80_syscall() at Xint0x80_syscall+0x1f > > --- syscall (54, FreeBSD ELF32, ioctl), eip = 0x8055473, esp = 0xbfbfe5fc, > > ebp = 0xbfbfee68 --- > > Sheesh, I haven't done nearly as badly on the other drivers I've changed. :-P > I had missed removing the SF_UNLOCK at the end of sf_init_locked(). I've > fixed it and uploaded the patch. Thanks for all the testing. Hopefully this > one will work. :) > Works as advertised :-) > > I can ship you a card, but it would take some time because US customs > > is pretty anal these days :-/ > > No, that's fine. I'd actually prefer it if you can test it unless it is an > inconvenience. > Not at all. - Christian -- Christian Brueffer chris_at_unixpages.org brueffer_at_FreeBSD.org GPG Key: http://people.freebsd.org/~brueffer/brueffer.key.asc GPG Fingerprint: A5C8 2099 19FF AACA F41B B29B 6C76 178C A0ED 982D
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