Hello,
On 2024/2/4 6:00, Paul E. McKenney wrote:
On Mon, Jan 29, 2024 at 08:58:10AM +0800, Yang Jihong wrote:
Hello,
On 2024/1/28 3:22, Paul E. McKenney wrote:
On Tue, Jan 09, 2024 at 07:28:29PM +0800, Yang Jihong wrote:
Hello,
PING.
I had a similar problem. Is this solution feasible
Hello,
On 2024/1/28 3:22, Paul E. McKenney wrote:
On Tue, Jan 09, 2024 at 07:28:29PM +0800, Yang Jihong wrote:
Hello,
PING.
I had a similar problem. Is this solution feasible?
Sadly, no.
It fails on CONFIG_PREEMPT=y kernels because synchronize_rcu_tasks_rude()
will not wait on tasks
Hello,
PING.
I had a similar problem. Is this solution feasible?
Thanks,
Yang
On 2024/1/2 11:40, Chen Zhongjin wrote:
There is a deadlock scenario in kprobe_optimizer():
pid A pid B pid C
kprobe_optimizer() do_exit()
Hello, Arnaldo,
On 2021/3/31 10:18, Yang Jihong wrote:
Hello, Namhyung and Arnaldo,
On 2021/3/30 15:26, Namhyung Kim wrote:
Hi Yang and Arnaldo,
On Sat, Mar 27, 2021 at 11:16 AM Yang Jihong
wrote:
On 2021/3/26 20:06, Arnaldo Carvalho de Melo wrote:
So it seems to be working, what am I
Hello, Namhyung and Arnaldo,
On 2021/3/30 15:26, Namhyung Kim wrote:
Hi Yang and Arnaldo,
On Sat, Mar 27, 2021 at 11:16 AM Yang Jihong wrote:
On 2021/3/26 20:06, Arnaldo Carvalho de Melo wrote:
So it seems to be working, what am I missing? Is this strictly non
group related?
Yes
Hello,
On 2021/3/26 20:06, Arnaldo Carvalho de Melo wrote:
Em Fri, Mar 26, 2021 at 12:25:37PM +0900, Namhyung Kim escreveu:
On Fri, Mar 26, 2021 at 11:24 AM Yang Jihong wrote:
On 2021/3/19 20:35, Yang Jihong wrote:
In hist__find_annotations function, since different hist_entry may point
Hello,
ping :)
On 2021/3/19 20:35, Yang Jihong wrote:
In hist__find_annotations function, since different hist_entry may point to same
symbol, we free notes->src to signal already processed this symbol in stdio
mode;
when annotate, entry will skipped if notes->src is NULL to avoid re
Hello，
On 2021/3/18 14:13, Namhyung Kim wrote:
Hello,
On Wed, Mar 17, 2021 at 6:44 PM Yang Jihong wrote:
In hist__find_annotations function, since different hist_entry may point to same
symbol, we free notes->src to signal already processed this symbol in stdio
mode;
when annotate, en
On 2021/3/18 14:13, Namhyung Kim wrote:
Hello,
On Wed, Mar 17, 2021 at 6:44 PM Yang Jihong wrote:
In hist__find_annotations function, since different hist_entry may point to same
symbol, we free notes->src to signal already processed this symbol in stdio
mode;
when annotate, en
tput when different
processes correspond to the same symbol.
Signed-off-by: Yang Jihong
---
Changes since v6:
- Remove separate setup_sorting() for branch mode.
Changes since v5:
- Add Signed-off-by tag.
Changes since v4:
- Use the same sort key "dso,symbol" in branch stack mode.
Hello,
On 2021/3/16 21:07, Arnaldo Carvalho de Melo wrote:
Em Tue, Mar 16, 2021 at 10:17:59AM +0800, Yang Jihong escreveu:
In hist__find_annotations function, since different hist_entry may point to same
symbol, we free notes->src to signal already processed this symbol in stdio
mode;
w
tput when different
processes correspond to the same symbol.
Signed-off-by: Yang Jihong
---
Changes since v5:
- Add Signed-off-by tag.
Changes since v4:
- Use the same sort key "dso,symbol" in branch stack mode.
Changes since v3:
- Modify the first line of comments.
Chang
Hello,
On 2021/3/13 11:06, Namhyung Kim wrote:
On Sat, Mar 13, 2021 at 11:16 AM Yang Jihong wrote:
In hist__find_annotations function, since different hist_entry may point to same
symbol, we free notes->src to signal already processed this symbol in stdio
mode;
when annotate, en
In hist__find_annotations function, since different hist_entry may point to same
symbol, we free notes->src to signal already processed this symbol in stdio
mode;
when annotate, entry will skipped if notes->src is NULL to avoid repeated
output.
However, there is a problem, for example, run the
Hi,
On 2021/3/13 11:06, Namhyung Kim wrote:
On Sat, Mar 13, 2021 at 11:16 AM Yang Jihong wrote:
In hist__find_annotations function, since different hist_entry may point to same
symbol, we free notes->src to signal already processed this symbol in stdio
mode;
when annotate, en
Hello,
On 2021/3/13 10:00, Yang Jihong wrote:
Hello, Namhyung
On 2021/3/12 18:20, Yang Jihong wrote:
Hello,
On 2021/3/12 16:39, Namhyung Kim wrote:
On Fri, Mar 12, 2021 at 4:19 PM Yang Jihong
wrote:
Hello,
On 2021/3/12 13:49, Namhyung Kim wrote:
Hi,
On Fri, Mar 12, 2021 at 12:24 PM
In hist__find_annotations function, since different hist_entry may point to same
symbol, we free notes->src to signal already processed this symbol in stdio
mode;
when annotate, entry will skipped if notes->src is NULL to avoid repeated
output.
However, there is a problem, for example, run the
Hello, Namhyung
On 2021/3/12 18:20, Yang Jihong wrote:
Hello,
On 2021/3/12 16:39, Namhyung Kim wrote:
On Fri, Mar 12, 2021 at 4:19 PM Yang Jihong
wrote:
Hello,
On 2021/3/12 13:49, Namhyung Kim wrote:
Hi,
On Fri, Mar 12, 2021 at 12:24 PM Yang Jihong
wrote:
Hello, Namhyung
On 2021/3
In hist__find_annotations function, since different hist_entry may point to same
symbol, we free notes->src to signal already processed this symbol in stdio
mode;
when annotate, entry will skipped if notes->src is NULL to avoid repeated
output.
However, there is a problem, for example, run the
Hello,
On 2021/3/12 16:39, Namhyung Kim wrote:
On Fri, Mar 12, 2021 at 4:19 PM Yang Jihong wrote:
Hello,
On 2021/3/12 13:49, Namhyung Kim wrote:
Hi,
On Fri, Mar 12, 2021 at 12:24 PM Yang Jihong wrote:
Hello, Namhyung
On 2021/3/11 22:42, Namhyung Kim wrote:
Hi,
On Thu, Mar 11, 2021
Hello,
On 2021/3/12 13:49, Namhyung Kim wrote:
Hi,
On Fri, Mar 12, 2021 at 12:24 PM Yang Jihong wrote:
Hello, Namhyung
On 2021/3/11 22:42, Namhyung Kim wrote:
Hi,
On Thu, Mar 11, 2021 at 5:48 PM Yang Jihong wrote:
Hello,
On 2021/3/6 16:28, Yang Jihong wrote
Hello, Namhyung
On 2021/3/11 22:42, Namhyung Kim wrote:
Hi,
On Thu, Mar 11, 2021 at 5:48 PM Yang Jihong wrote:
Hello,
On 2021/3/6 16:28, Yang Jihong wrote:
In hist__find_annotations function, since have a hist_entry per IP for the same
symbol, we free notes->src to signal alre
In hist__find_annotations function, since have a hist_entry per IP for the same
symbol, we free notes->src to signal already processed this symbol in stdio
mode;
when annotate, entry will skipped if notes->src is NULL to avoid repeated
output.
However, there is a problem, for example, run the
Hello,
On 2021/3/6 16:28, Yang Jihong wrote:
In hist__find_annotations function, since have a hist_entry per IP for the same
symbol, we free notes->src to signal already processed this symbol in stdio
mode;
when annotate, entry will skipped if notes->src is NULL to avoid repeated
In hist__find_annotations function, since have a hist_entry per IP for the same
symbol, we free notes->src to signal already processed this symbol in stdio
mode;
when annotate, entry will skipped if notes->src is NULL to avoid repeated
output.
However, there is a problem, for example, run the
On 2021/3/4 0:43, Arnaldo Carvalho de Melo wrote:
Em Mon, Feb 22, 2021 at 09:31:51AM +0800, Yang Jihong escreveu:
Hello,
On 2021/2/19 1:09, Arnaldo Carvalho de Melo wrote:
Em Thu, Feb 18, 2021 at 10:20:53AM -0300, Arnaldo Carvalho de Melo escreveu:
Em Fri, Feb 05, 2021 at 11:46:12AM +0100
:50 PM Yang Jihong wrote:
commit da231338ec9c098707c8a1e4d8a50e2400e2fe17 uses eventfd to solve rare race
where the setting and checking of 'done' which add done_fd to pollfd.
When draining buffer, revents of done_fd is 0 and evlist__filter_pollfd
function returns a non-zero value.
As a result
Hello,
On 2021/2/7 8:56, Yang Jihong wrote:
Hello,
On 2021/2/5 18:46, Jiri Olsa wrote:
On Fri, Feb 05, 2021 at 07:35:22PM +0900, Namhyung Kim wrote:
Hello,
On Fri, Feb 5, 2021 at 3:50 PM Yang Jihong
wrote:
commit da231338ec9c098707c8a1e4d8a50e2400e2fe17 uses eventfd to
solve rare race
Hello,
On 2021/2/5 18:46, Jiri Olsa wrote:
On Fri, Feb 05, 2021 at 07:35:22PM +0900, Namhyung Kim wrote:
Hello,
On Fri, Feb 5, 2021 at 3:50 PM Yang Jihong wrote:
commit da231338ec9c098707c8a1e4d8a50e2400e2fe17 uses eventfd to solve rare race
where the setting and checking of 'done' which
ffer is draining and need to stop profiling.
Use fdarray_flag__nonfilterable to set done eventfd to nonfilterable objects,
so that evlist__filter_pollfd does not filter and check done eventfd.
Fixes: da231338ec9c (perf record: Use an eventfd to wakeup when done)
Signed-off-by: Yang Jihong
---
tools/
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