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[Qemu-devel] [PATCH v2] hw/dma/i8257: Silence phony error message
From: |
Philipp Hahn |
Subject: |
[Qemu-devel] [PATCH v2] hw/dma/i8257: Silence phony error message |
Date: |
Wed, 10 Sep 2014 13:47:15 +0200 |
Convert into trace event. Otherwise the message
dma: unregistered DMA channel used nchan=0 dma_pos=0 dma_len=1
gets printed every time and fills up the log-file with 50 MiB / minute.
Signed-off-by: Philipp Hahn <address@hidden>
---
v2:
Convert into trace event instead of tracking once per static bitmap.
---
hw/dma/i8257.c | 4 ++--
trace-events | 3 +++
2 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/hw/dma/i8257.c b/hw/dma/i8257.c
index dd370ed..a414029 100644
--- a/hw/dma/i8257.c
+++ b/hw/dma/i8257.c
@@ -24,6 +24,7 @@
#include "hw/hw.h"
#include "hw/isa/isa.h"
#include "qemu/main-loop.h"
+#include "trace.h"
/* #define DEBUG_DMA */
@@ -473,8 +474,7 @@ static void dma_reset(void *opaque)
static int dma_phony_handler (void *opaque, int nchan, int dma_pos, int
dma_len)
{
- dolog ("unregistered DMA channel used nchan=%d dma_pos=%d dma_len=%d\n",
- nchan, dma_pos, dma_len);
+ trace_i8257_unregistered_dma(nchan, dma_pos, dma_len);
return dma_pos;
}
diff --git a/trace-events b/trace-events
index 03ac5d2..c12afc0 100644
--- a/trace-events
+++ b/trace-events
@@ -1318,3 +1318,6 @@ mhp_pc_dimm_assigned_address(uint64_t addr) "0x%"PRIx64
# target-s390x/kvm.c
kvm_enable_cmma(int rc) "CMMA: enabling with result code %d"
kvm_clear_cmma(int rc) "CMMA: clearing with result code %d"
+
+# hw/dma/i8257.c
+i8257_unregistered_dma(int nchan, int dma_pos, int dma_len) "unregistered DMA
channel used nchan=%d dma_pos=%d dma_len=%d"
--
1.9.1