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m1n1.trace.agx: Skip tracing the stats queue

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This is spammy and sometimes so slow it blocks forever. Let's explicitly
remove these ranges from the GPUVM tracer.

Signed-off-by: Asahi Lina <lina@asahilina.net>
This commit is contained in:
Asahi Lina 2023-07-07 13:52:54 +09:00
parent d743db30b6
commit 40c9dfe128
1 changed files with 31 additions and 0 deletions
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31
proxyclient/m1n1/trace/agx.py
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@ -594,6 +594,9 @@ class AGXTracer(ASCTracer):
paddr=paddr,
ctx=ctx)
if ctx == 0:
self.clear_stats_tracers()
def event_gpuvm(self, evt, iova, paddr, name=None, base=None, ctx=None):
off = evt.addr - paddr
iova += off
@ -1208,6 +1211,33 @@ class AGXTracer(ASCTracer):
self.mon_addva(0, initdata.unkptr_20.unkptr_0, 0x40, "unkptr_20.unkptr_0")
self.mon_addva(0, initdata.unkptr_20.unkptr_8, 0x40, "unkptr_20.unkptr_8")
def clear_gpuvm_range(self, ctx, iova, length):
while length > 0:
page = iova & ~0x3fff
off = iova & 0x3fff
block = min(0x4000 - off, length)
page &= 0xfffffffffff
print(f"Clear {ctx} {page:#x} {block:#x}")
paddr = self.va_to_pa.get((ctx, page), None)
if paddr:
print(f" pa {paddr + off:#x}")
self.hv.del_tracer(irange(paddr + off, block), f"GPUVM/{ctx}")
length -= block
iova += block
def clear_stats_tracers(self):
if not self.state.initdata:
return
self.clear_gpuvm_range(
0,
self.state.initdata.regionB.channels.Stats.state_addr,
0x30)
self.clear_gpuvm_range(
0,
self.state.initdata.regionB.channels.Stats.ringbuffer_addr,
0x100 * StatsSize)
def pong_init(self, addr):
self.log("UAT at init time:")
self.uat.invalidate_cache()
@ -1219,6 +1249,7 @@ class AGXTracer(ASCTracer):
self.log(initdata)
self.add_mon_regions()
self.clear_stats_tracers()
#self.initdata.regionB.mon(lambda addr, size, name: self.mon_addva(0, addr, size, name))