Re: [PATCH v4] powerpc/uprobes: Validation for prefixed instruction

..@linux.ibm.com > v3->v4: > - CONFIG_PPC64 check was not required, remove it. > - Use SZ_ macros instead of hardcoded numbers. > Acked-by: Sandipan Das

[PATCH] perf vendor events: Fix typos in power8 PMU events

This replaces the incorrectly spelled word "localtion" with "location" in some power8 PMU event descriptions. Fixes: 2a81fa3bb5ed ("perf vendor events: Add power8 PMU events") Signed-off-by: Sandipan Das --- .../pmu-events/arch/powerpc/power8/cache.json| 10 +

Re: [PATCH] perf powerpc: Don't ignore sym-handling.c file

ak in common code. Fix it. > > Fixes: 7eec00a74720 ("perf symbols: Consolidate symbol fixup issue") > Reported-by: Sandipan Das > Signed-off-by: Ravi Bangoria > --- > tools/perf/arch/powerpc/util/Build | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/tools/per

Re: [PATCH] Documentation: update numastat explanation

.org/linux-mm/20200504070304.127361-1-sandi...@linux.ibm.com/T/#u > > [...] > Thanks again. Acked-by: Sandipan Das

Re: [PATCH] selftests/vm/keys: fix a broken reference at protection_keys.c

Thanks for finding this! The patch set which moved protection-keys.txt > out of x86 code probably just missed this when it got rebased. It > originated well before June 2019, iirc. > That's right. Sorry about that. Must have missed it when rebasing the older pkey selftest patches. Thanks for fixing this Mauro. Acked-by: Sandipan Das

Re: perf report segfault

from the test program I sent earlier. > > cool, reproduced.. it seems to get introduced by: > 2a9d5050dc84 perf script: Show correct offsets for DWARF-based unwinding > > reverting that patch fixes the issue for me, but looks like > we could just make th attached check and prevent

Re: perf report segfault

from the test program I sent earlier. > > cool, reproduced.. it seems to get introduced by: > 2a9d5050dc84 perf script: Show correct offsets for DWARF-based unwinding > > reverting that patch fixes the issue for me, but looks like > we could just make th attached check and prevent

Re: [PATCH 1/3] perf report: don't try to map ip to invalid map

e=0x7fff9830, parent=0x7fff97b8, > root_al=0x7fff9750, max_stack=127) at util/machine.c:2378 > #7 0x557ba4ee in sample__resolve_callchain (sample=, > cursor=, parent=parent@entry=0x7fff97b8, evsel= out>, al=al@entry=0x7fffffff9750, > max_stack=) at util/callchain.c:1085 > Tested-by: Sandipan Das

Re: [PATCH 1/3] perf report: don't try to map ip to invalid map

e=0x7fff9830, parent=0x7fff97b8, > root_al=0x7fff9750, max_stack=127) at util/machine.c:2378 > #7 0x557ba4ee in sample__resolve_callchain (sample=, > cursor=, parent=parent@entry=0x7fff97b8, evsel= out>, al=al@entry=0x7fffffff9750, > max_stack=) at util/callchain.c:1085 > Tested-by: Sandipan Das

[tip:perf/core] perf probe powerpc: Ignore SyS symbols irrespective of endianness

Commit-ID: fa694160cca6dbba17c57dc7efec5f93feaf8795 Gitweb: https://git.kernel.org/tip/fa694160cca6dbba17c57dc7efec5f93feaf8795 Author: Sandipan Das AuthorDate: Tue, 28 Aug 2018 14:38:48 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Thu, 30 Aug 2018 15:15:11 -0300 perf probe

[tip:perf/core] perf probe powerpc: Ignore SyS symbols irrespective of endianness

Commit-ID: fa694160cca6dbba17c57dc7efec5f93feaf8795 Gitweb: https://git.kernel.org/tip/fa694160cca6dbba17c57dc7efec5f93feaf8795 Author: Sandipan Das AuthorDate: Tue, 28 Aug 2018 14:38:48 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Thu, 30 Aug 2018 15:15:11 -0300 perf probe

[PATCH] perf probe powerpc: Ignore SyS symbols irrespective of endianness

This makes sure that the SyS symbols are ignored for any powerpc system, not just the big endian ones. Fixes: fb6d59423115 ("perf probe ppc: Use the right prefix when ignoring SyS symbols on ppc") Reported-by: Naveen N. Rao Signed-off-by: Sandipan Das Reviewed-by: Kamalesh Babulal

[PATCH] perf probe powerpc: Ignore SyS symbols irrespective of endianness

This makes sure that the SyS symbols are ignored for any powerpc system, not just the big endian ones. Fixes: fb6d59423115 ("perf probe ppc: Use the right prefix when ignoring SyS symbols on ppc") Reported-by: Naveen N. Rao Signed-off-by: Sandipan Das Reviewed-by: Kamalesh Babulal

[tip:perf/urgent] perf probe powerpc: Fix trace event post-processing

Commit-ID: 354b064b8ebc1e1ede58550ca9e08bfa81e6af43 Gitweb: https://git.kernel.org/tip/354b064b8ebc1e1ede58550ca9e08bfa81e6af43 Author: Sandipan Das AuthorDate: Thu, 9 Aug 2018 21:49:29 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Thu, 9 Aug 2018 14:40:11 -0300 perf probe

[tip:perf/urgent] perf probe powerpc: Fix trace event post-processing

Commit-ID: 354b064b8ebc1e1ede58550ca9e08bfa81e6af43 Gitweb: https://git.kernel.org/tip/354b064b8ebc1e1ede58550ca9e08bfa81e6af43 Author: Sandipan Das AuthorDate: Thu, 9 Aug 2018 21:49:29 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Thu, 9 Aug 2018 14:40:11 -0300 perf probe

[PATCH] perf probe powerpc: Fix trace event post-processing

("perf probe ppc64le: Fix probe location when using DWARF") Reported-by: Aneesh Kumar K.V Signed-off-by: Sandipan Das --- tools/perf/arch/powerpc/util/sym-handling.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/tools/perf/arch/powerpc/util/sym-handling.c b/t

[PATCH] perf probe powerpc: Fix trace event post-processing

("perf probe ppc64le: Fix probe location when using DWARF") Reported-by: Aneesh Kumar K.V Signed-off-by: Sandipan Das --- tools/perf/arch/powerpc/util/sym-handling.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/tools/perf/arch/powerpc/util/sym-handling.c b/t

[tip:perf/core] perf tests: Fix indexing when invoking subtests

Commit-ID: aa90f9f9554616d5738f7bedb4a8f0e5e14d1bc6 Gitweb: https://git.kernel.org/tip/aa90f9f9554616d5738f7bedb4a8f0e5e14d1bc6 Author: Sandipan Das AuthorDate: Thu, 26 Jul 2018 22:47:33 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Tue, 31 Jul 2018 10:52:51 -0300 perf tests

[tip:perf/core] perf tests: Fix indexing when invoking subtests

Commit-ID: aa90f9f9554616d5738f7bedb4a8f0e5e14d1bc6 Gitweb: https://git.kernel.org/tip/aa90f9f9554616d5738f7bedb4a8f0e5e14d1bc6 Author: Sandipan Das AuthorDate: Thu, 26 Jul 2018 22:47:33 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Tue, 31 Jul 2018 10:52:51 -0300 perf tests

[tip:perf/core] perf tests: Fix complex event name parsing

Commit-ID: a6f39cecf71537d105f4bf87b8d4760851960838 Gitweb: https://git.kernel.org/tip/a6f39cecf71537d105f4bf87b8d4760851960838 Author: Sandipan Das AuthorDate: Thu, 26 Jul 2018 16:25:02 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Tue, 31 Jul 2018 10:52:23 -0300 perf tests

[tip:perf/core] perf tests: Fix complex event name parsing

Commit-ID: a6f39cecf71537d105f4bf87b8d4760851960838 Gitweb: https://git.kernel.org/tip/a6f39cecf71537d105f4bf87b8d4760851960838 Author: Sandipan Das AuthorDate: Thu, 26 Jul 2018 16:25:02 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Tue, 31 Jul 2018 10:52:23 -0300 perf tests

Re: BPF relocation 'perf test' entries failing was: Re: [GIT PULL 00/27] perf/core improvements and fixes

Hi Arnaldo, I came across the same problem. Does the following patch fix it? https://lkml.org/lkml/2018/7/26/669 - Sandipan On Thursday 26 July 2018 06:45 PM, Arnaldo Carvalho de Melo wrote: > Em Wed, Jul 25, 2018 at 02:59:34PM -0300, Arnaldo Carvalho de Melo escreveu: >> Hi Ingo, >> >>

Re: BPF relocation 'perf test' entries failing was: Re: [GIT PULL 00/27] perf/core improvements and fixes

Hi Arnaldo, I came across the same problem. Does the following patch fix it? https://lkml.org/lkml/2018/7/26/669 - Sandipan On Thursday 26 July 2018 06:45 PM, Arnaldo Carvalho de Melo wrote: > Em Wed, Jul 25, 2018 at 02:59:34PM -0300, Arnaldo Carvalho de Melo escreveu: >> Hi Ingo, >> >>

[PATCH] perf tests: Fix indexing when invoking subtests

s: 9ef0112442bd ("perf test: Fix subtest number when showing results") Signed-off-by: Sandipan Das --- tools/perf/tests/builtin-test.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/perf/tests/builtin-test.c b/tools/perf/tests/builtin-test.c index 4f5de8245b32.

[PATCH] perf tests: Fix indexing when invoking subtests

s: 9ef0112442bd ("perf test: Fix subtest number when showing results") Signed-off-by: Sandipan Das --- tools/perf/tests/builtin-test.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/perf/tests/builtin-test.c b/tools/perf/tests/builtin-test.c index 4f5de8245b32.

[PATCH] perf tests: Fix complex event name parsing

Parse event definition strings: FAILED! Fixes: 055f839c5ef0 ("perf tests: Check that complex event name is parsed correctly") Suggested-by: Ravi Bangoria Signed-off-by: Sandipan Das --- tools/perf/tests/parse-events.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a

[PATCH] perf tests: Fix complex event name parsing

Parse event definition strings: FAILED! Fixes: 055f839c5ef0 ("perf tests: Check that complex event name is parsed correctly") Suggested-by: Ravi Bangoria Signed-off-by: Sandipan Das --- tools/perf/tests/parse-events.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a

[tip:perf/core] perf script: Show correct offsets for DWARF-based unwinding

Commit-ID: 2a9d5050dc84fa2060f08a52f632976923e0fa7e Gitweb: https://git.kernel.org/tip/2a9d5050dc84fa2060f08a52f632976923e0fa7e Author: Sandipan Das AuthorDate: Tue, 3 Jul 2018 17:35:55 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Tue, 24 Jul 2018 14:53:11 -0300 perf script

[tip:perf/core] perf script: Show correct offsets for DWARF-based unwinding

Commit-ID: 2a9d5050dc84fa2060f08a52f632976923e0fa7e Gitweb: https://git.kernel.org/tip/2a9d5050dc84fa2060f08a52f632976923e0fa7e Author: Sandipan Das AuthorDate: Tue, 3 Jul 2018 17:35:55 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Tue, 24 Jul 2018 14:53:11 -0300 perf script

[tip:perf/core] perf tests: Fix record+probe_libc_inet_pton.sh when event exists

Commit-ID: 60089e42d38438772e2f83334e3e5b7497009366 Gitweb: https://git.kernel.org/tip/60089e42d38438772e2f83334e3e5b7497009366 Author: Sandipan Das AuthorDate: Tue, 10 Jul 2018 19:28:17 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Tue, 24 Jul 2018 14:52:19 -0300 perf tests

[tip:perf/core] perf tests: Fix record+probe_libc_inet_pton.sh when event exists

Commit-ID: 60089e42d38438772e2f83334e3e5b7497009366 Gitweb: https://git.kernel.org/tip/60089e42d38438772e2f83334e3e5b7497009366 Author: Sandipan Das AuthorDate: Tue, 10 Jul 2018 19:28:17 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Tue, 24 Jul 2018 14:52:19 -0300 perf tests

[tip:perf/core] perf tests: Fix record+probe_libc_inet_pton.sh to ensure cleanups

Commit-ID: 83e3b6d73e66a10088f362b08b99c36fec3a14e7 Gitweb: https://git.kernel.org/tip/83e3b6d73e66a10088f362b08b99c36fec3a14e7 Author: Sandipan Das AuthorDate: Tue, 10 Jul 2018 19:28:16 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Tue, 24 Jul 2018 14:52:09 -0300 perf tests

[tip:perf/core] perf tests: Fix record+probe_libc_inet_pton.sh to ensure cleanups

Commit-ID: 83e3b6d73e66a10088f362b08b99c36fec3a14e7 Gitweb: https://git.kernel.org/tip/83e3b6d73e66a10088f362b08b99c36fec3a14e7 Author: Sandipan Das AuthorDate: Tue, 10 Jul 2018 19:28:16 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Tue, 24 Jul 2018 14:52:09 -0300 perf tests

[tip:perf/core] perf tests: Fix record+probe_libc_inet_pton.sh for powerpc64

Commit-ID: 3eae52f842329a95f8549124079518231c0daba8 Gitweb: https://git.kernel.org/tip/3eae52f842329a95f8549124079518231c0daba8 Author: Sandipan Das AuthorDate: Tue, 10 Jul 2018 19:28:15 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Tue, 24 Jul 2018 14:51:37 -0300 perf tests

[tip:perf/core] perf tests: Fix record+probe_libc_inet_pton.sh for powerpc64

Commit-ID: 3eae52f842329a95f8549124079518231c0daba8 Gitweb: https://git.kernel.org/tip/3eae52f842329a95f8549124079518231c0daba8 Author: Sandipan Das AuthorDate: Tue, 10 Jul 2018 19:28:15 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Tue, 24 Jul 2018 14:51:37 -0300 perf tests

[tip:perf/core] perf powerpc: Fix callchain ip filtering

Commit-ID: c715fcfda5a08edabaa15508742be926b7ee51db Gitweb: https://git.kernel.org/tip/c715fcfda5a08edabaa15508742be926b7ee51db Author: Sandipan Das AuthorDate: Tue, 10 Jul 2018 19:28:13 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Tue, 24 Jul 2018 14:50:10 -0300 perf powerpc

[tip:perf/core] perf powerpc: Fix callchain ip filtering when return address is in a register

Commit-ID: 9068533e4f470daf2b0f29c71d865990acd8826e Gitweb: https://git.kernel.org/tip/9068533e4f470daf2b0f29c71d865990acd8826e Author: Sandipan Das AuthorDate: Tue, 10 Jul 2018 19:28:14 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Tue, 24 Jul 2018 14:50:44 -0300 perf powerpc

[tip:perf/core] perf powerpc: Fix callchain ip filtering

Commit-ID: c715fcfda5a08edabaa15508742be926b7ee51db Gitweb: https://git.kernel.org/tip/c715fcfda5a08edabaa15508742be926b7ee51db Author: Sandipan Das AuthorDate: Tue, 10 Jul 2018 19:28:13 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Tue, 24 Jul 2018 14:50:10 -0300 perf powerpc

[tip:perf/core] perf powerpc: Fix callchain ip filtering when return address is in a register

Commit-ID: 9068533e4f470daf2b0f29c71d865990acd8826e Gitweb: https://git.kernel.org/tip/9068533e4f470daf2b0f29c71d865990acd8826e Author: Sandipan Das AuthorDate: Tue, 10 Jul 2018 19:28:14 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Tue, 24 Jul 2018 14:50:44 -0300 perf powerpc

[PATCH 2/5] perf powerpc: Fix callchain ip filtering when return address is in a register

Signed-off-by: Sandipan Das --- tools/perf/arch/powerpc/util/skip-callchain-idx.c | 8 ++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/tools/perf/arch/powerpc/util/skip-callchain-idx.c b/tools/perf/arch/powerpc/util/skip-callchain-idx.c index 264fc0158100..7c6eeb4633fe

[PATCH 2/5] perf powerpc: Fix callchain ip filtering when return address is in a register

Signed-off-by: Sandipan Das --- tools/perf/arch/powerpc/util/skip-callchain-idx.c | 8 ++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/tools/perf/arch/powerpc/util/skip-callchain-idx.c b/tools/perf/arch/powerpc/util/skip-callchain-idx.c index 264fc0158100..7c6eeb4633fe

[PATCH 5/5] perf tests: Fix record+probe_libc_inet_pton.sh when event exists

/usr/lib64/power8/libc-2.26.so) Signed-off-by: Sandipan Das --- .../tests/shell/record+probe_libc_inet_pton.sh | 28 ++ 1 file changed, 24 insertions(+), 4 deletions(-) diff --git a/tools/perf/tests/shell/record+probe_libc_inet_pton.sh b/tools/perf/tests/shell/record+probe_libc_i

[PATCH 5/5] perf tests: Fix record+probe_libc_inet_pton.sh when event exists

/usr/lib64/power8/libc-2.26.so) Signed-off-by: Sandipan Das --- .../tests/shell/record+probe_libc_inet_pton.sh | 28 ++ 1 file changed, 24 insertions(+), 4 deletions(-) diff --git a/tools/perf/tests/shell/record+probe_libc_inet_pton.sh b/tools/perf/tests/shell/record+probe_libc_i

[PATCH 3/5] perf tests: Fix record+probe_libc_inet_pton.sh for powerpc64

.26.so) 7fffa24105b4 getaddrinfo+0x164 (/usr/lib64/libc-2.26.so) 138d52d70 main+0x3e0 (/usr/bin/ping) test child finished with 0 end probe libc's inet_pton & backtrace it with ping: Ok Fixes: e07d585e2454 ("perf tests: Switch trace+probe_libc_inet_pton to use record&quo

[PATCH 3/5] perf tests: Fix record+probe_libc_inet_pton.sh for powerpc64

.26.so) 7fffa24105b4 getaddrinfo+0x164 (/usr/lib64/libc-2.26.so) 138d52d70 main+0x3e0 (/usr/bin/ping) test child finished with 0 end probe libc's inet_pton & backtrace it with ping: Ok Fixes: e07d585e2454 ("perf tests: Switch trace+probe_libc_inet_pton to use record&quo

[PATCH 1/5] perf powerpc: Fix callchain ip filtering

-2.26.so) 7fffa6df3898 __libc_start_main+0xb8 (/usr/lib64/libc-2.26.so) 0 [unknown] ([unknown]) Fixes: a60335ba3298 ("perf tools powerpc: Adjust callchain based on DWARF debug info") Signed-off-by: Sandipan Das --- tools/perf/arch/powerpc/util/skip-callchain-i

[PATCH 4/5] perf tests: Fix record+probe_libc_inet_pton.sh to ensure cleanups

power8/libc-2.26.so) Cleanup of the event and the temporary files are now ensured by allowing the cleanup code to be executed even if the lines from the backtrace do not match their expected patterns instead of simply exiting from the point of failure. Signed-off-by: Sandipan Das --- tools/perf/test

[PATCH 0/5] perf: Fixes for callchain ip handling and related tests

replied saying that you have applied these patches to your tree but I still do not see the changes in the 'perf/core' and 'perf/urgent' branches. Assuming that you would be pushing these changes, I applied Kim's patches to my local tree manually before I started working on this series. -- Sandipan Das

[PATCH 1/5] perf powerpc: Fix callchain ip filtering

-2.26.so) 7fffa6df3898 __libc_start_main+0xb8 (/usr/lib64/libc-2.26.so) 0 [unknown] ([unknown]) Fixes: a60335ba3298 ("perf tools powerpc: Adjust callchain based on DWARF debug info") Signed-off-by: Sandipan Das --- tools/perf/arch/powerpc/util/skip-callchain-i

[PATCH 4/5] perf tests: Fix record+probe_libc_inet_pton.sh to ensure cleanups

power8/libc-2.26.so) Cleanup of the event and the temporary files are now ensured by allowing the cleanup code to be executed even if the lines from the backtrace do not match their expected patterns instead of simply exiting from the point of failure. Signed-off-by: Sandipan Das --- tools/perf/test

[PATCH 0/5] perf: Fixes for callchain ip handling and related tests

replied saying that you have applied these patches to your tree but I still do not see the changes in the 'perf/core' and 'perf/urgent' branches. Assuming that you would be pushing these changes, I applied Kim's patches to my local tree manually before I started working on this series. -- Sandipan Das

Re: [lkp-robot] [perf tests] 32a4debc7c: perf-sanity-tests.probe_libc's_inet_pton_&_backtrace_it_with_ping.fail

ttps://github.com/0day-ci/linux/commits/Sandipan-Das/perf-tests-Fix-regex-for-record-probe_libc_inet_pton-sh/20180521-130408 > > > in testcase: perf-sanity-tests > with following parameters: > > perf_compiler: gcc > > > > on test machine: qemu-system-x86_64

Re: [lkp-robot] [perf tests] 32a4debc7c: perf-sanity-tests.probe_libc's_inet_pton_&_backtrace_it_with_ping.fail

ttps://github.com/0day-ci/linux/commits/Sandipan-Das/perf-tests-Fix-regex-for-record-probe_libc_inet_pton-sh/20180521-130408 > > > in testcase: perf-sanity-tests > with following parameters: > > perf_compiler: gcc > > > > on test machine: qemu-system-x86_64

[PATCH] perf script: Show correct offsets for DWARF-based unwinding

a ("perf unwind: Use addr_location::addr instead of ip for entries") Signed-off-by: Sandipan Das --- tools/perf/util/machine.c| 9 - tools/perf/util/unwind-libdw.c | 2 +- tools/perf/util/unwind-libunwind-local.c | 2 +- 3 files changed, 10 insertions(+), 3 deletio

[PATCH] perf script: Show correct offsets for DWARF-based unwinding

a ("perf unwind: Use addr_location::addr instead of ip for entries") Signed-off-by: Sandipan Das --- tools/perf/util/machine.c| 9 - tools/perf/util/unwind-libdw.c | 2 +- tools/perf/util/unwind-libunwind-local.c | 2 +- 3 files changed, 10 insertions(+), 3 deletio

[tip:perf/urgent] perf report powerpc: Fix crash if callchain is empty

Commit-ID: 143c99f6ac6812d23254e80844d6e34be897d3e1 Gitweb: https://git.kernel.org/tip/143c99f6ac6812d23254e80844d6e34be897d3e1 Author: Sandipan Das AuthorDate: Mon, 11 Jun 2018 16:10:49 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Mon, 25 Jun 2018 11:59:35 -0300 perf report

[tip:perf/urgent] perf report powerpc: Fix crash if callchain is empty

Commit-ID: 143c99f6ac6812d23254e80844d6e34be897d3e1 Gitweb: https://git.kernel.org/tip/143c99f6ac6812d23254e80844d6e34be897d3e1 Author: Sandipan Das AuthorDate: Mon, 11 Jun 2018 16:10:49 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Mon, 25 Jun 2018 11:59:35 -0300 perf report

[PATCH] perf report powerpc: Fix crash if callchain is empty

libc-2.26.so +8.87% dl-addr.c:52 [.] _dl_addr libc-2.26.so +8.83% _init+236 [.] _initls ... Reported-by: Ravi Bangoria Signed-off-by: Sandipan Das --- tools/perf/arch/powerpc/util/skip-callchain-idx.c | 2 +- 1 file changed, 1

[PATCH] perf report powerpc: Fix crash if callchain is empty

libc-2.26.so +8.87% dl-addr.c:52 [.] _dl_addr libc-2.26.so +8.83% _init+236 [.] _initls ... Reported-by: Ravi Bangoria Signed-off-by: Sandipan Das --- tools/perf/arch/powerpc/util/skip-callchain-idx.c | 2 +- 1 file changed, 1

[tip:perf/core] perf script: Show symbol offsets by default

Commit-ID: 7903a70867230d9edbd5e886cd8b8a2b248f418f Gitweb: https://git.kernel.org/tip/7903a70867230d9edbd5e886cd8b8a2b248f418f Author: Sandipan Das <sandi...@linux.vnet.ibm.com> AuthorDate: Thu, 17 May 2018 12:03:26 +0530 Committer: Arnaldo Carvalho de Melo <a...@redhat.com>

[tip:perf/core] perf script: Show symbol offsets by default

Commit-ID: 7903a70867230d9edbd5e886cd8b8a2b248f418f Gitweb: https://git.kernel.org/tip/7903a70867230d9edbd5e886cd8b8a2b248f418f Author: Sandipan Das AuthorDate: Thu, 17 May 2018 12:03:26 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Fri, 18 May 2018 16:31:40 -0300 perf script

[tip:perf/core] perf script: Show virtual addresses instead of offsets

Commit-ID: 19610184693c547b4c12738df4156589892c4018 Gitweb: https://git.kernel.org/tip/19610184693c547b4c12738df4156589892c4018 Author: Sandipan Das <sandi...@linux.vnet.ibm.com> AuthorDate: Thu, 17 May 2018 12:03:25 +0530 Committer: Arnaldo Carvalho de Melo <a...@redhat.com>

[tip:perf/core] perf script: Show virtual addresses instead of offsets

Commit-ID: 19610184693c547b4c12738df4156589892c4018 Gitweb: https://git.kernel.org/tip/19610184693c547b4c12738df4156589892c4018 Author: Sandipan Das AuthorDate: Thu, 17 May 2018 12:03:25 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Thu, 17 May 2018 16:55:29 -0300 perf script

Re: [PATCH] perf tests: Fix regex for record+probe_libc_inet_pton.sh

Hi Arnaldo, On 05/19/2018 12:51 AM, Arnaldo Carvalho de Melo wrote: > Em Fri, May 18, 2018 at 12:54:17PM +0530, Sandipan Das escreveu: >> This test currently fails because the regular expressions for >> matching the output of perf script do not consider the symbol >&g

Re: [PATCH] perf tests: Fix regex for record+probe_libc_inet_pton.sh

Hi Arnaldo, On 05/19/2018 12:51 AM, Arnaldo Carvalho de Melo wrote: > Em Fri, May 18, 2018 at 12:54:17PM +0530, Sandipan Das escreveu: >> This test currently fails because the regular expressions for >> matching the output of perf script do not consider the symbol >&g

Re: [PATCH] perf tests: Fix regex for record+probe_libc_inet_pton.sh

Hi Thomas, On 05/18/2018 03:51 PM, Thomas-Mich Richter wrote: [...] > > This patch fails on s390. I used 4.17.0rc5 + fedora 27 and I get this output: > > > [root@p23lp27 perf]# ./perf test 59 > 59: probe libc's inet_pton & backtrace it with ping : Ok > [root@p23lp27 linux]# cd ~/linux;

Re: [PATCH] perf tests: Fix regex for record+probe_libc_inet_pton.sh

Hi Thomas, On 05/18/2018 03:51 PM, Thomas-Mich Richter wrote: [...] > > This patch fails on s390. I used 4.17.0rc5 + fedora 27 and I get this output: > > > [root@p23lp27 perf]# ./perf test 59 > 59: probe libc's inet_pton & backtrace it with ping : Ok > [root@p23lp27 linux]# cd ~/linux;

[PATCH] perf tests: Fix regex for record+probe_libc_inet_pton.sh

ping 30556 [003] 307254.313217: probe_libc:inet_pton: (7fe19ab10220) 7fe19ab10220 __GI___inet_pton+0x0 (/usr/lib64/libc-2.25.so) 7fe19aad5ebd getaddrinfo+0x11d (/usr/lib64/libc-2.25.so) 56351e3c1c71 main+0x891 (/usr/bin/ping) test child finished with 0 end probe libc's inet

[PATCH] perf tests: Fix regex for record+probe_libc_inet_pton.sh

ping 30556 [003] 307254.313217: probe_libc:inet_pton: (7fe19ab10220) 7fe19ab10220 __GI___inet_pton+0x0 (/usr/lib64/libc-2.25.so) 7fe19aad5ebd getaddrinfo+0x11d (/usr/lib64/libc-2.25.so) 56351e3c1c71 main+0x891 (/usr/bin/ping) test child finished with 0 end probe libc's inet_pton &

[PATCH 2/2] perf script: Show symbol offsets by default

/test) 7fffb6fe36a0 generic_start_main.isra.0+0x140 (/usr/lib64/libc-2.26.so) 7fffb6fe3898 __libc_start_main+0xb8 (/usr/lib64/libc-2.26.so) 0 [unknown] ([unknown]) ... Signed-off-by: Sandipan Das <sandi...@linux.vnet.ibm.com> --- tool

[PATCH 2/2] perf script: Show symbol offsets by default

/test) 7fffb6fe36a0 generic_start_main.isra.0+0x140 (/usr/lib64/libc-2.26.so) 7fffb6fe3898 __libc_start_main+0xb8 (/usr/lib64/libc-2.26.so) 0 [unknown] ([unknown]) ... Signed-off-by: Sandipan Das --- tools/perf/builtin-script.c | 26

[PATCH 1/2] perf script: Show virtual addresses instead of offsets

record -e probe:sys_write ~/test # perf script -F ip,sym,symoff c04025b0 sys_write+0x10 ... Signed-off-by: Sandipan Das <sandi...@linux.vnet.ibm.com> --- tools/perf/util/machine.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/util/machine.c b/tool

[PATCH 1/2] perf script: Show virtual addresses instead of offsets

record -e probe:sys_write ~/test # perf script -F ip,sym,symoff c04025b0 sys_write+0x10 ... Signed-off-by: Sandipan Das --- tools/perf/util/machine.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c index

[PATCH v2 2/3] perf tools powerpc: Fix crash if callchain is empty

+0x124)[0x1017ff5c] perf(sample__resolve_callchain+0xf0)[0x10172788] ... Reported-by: Ravi Bangoria <ravi.bango...@linux.vnet.ibm.com> Signed-off-by: Sandipan Das <sandi...@linux.vnet.ibm.com> --- tools/perf/arch/powerpc/util/skip-callchain-idx.c | 2 +- 1 file changed, 1 ins

[PATCH v2 2/3] perf tools powerpc: Fix crash if callchain is empty

+0x124)[0x1017ff5c] perf(sample__resolve_callchain+0xf0)[0x10172788] ... Reported-by: Ravi Bangoria Signed-off-by: Sandipan Das --- tools/perf/arch/powerpc/util/skip-callchain-idx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/arch/powerpc/util/skip-callchain

[PATCH v2 1/3] perf tools powerpc: Fix callchain ip filtering

gaih_inet.constprop.7 (/usr/lib64/libc-2.26.so) 1105b4 getaddrinfo (/usr/lib64/libc-2.26.so) Fixes: a60335ba3298 ("perf tools powerpc: Adjust callchain based on DWARF debug info") Signed-off-by: Sandipan Das <sandi...@linux.vnet.ibm.com> --- v2: - Consider case when return

[PATCH v2 1/3] perf tools powerpc: Fix callchain ip filtering

gaih_inet.constprop.7 (/usr/lib64/libc-2.26.so) 1105b4 getaddrinfo (/usr/lib64/libc-2.26.so) Fixes: a60335ba3298 ("perf tools powerpc: Adjust callchain based on DWARF debug info") Signed-off-by: Sandipan Das --- v2: - Consider case when return address is in R0 as pointed o

[PATCH v2 3/3] perf tests: Fix record+probe_libc_inet_pton.sh for powerpc64

Ok Fixes: e07d585e2454 ("perf tests: Switch trace+probe_libc_inet_pton to use record") Signed-off-by: Sandipan Das <sandi...@linux.vnet.ibm.com> --- tools/perf/tests/shell/record+probe_libc_inet_pton.sh | 8 1 file changed, 8 insertions(+) diff --git a/tools/perf/test

[PATCH v2 0/3] perf: Fixes for callchain ip handling on powerpc

also been readjusted to work with the fix in the first patch. v2: - Consider case when return address is in R0 as pointed out by Ravi. - Add another patch to fix crash when callchain is empty. Sandipan Das (3): perf tools powerpc: Fix callchain ip filtering perf tools powerpc: Fix crash

[PATCH v2 0/3] perf: Fixes for callchain ip handling on powerpc

also been readjusted to work with the fix in the first patch. v2: - Consider case when return address is in R0 as pointed out by Ravi. - Add another patch to fix crash when callchain is empty. Sandipan Das (3): perf tools powerpc: Fix callchain ip filtering perf tools powerpc: Fix crash

[PATCH v2 3/3] perf tests: Fix record+probe_libc_inet_pton.sh for powerpc64

Ok Fixes: e07d585e2454 ("perf tests: Switch trace+probe_libc_inet_pton to use record") Signed-off-by: Sandipan Das --- tools/perf/tests/shell/record+probe_libc_inet_pton.sh | 8 1 file changed, 8 insertions(+) diff --git a/tools/perf/tests/shell/record+probe_libc

Re: [PATCH 1/2] perf tools powerpc: Fix callchain ip filtering

On 04/17/2018 12:29 PM, Ravi Bangoria wrote: > > This change looks good to me but seems it fixed the issue > partially.Ex, > >     # readelf --debug-dump=frames-interp /lib64/libc-2.26.so | less >     ... >     5778 0024 577c FDE cie= >

Re: [PATCH 1/2] perf tools powerpc: Fix callchain ip filtering

On 04/17/2018 12:29 PM, Ravi Bangoria wrote: > > This change looks good to me but seems it fixed the issue > partially.Ex, > >     # readelf --debug-dump=frames-interp /lib64/libc-2.26.so | less >     ... >     5778 0024 577c FDE cie= >

[tip:perf/urgent] perf tests: Disable breakpoint accounting test for powerpc

Commit-ID: 4b163ca343b45855b03114ef2ab47c454989d55c Gitweb: https://git.kernel.org/tip/4b163ca343b45855b03114ef2ab47c454989d55c Author: Sandipan Das <sandi...@linux.vnet.ibm.com> AuthorDate: Thu, 12 Apr 2018 21:51:40 +0530 Committer: Arnaldo Carvalho de Melo <a...@redhat.com>

[tip:perf/urgent] perf tests: Disable breakpoint accounting test for powerpc

Commit-ID: 4b163ca343b45855b03114ef2ab47c454989d55c Gitweb: https://git.kernel.org/tip/4b163ca343b45855b03114ef2ab47c454989d55c Author: Sandipan Das AuthorDate: Thu, 12 Apr 2018 21:51:40 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Thu, 12 Apr 2018 14:20:21 -0300 perf tests

Re: [PATCH 1/2] perf tools powerpc: Fix callchain ip filtering

On 04/13/2018 12:13 AM, Arnaldo Carvalho de Melo wrote: > > So, the author for the fixed-by patch here is Sukadev Bhattiprolu > , and the reporter for the problem that > patch fixed is Maynard Johnson , who also tested > that patch, I think it'd

Re: [PATCH 1/2] perf tools powerpc: Fix callchain ip filtering

On 04/13/2018 12:13 AM, Arnaldo Carvalho de Melo wrote: > > So, the author for the fixed-by patch here is Sukadev Bhattiprolu > , and the reporter for the problem that > patch fixed is Maynard Johnson , who also tested > that patch, I think it'd be better if they get CCed to have the >

[PATCH 2/2] perf tests: Fix record+probe_libc_inet_pton.sh for powerpc64

d585e2454 ("perf tests: Switch trace+probe_libc_inet_pton to use record") Signed-off-by: Sandipan Das <sandi...@linux.vnet.ibm.com> --- tools/perf/tests/shell/record+probe_libc_inet_pton.sh | 8 1 file changed, 8 insertions(+) diff --git a/tools/perf/tests/shell/record+prob

[PATCH 2/2] perf tests: Fix record+probe_libc_inet_pton.sh for powerpc64

d585e2454 ("perf tests: Switch trace+probe_libc_inet_pton to use record") Signed-off-by: Sandipan Das --- tools/perf/tests/shell/record+probe_libc_inet_pton.sh | 8 1 file changed, 8 insertions(+) diff --git a/tools/perf/tests/shell/record+probe_libc_inet_pton.sh b/tools/perf/te

[PATCH 1/2] perf tools powerpc: Fix callchain ip filtering

(/usr/lib64/libc-2.26.so) 10fa54 gaih_inet.constprop.7 (/usr/lib64/libc-2.26.so) 1105b4 getaddrinfo (/usr/lib64/libc-2.26.so) Fixes: a60335ba3298 ("perf tools powerpc: Adjust callchain based on DWARF debug info") Signed-off-by: Sandipan

[PATCH 1/2] perf tools powerpc: Fix callchain ip filtering

(/usr/lib64/libc-2.26.so) 10fa54 gaih_inet.constprop.7 (/usr/lib64/libc-2.26.so) 1105b4 getaddrinfo (/usr/lib64/libc-2.26.so) Fixes: a60335ba3298 ("perf tools powerpc: Adjust callchain based on DWARF debug info") Signed-off-by: Sandipan Das ---

[PATCH 0/2] perf: Fixes for callchain ip handling on powerpc

to fail on powerpc as the back trace from perf output did not match the expected pattern. Also, because of the issue described in the first patch, some entries from the callchain were incorrectly skipped. So, this has also been readjusted to work with the fix in the first patch. Sandipan Das (2

[PATCH 0/2] perf: Fixes for callchain ip handling on powerpc

to fail on powerpc as the back trace from perf output did not match the expected pattern. Also, because of the issue described in the first patch, some entries from the callchain were incorrectly skipped. So, this has also been readjusted to work with the fix in the first patch. Sandipan Das (2

[PATCH] perf tests: Disable breakpoint accounting test for powerpc

, breakpoints count 0, has_ioctl 1, share 0 test child finished with -2 end Breakpoint accounting: Skip After applying patch: 21: Breakpoint accounting : Disabled Signed-off-by: Sandipan Das <sandi...@linux.vnet.ibm.com> --- tools/perf/tests/builtin-test

[PATCH] perf tests: Disable breakpoint accounting test for powerpc

, breakpoints count 0, has_ioctl 1, share 0 test child finished with -2 end Breakpoint accounting: Skip After applying patch: 21: Breakpoint accounting : Disabled Signed-off-by: Sandipan Das --- tools/perf/tests/builtin-test.c | 1 + 1 file changed, 1 insertion

[tip:perf/urgent] perf tests clang: Fix function name for clang IR test

Commit-ID: fcbd8fa44664e99a5d8c7ab97f1afdd82472f973 Gitweb: https://git.kernel.org/tip/fcbd8fa44664e99a5d8c7ab97f1afdd82472f973 Author: Sandipan Das <sandi...@linux.vnet.ibm.com> AuthorDate: Wed, 4 Apr 2018 23:34:19 +0530 Committer: Arnaldo Carvalho de Melo <a...@redhat.com>

[tip:perf/urgent] perf tests clang: Fix function name for clang IR test

Commit-ID: fcbd8fa44664e99a5d8c7ab97f1afdd82472f973 Gitweb: https://git.kernel.org/tip/fcbd8fa44664e99a5d8c7ab97f1afdd82472f973 Author: Sandipan Das AuthorDate: Wed, 4 Apr 2018 23:34:19 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Mon, 9 Apr 2018 11:13:09 -0300 perf tests

[tip:perf/urgent] perf clang: Add support for recent clang versions

Commit-ID: 7854e499f33fd9c7e63288692ffb754d9b1d02fd Gitweb: https://git.kernel.org/tip/7854e499f33fd9c7e63288692ffb754d9b1d02fd Author: Sandipan Das <sandi...@linux.vnet.ibm.com> AuthorDate: Wed, 4 Apr 2018 23:34:18 +0530 Committer: Arnaldo Carvalho de Melo <a...@redhat.com>

[tip:perf/urgent] perf clang: Add support for recent clang versions

Commit-ID: 7854e499f33fd9c7e63288692ffb754d9b1d02fd Gitweb: https://git.kernel.org/tip/7854e499f33fd9c7e63288692ffb754d9b1d02fd Author: Sandipan Das AuthorDate: Wed, 4 Apr 2018 23:34:18 +0530 Committer: Arnaldo Carvalho de Melo CommitDate: Mon, 9 Apr 2018 11:13:08 -0300 perf clang

[tip:perf/urgent] perf tools: Fix perf builds with clang support

Commit-ID: c2fb54a183cfe77c6fdc9d71e2d5299c1c302a6e Gitweb: https://git.kernel.org/tip/c2fb54a183cfe77c6fdc9d71e2d5299c1c302a6e Author: Sandipan Das <sandi...@linux.vnet.ibm.com> AuthorDate: Wed, 4 Apr 2018 23:34:17 +0530 Committer: Arnaldo Carvalho de Melo <a...@redhat.com>

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