* [GIT PULL] perf-tools-fixes for v6.10
@ 2024-07-08 15:08 Namhyung Kim
2024-07-08 21:41 ` pr-tracker-bot
0 siblings, 1 reply; 2+ messages in thread
From: Namhyung Kim @ 2024-07-08 15:08 UTC (permalink / raw)
To: Linus Torvalds
Cc: Arnaldo Carvalho de Melo, Namhyung Kim, Ian Rogers, Kan Liang,
Adrian Hunter, Peter Zijlstra, Ingo Molnar, LKML,
linux-perf-users
Hi Linus,
Please consider pulling the following changes in perf tools for v6.10.
Thanks,
Namhyung
The following changes since commit 83a7eefedc9b56fe7bfeff13b6c7356688ffa670:
Linux 6.10-rc3 (2024-06-09 14:19:43 -0700)
are available in the Git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/perf/perf-tools.git tags/perf-tools-fixes-for-v6.10-2024-07-08
for you to fetch changes up to 7b2450bb40275802b73593331b0db2fc147ae2b7:
perf dsos: When adding a dso into sorted dsos maintain the sort order (2024-07-07 22:26:29 -0700)
----------------------------------------------------------------
perf tools: Fix the performance issue for v6.10
These addresses the performance issues reported by Matt, Namhyung and
Linus. Recently it changed processing comm string and DSO with sorted
arrays but it required to sort the array whenever it adds a new entry.
This caused a performance issue and fix is to enhance the sorting by
finding the insertion point in the sorted array and to shift righthand
side using memmove().
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
----------------------------------------------------------------
Ian Rogers (2):
perf comm str: Avoid sort during insert
perf dsos: When adding a dso into sorted dsos maintain the sort order
tools/perf/util/comm.c | 29 ++++++++++++++++++-----------
tools/perf/util/dsos.c | 26 +++++++++++++++++++++-----
2 files changed, 39 insertions(+), 16 deletions(-)
^ permalink raw reply [flat|nested] 2+ messages in thread* Re: [GIT PULL] perf-tools-fixes for v6.10
2024-07-08 15:08 [GIT PULL] perf-tools-fixes for v6.10 Namhyung Kim
@ 2024-07-08 21:41 ` pr-tracker-bot
0 siblings, 0 replies; 2+ messages in thread
From: pr-tracker-bot @ 2024-07-08 21:41 UTC (permalink / raw)
To: Namhyung Kim
Cc: Linus Torvalds, Arnaldo Carvalho de Melo, Namhyung Kim,
Ian Rogers, Kan Liang, Adrian Hunter, Peter Zijlstra, Ingo Molnar,
LKML, linux-perf-users
The pull request you sent on Mon, 8 Jul 2024 08:08:20 -0700:
> git://git.kernel.org/pub/scm/linux/kernel/git/perf/perf-tools.git tags/perf-tools-fixes-for-v6.10-2024-07-08
has been merged into torvalds/linux.git:
https://git.kernel.org/torvalds/c/4376e966ecb78c520b0faf239d118ecfab42a119
Thank you!
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