Note, this patch is pretty straight forward, but I've only compile
tested it. I'm about to test boot it myself right now.
FWIW, it works fine for me :)
Unfortunately it didn't seem to fix things. It ran a lot longer this
time, but eventually stopped with
[ 597.730241] VMW: fault_code=4 address=ff564000 regs->tpc=70179660
[ 597.730266] kernel BUG at arch/sparc64/mm/fault.c:417!
[ 597.730284] \|/ ____ \|/
[ 597.730290] "@'/ .. \`@"
[ 597.730296] /_| \__/ |_\
[ 597.730302] \__U_/
[ 597.730315] sh(8775): Kernel bad sw trap 5 [#1]
[ 597.730331] TSTATE: 0000000011001607 TPC: 00000000006903ec TNPC: 00000000006903f0 Y: 00000000 Not tainted
[ 597.730359] TPC: <do_sparc64_fault+0x394/0x700>
[ 597.730374] g0: fffff801f91ac000 g1: 0000000000000000 g2: 0000000000000001 g3: 0000000000000000
[ 597.730395] g4: fffff801fc8c9ae0 g5: fffff80003ca3fc0 g6: fffff801f91ac000 g7: 0000000000000000
[ 597.730414] o0: 000000000000003d o1: 00000000007182a0 o2: 00000000000001a1 o3: 0000000070179660
[ 597.730436] o4: 4849001106491d49 o5: fffff801fa57c140 sp: fffff801f91af5c1 ret_pc: 00000000006903e4
[ 597.730456] RPC: <do_sparc64_fault+0x38c/0x700>
[ 597.730472] l0: fffff801fd945a88 l1: 0000000000000004 l2: fffff801fa57c140 l3: 00000000ff564000
[ 597.730493] l4: 0000000000000000 l5: fffff801fa57c1a0 l6: fffff801f91ac000 l7: 0000000011009006
[ 597.730512] i0: fffff801f91aff60 i1: 0000000000000033 i2: 0000000000024fd2 i3: 0000000000000003
[ 597.730531] i4: 0000000000000000 i5: 0000000000000003 i6: fffff801f91af6a1 i7: 0000000000404d6c
[ 597.730555] I7: <sparc64_realfault_common+0x18/0x20>
[ 597.730566] Caller[0000000000404d6c]: sparc64_realfault_common+0x18/0x20
[ 597.730587] Caller[000000000001a368]: 0x1a370
[ 597.730617] Instruction DUMP: 921021a1 7ff62ae7 901222a0 <91d02005> 12480032 8208e002 8208e005 02c84066 030000c0
Vince
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