* [PATCH] perf intel-pt: Fix packet decoding of CYC packets
@ 2018-06-07 11:30 Adrian Hunter
2018-06-13 20:02 ` Arnaldo Carvalho de Melo
2018-06-26 6:54 ` [tip:perf/urgent] " tip-bot for Adrian Hunter
0 siblings, 2 replies; 3+ messages in thread
From: Adrian Hunter @ 2018-06-07 11:30 UTC (permalink / raw)
To: Arnaldo Carvalho de Melo; +Cc: Jiri Olsa, linux-kernel
Use a 64-bit type so that the cycle count is not limited to 32-bits.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: stable@vger.kernel.org
---
tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c b/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c
index ba4c9dd18643..d426761a549d 100644
--- a/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c
+++ b/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c
@@ -366,7 +366,7 @@ static int intel_pt_get_cyc(unsigned int byte, const unsigned char *buf,
if (len < offs)
return INTEL_PT_NEED_MORE_BYTES;
byte = buf[offs++];
- payload |= (byte >> 1) << shift;
+ payload |= ((uint64_t)byte >> 1) << shift;
}
packet->type = INTEL_PT_CYC;
--
1.9.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] perf intel-pt: Fix packet decoding of CYC packets
2018-06-07 11:30 [PATCH] perf intel-pt: Fix packet decoding of CYC packets Adrian Hunter
@ 2018-06-13 20:02 ` Arnaldo Carvalho de Melo
2018-06-26 6:54 ` [tip:perf/urgent] " tip-bot for Adrian Hunter
1 sibling, 0 replies; 3+ messages in thread
From: Arnaldo Carvalho de Melo @ 2018-06-13 20:02 UTC (permalink / raw)
To: Adrian Hunter; +Cc: Jiri Olsa, linux-kernel
Em Thu, Jun 07, 2018 at 02:30:02PM +0300, Adrian Hunter escreveu:
> Use a 64-bit type so that the cycle count is not limited to 32-bits.
>
> Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
> Cc: stable@vger.kernel.org
Thanks, applied.
- Arnaldo
> ---
> tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c b/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c
> index ba4c9dd18643..d426761a549d 100644
> --- a/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c
> +++ b/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c
> @@ -366,7 +366,7 @@ static int intel_pt_get_cyc(unsigned int byte, const unsigned char *buf,
> if (len < offs)
> return INTEL_PT_NEED_MORE_BYTES;
> byte = buf[offs++];
> - payload |= (byte >> 1) << shift;
> + payload |= ((uint64_t)byte >> 1) << shift;
> }
>
> packet->type = INTEL_PT_CYC;
> --
> 1.9.1
^ permalink raw reply [flat|nested] 3+ messages in thread
* [tip:perf/urgent] perf intel-pt: Fix packet decoding of CYC packets
2018-06-07 11:30 [PATCH] perf intel-pt: Fix packet decoding of CYC packets Adrian Hunter
2018-06-13 20:02 ` Arnaldo Carvalho de Melo
@ 2018-06-26 6:54 ` tip-bot for Adrian Hunter
1 sibling, 0 replies; 3+ messages in thread
From: tip-bot for Adrian Hunter @ 2018-06-26 6:54 UTC (permalink / raw)
To: linux-tip-commits
Cc: tglx, acme, adrian.hunter, mingo, linux-kernel, jolsa, hpa
Commit-ID: 621a5a327c1e36ffd7bb567f44a559f64f76358f
Gitweb: https://git.kernel.org/tip/621a5a327c1e36ffd7bb567f44a559f64f76358f
Author: Adrian Hunter <adrian.hunter@intel.com>
AuthorDate: Thu, 7 Jun 2018 14:30:02 +0300
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Mon, 25 Jun 2018 11:59:36 -0300
perf intel-pt: Fix packet decoding of CYC packets
Use a 64-bit type so that the cycle count is not limited to 32-bits.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: stable@vger.kernel.org
Link: http://lkml.kernel.org/r/1528371002-8862-1-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c b/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c
index ba4c9dd18643..d426761a549d 100644
--- a/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c
+++ b/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c
@@ -366,7 +366,7 @@ static int intel_pt_get_cyc(unsigned int byte, const unsigned char *buf,
if (len < offs)
return INTEL_PT_NEED_MORE_BYTES;
byte = buf[offs++];
- payload |= (byte >> 1) << shift;
+ payload |= ((uint64_t)byte >> 1) << shift;
}
packet->type = INTEL_PT_CYC;
^ permalink raw reply related [flat|nested] 3+ messages in thread
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2018-06-07 11:30 [PATCH] perf intel-pt: Fix packet decoding of CYC packets Adrian Hunter
2018-06-13 20:02 ` Arnaldo Carvalho de Melo
2018-06-26 6:54 ` [tip:perf/urgent] " tip-bot for Adrian Hunter
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