On 12 November 2016 at 23:16, Konstantin Belousov <kostik...@gmail.com> wrote: > On Sat, Nov 12, 2016 at 11:10:43PM -0800, Adrian Chadd wrote: >> That disappeared from the file in a later commit? > From which commit did it disappeared ? > > The tunable is present since sys/kern/vfs_bio.c r308026. I did not removed > it, and did not see any commit removing the code by somebody else.
I'll go look tomorrow. I could've sworn I only saw one sysctl in there in -head when i did my last bisect (up to head.) If it's there I'll go try it out. -adrian > >> >> >> >> -a >> >> >> On 12 November 2016 at 22:58, Konstantin Belousov <kostik...@gmail.com> >> wrote: >> > On Sat, Nov 12, 2016 at 03:19:13PM -0800, Adrian Chadd wrote: >> >> hi! >> >> >> >> This broke freebsd on mips24k. >> >> >> >> BAD_PAGE_FAULT: pid 1 tid 100001 (init), uid 0: pc 0x4002a4 got a read >> >> fault (type 0x2) at 0 >> >> Trapframe Register Dump: >> >> zero: 0 at: 0 v0: 0 v1: 0 >> >> a0: 0x7fffeecc a1: 0 a2: 0 a3: 0 >> >> t0: 0 t1: 0 t2: 0 t3: 0 >> >> t4: 0 t5: 0 t6: 0 t7: 0 >> >> t8: 0 t9: 0x400260 s0: 0x10 s1: 0x2 >> >> s2: 0x7fffeed0 s3: 0 s4: 0 s5: 0 >> >> s6: 0 s7: 0 k0: 0 k1: 0 >> >> gp: 0x4d55d0 sp: 0x7ffeee90 s8: 0 ra: 0 >> >> sr: 0xfc13 mullo: 0 mulhi: 0 badvaddr: 0 >> >> cause: 0x8 pc: 0x4002a4 >> >> Page table info for pc address 0x4002a4: pde = 0x809be000, pte = >> >> 0xa001acda >> >> Dumping 4 words starting at pc address 0x4002a4: >> >> 8c420000 14400003 00908021 8f828024 >> >> Page table info for bad address 0: pde = 0, pte = 0 >> > MIPS24k has split I/D caches, and both are VIPT, am I right ? >> > I was not able to find the handling of cache aliasing in mips/pmap.c. >> > >> > Still, I am curious whether setting the loader tunable vfs.buf_pager_relbuf >> > to 1 change anything. >> > >> >> >> >> .. and yes, I've spent three days bisecting everything to get to this >> >> particular commit. _______________________________________________ svn-src-all@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"
