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author | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2013-03-25 16:57:03 +0100 |
---|---|---|
committer | Jan Beulich <jbeulich@suse.com> | 2013-03-25 16:57:03 +0100 |
commit | 8e361cea9676a4699ae13e9e854287137d3420d6 (patch) | |
tree | ca7de462d8a465d67ac1e52d81ee83d63c8f4c2f | |
parent | 92b8bc03bd4b582cb524db51494d0dba7607e7ac (diff) | |
download | xen-8e361cea9676a4699ae13e9e854287137d3420d6.tar.gz xen-8e361cea9676a4699ae13e9e854287137d3420d6.tar.bz2 xen-8e361cea9676a4699ae13e9e854287137d3420d6.zip |
trace: Use correct trace class for power management changes
Previous to this patch we would see in the trace file:
CPU28 1753503175371 (+ 8496) unknown (0x0000000000801002) [ 0x00000004 0x4158a498 0x000003a1 0x000027e6 0x00000000 0x00000000 0x00000000 ]
CPU28 1753505321239 (+ 2145868) unknown (0x0000000000801003) [ 0x00000004 0x4166dca7 0x000000fa 0x00000000 0x00000000 0x00000000 0x00000000 ]
CPU28 1753505343756 (+ 22517) unknown (0x0000000000801002) [ 0x00000004 0x41670fe5 0x00001284 0x00003766 0x00000000 0x00000000 0x00000000 ]
CPU28 1753521413711 (+16069955) unknown (0x0000000000801003) [ 0x00000004 0x41d1e02c 0x000000ab 0x00000000 0x00000000 0x00000000 0x00000000 ]
instead of:
CPU28 1753503175371 (+ 8496) cpu_idle_entry [ C0 -> C4, acpi_pm_tick = 1096328344, expected = 929us, predicted = 10214us ]
CPU28 1753505321239 (+ 2145868) cpu_idle_exit [ C4 -> C0, acpi_pm_tick = 1097260199, irq = 250 0 0 0 ]
CPU28 1753505343756 (+ 22517) cpu_idle_entry [ C0 -> C4, acpi_pm_tick = 1097273317, expected = 4740us, predicted = 14182us ]
CPU28 1753521413711 (+16069955) cpu_idle_exit [ C4 -> C0, acpi_pm_tick = 1104273452, irq = 171 0 0 0 ]
The patch that added the cpu_idle_[entry|exit] was using the
TRC_HW_IRQ class (0x00802000) instead of TRC_HW_PM (0x00801000)
as a base.
Acked-by: George Dunlap <george.dunlap@eu.citrix.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
-rw-r--r-- | tools/xentrace/formats | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/xentrace/formats b/tools/xentrace/formats index 928e1d7191..b4e3d0596c 100644 --- a/tools/xentrace/formats +++ b/tools/xentrace/formats @@ -139,5 +139,5 @@ 0x0040f10f CPU%(cpu)d %(tsc)d (+%(reltsc)8d) shadow_emulate_resync_only [ gfn = 0x%(2)08x%(1)08x ] 0x00801001 CPU%(cpu)d %(tsc)d (+%(reltsc)8d) cpu_freq_change [ %(1)dMHz -> %(2)dMHz ] -0x00802001 CPU%(cpu)d %(tsc)d (+%(reltsc)8d) cpu_idle_entry [ C0 -> C%(1)d, acpi_pm_tick = %(2)d, expected = %(3)dus, predicted = %(4)dus ] -0x00802002 CPU%(cpu)d %(tsc)d (+%(reltsc)8d) cpu_idle_exit [ C%(1)d -> C0, acpi_pm_tick = %(2)d, irq = %(3)d %(4)d %(5)d %(6)d ] +0x00801002 CPU%(cpu)d %(tsc)d (+%(reltsc)8d) cpu_idle_entry [ C0 -> C%(1)d, acpi_pm_tick = %(2)d, expected = %(3)dus, predicted = %(4)dus ] +0x00801003 CPU%(cpu)d %(tsc)d (+%(reltsc)8d) cpu_idle_exit [ C%(1)d -> C0, acpi_pm_tick = %(2)d, irq = %(3)d %(4)d %(5)d %(6)d ] |