[oe-commits] [openembedded-core] 01/04: systemtap: update to enable 5.0 kernel capabilities
git at git.openembedded.org
git at git.openembedded.org
Thu Mar 7 08:22:43 UTC 2019
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rpurdie pushed a commit to branch master-next
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commit c0f4ceeee3c5b8aa4693a27230e26c2f09ee5755
Author: Bruce Ashfield <bruce.ashfield at gmail.com>
AuthorDate: Thu Mar 7 00:00:17 2019 -0500
systemtap: update to enable 5.0 kernel capabilities
Updating the systemtap 4.0 SRCREV to pick up changes that have been
made to support newer kernels (and in particular 5.0).
root at qemux86-64:~# stap --disable-cache -DSTP_NO_VERREL_CHECK ./hello.stp
[ 246.303263] stap_4843: loading out-of-tree module taints kernel.
hello world
root at qemux86-64:~#
The following commits are included in this update:
90ff34ac0 If available, use kernel's save_stack_trace_regs() for fallback stack unwind
a9b0aa4db testsuite/systemtap.bpf :: tests should return, not exit 0
83f229abb cachestat.stp: workaround the current limitations of trace_printk
f912d520f Newer kernels tapsets may use the kprobe.function("*") adjust alias_tapset.exp.
fe569f964 Handle name change of do_brk to do_brk_flags in the newer kernels
71dbdc9f9 Newer kernels tapsets may use the kprobe.function("*") adjust pp.exp check.
20d23f97a Correct at_register.stp test arch name for arm64.
e0bcc2f92 cachestat.stp: new example based on a bpftrace script by David Valin
18d1baceb session.cxx diagnostics: don't dump kernel_functions below verbose=6
25b181ae4 Add __NR_chmod for missing defines on aarch64
2276b109e Add more __NR_* for missing defines on aarch64 (and ppc64)
e34d66dee PR24239: avoid symbol/type resolution of unused globals/functions
49d74d4fa Correct the at_register.exp test
c77884dcd Turn on guru mode for at_deref1.stp use of @kderef
a9a15a3f8 RHBZ1689180: correct group name typos in staprun.8
e7146dbfe Regenerate syscall_num.stp grouped by syscall name.
6bcf09813 Group initialization using the same string literal together in syscall_num.stp
3752574dc Regenerate the syscall mapping information to add aarch32 to aarch64 syscalls
af74da7b7 Update dump-syscalls.sh to generate 32-bit syscalls for aarch64
60144c0fa Match arm64 non-dwarf syscall probe points
d36f6fee8 PR24199: don't use exceptions to signal type-resolution failures
5e50524ff PR24199: at pass-2 verbosity > 3, trace $var error-chaining events
40f855fd5 PR24199: loc2stap: propagate dwarf DIE() source locations better
af9ef3369 Adjust noptrace.stp to avoid modifying ptrace syscall arguments
ca3946e62 Update pfiles.stp to work with Linux 4.17 and newer
9d3a1cd66 PR24217: stap -p2 speedup, condition-expression processing
ba7b83ec1 Conditionally define __NR_bdflush in systemtap runtime.
cdf77a210 testsuite/systemtap.bpf :: couple of bpf_tests clarifications
d6b529c43 fix embedded-c tag memoization thinko
d81a001ad pass-2 optimization: embedded-c code pragma searching
1832b8f51 Set up a BPF related testcase blacklist for regression testsing purposes.
4e7686951 linux api update: compat_time* structs
1ac5a4499 linux api update: FAN_ALL_CLASS_BITS
17c2d352a unwinder: increase MAX_CFI to 8192 after a census of CFI sizes on Fedora 29
2e373d294 runtime: adapt to uapi/linux/mount.h changes
6b0430b6b dummy commit to force buildbot rebuilds
d3964067f buildrun.cxx: older g++ compatibility: no std::string.back()
6b2838df5 Handle installation without stapusr group
f90ca3096 Simplify creation of groups during installation
38184abcd Fix get_user_pages() autoconf test for 4.4.y kernel
e2e13220f lkm-runtime time.c: prefer 4.15+ ktime_get_real_fast_ns
eb8c8de94 linux 5.0-rc3 adaptations
de5061899 parser: allow larger arrays
0fc1a5019 stap man page: document histogram per-bucket access/iteration
905865da1 PR16406 fixup :: correct comparison in _stp_module_check
c8084763b PR10280 initial fix: force vermagic for guru-mode scripts
3a29a2eef Make testcase at_var.exp work with stap-4.1+ and kernel-4.17+
53ff2b5df stap-prep: switch typo ($NEEDED => $package)
68bd23fd0 PR16596: add support for DW_OP_GNU_entry_value in location expressions
aacee6563 Make sysc_bdflush.stp compatible with 4.17+ kernels.
891810c24 configury: tolerate dyninst10's need for -lboost_system
ec3b46eb9 RHBZ1655631: systemtap.spec: use Recommends: for kernel-*-devel
eef17e743 runtime/unwind: Allow to increase MAX_CFI
47ce37a14 systemtap.spec: merge unbotch - missing %changelog
f082df49d systemtap.spec: importing fedora rawhide changes
c9a393275 staprun/mainloop.c :: fix for loop initial decls
266c72bd0 PR23866 part: expose raw syscall tracepoint to bpf
ab368ac2a PR23891: Make sure stap and staprun respond to SIGTERM when stderr/stdout are blocked
0a0595509 Fix segfaults in dwarf array pointer subscripting when -vvv is specified
4a8652800 Make opeartor @var() no longer assume @entry() in return probes.
f5c19712c Add the ucalls.stp to the systemtap examples.
7d82f1bdc Adjust tcp_trace.stp example to work with newer Linux kernel's timers
f6d683666 Adjust the vfs_open to provide cred variable with 4.18 kernels
008a0cbfd Userspace_probing.xml: change '-ldd' to '--ldd' command line option.
e6227e5df bpf-translate.cxx: don't clobber any earlier value of c
cbf3b6e6a bpf-translate.cxx: quiet a compiler warning
824e9ab80 PR23890 bonus: show nicer messages upon a buildid mismatch
fba365b4d PR23890: tolerate f29+ style ELF files
6c94b6d42 PR23747: tolerate symbols with odd section#s
d60dac71a systemtap.bpf/asm_tests :: fix documentation / expected result
0eaf4f196 PR23875 bpf_unparser::visit_foreach_loop(): temporarily disable string key iteration
8c1452d10 PR23875: another testcase that loops indefinitely
584d61dc0 PR23875 bpf.exp: fail testcase on 'stack smashing'
0128e1daf PR23860 bpf_interpret() :: NEG should not fall through to DIV
75640f70d Adjust the periodic.stp example to work with newer Linux kernels
ca225a1cc stap -vv: also print kernel build-tree path name
28cf23f8e testcase for PR23875
3733caeba PR23860: reduce stack pressure from format strings
7a5716bb8 PR23860: additional ugly stack/clobber protection for strings
021f906e5 PR23860: additional stack protection for strings
02861e63c PR23860 bugfix: incorrect comparison direction in string_copy()
e428db474 PR23507: add new command-line option to disable automatic unread global variable display
b2ba3af9a pr23860 verifier workaround :: be sure to delete all mov rN,rN
08861a20f PR23507: add underscores to global @this variables
4ee1ae49a PR23761: generalized @entry
cc6e13e62 standardize ktime_get_ns() across lkm, bpf runtimes
fbee58bda bpf behind-the-scenes :: useful DEBUG_CODEGEN diagnostic
7209427d4 Always use nssInit for http and nss server.
72ef87bba PR23860 partial fix: fix BPF_NEG opcode generation.
8fb0cb4a7 PR23829 :: fallback defines __BPF_FUNC_MAPPER and BPF_J{LT,LE,SLT,SLE} for older kernels
686ba2980 tapset/bpf/task.stp :: rudiment of task tapset
0e6a26ff4 PR23849 -- temporarily disable stapbpf script caching
c0002c5ad prometheus-exporter samples: change reported metric name
1b50200ff stap-exporter: drop initial demo scripts under .examples; not used
3582845f5 powerpc64: add missing system call defines
57550d39d aarch64: add missing system call defines
856ddcedb tapset/bpf/context.stp :: add execname(), triage other functions
61b00f37d tapset/bpf/conversions.stp bugfix :: helper name in kernel_string(addr, err_msg)
a47bc40eb bpf-asm.exp bugfix :: bad_output does occur
14e5ff4e6 bpf-translate.cxx :: fix segfault with malformed register
b530b0193 Fix miscellaneous errors/typos in syscall tapset
ae51c4d99 On aarch64 Linux system calls related SystemTap scripts compilation fail with "__NR_compat_[exit|read|write] redefined" errors after following two commits:
3d9e0d2a5 Adjust the BPF translate error report formatting to work on 32-bit architectures
0a4d384a8 session.cxx :: enable caching for bpf backend
5ada58a9f bpf-translate.cxx :: plug an exception gap in is_numeric()
c009fe88d Merge branch 'serhei/bpf_asm' -- kernel_string() tapset and experimental bpf assembler
0b3a813f5 testsuite/systemtap.bpf :: diagnose a bug in print_format("%s%s", ...)
110f739b3 stapbpf assembler WIP #8 :: bpf-asm.exp driver and more testcases
4d68a526b stapbpf assembler WIP #7 :: fixed kernel_string() tapset and testcase
da6c4aef4 stapbpf assembler WIP #6 :: other call functions ({s}printf and tapset)
e534cf2a7 PR21080: support added for new pkey_* syscalls
0e0f0e386 stap-exporter examples: use symlinks rather than copies
fddf715d1 Use NSS_InitContext instead of NSS_Init.
6a3a804e4 prometheus tapset: add dump_array_*_unquoted variants
4e81610ae nfsd tapset: adapt nfsd.proc4.commit probe to different kernel versions
4cd50f30a PR23799 - sprint_ustack() always returns empty string values
8bc640345 nfsd tapset: adapt nfsd.proc4.read probe to different kernel versions
7b76b6b60 step-prep: on debian/ubuntu machines, attempt "apt-get -y install"
10b3f049e Use cast to make c->cycles_sum aways match the %lld format.
d95f81630 Add more quantitative data to error message when probes exceed threshold
f4d49b79b Avoid using target variable in target_set.stp for syscall.* probes.
5aafdc55e Avoid using target variables for syscall.write in print_user_buffer.stp.
bb93c70a1 Avoid using target variables in signal.stp for syscall.* based probe points.
784d4fc04 Add buildok/syscall_any.stp to list of tests dyninst will not run.
910395ba0 kprocess.exec_complete should avoid using $return from syscall.execve.return
d4550e6c0 stapbpf assembler WIP #5 :: basic kernel_string() implementation
9ae578690 stapbpf assembler WIP #4 :: alloc and (helper) call operations
f12e7d8eb stapbpf assembler WIP #3 :: additional assembly test cases
f3fdcc936 Fix searching of kernel_source_tree for kernel built with O option
dd57c7387 postrelease version bump for future version 4.1
2881d9d95 stapbpf assembler WIP #2 :: testcases (no driver so far)
db79925e5 stapbpf assembler WIP #1 :: basic parser and control flow
Signed-off-by: Bruce Ashfield <bruce.ashfield at gmail.com>
Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
---
...apbpf-don-t-support-installing-a-non-root.patch | 47 +++++-----------------
meta/recipes-kernel/systemtap/systemtap_git.inc | 2 +-
2 files changed, 12 insertions(+), 37 deletions(-)
diff --git a/meta/recipes-kernel/systemtap/systemtap/0001-staprun-stapbpf-don-t-support-installing-a-non-root.patch b/meta/recipes-kernel/systemtap/systemtap/0001-staprun-stapbpf-don-t-support-installing-a-non-root.patch
index 9f11648..e2f8b3b 100644
--- a/meta/recipes-kernel/systemtap/systemtap/0001-staprun-stapbpf-don-t-support-installing-a-non-root.patch
+++ b/meta/recipes-kernel/systemtap/systemtap/0001-staprun-stapbpf-don-t-support-installing-a-non-root.patch
@@ -14,49 +14,24 @@ Signed-off-by: Saul Wold <sgw at linux.intel.com>
staprun/Makefile.am | 12 ++++++------
2 files changed, 13 insertions(+), 13 deletions(-)
-diff --git a/stapbpf/Makefile.am b/stapbpf/Makefile.am
-index 421b044ef..f7daeb2b2 100644
---- a/stapbpf/Makefile.am
-+++ b/stapbpf/Makefile.am
-@@ -39,11 +39,11 @@ git_version.stamp ../git_version.h:
+Index: git/stapbpf/Makefile.am
+===================================================================
+--- git.orig/stapbpf/Makefile.am
++++ git/stapbpf/Makefile.am
+@@ -41,10 +41,10 @@
# Why the "id -u" condition? This way, an unprivileged user can run
# make install, and have "sudo stap ...." or "sudo stapbpf ...." work later.
-install-exec-hook:
-- if [ `id -u` -eq 0 ]; then \
-- getent group stapusr >/dev/null || groupadd -g 156 -r stapusr 2>/dev/null || groupadd -r stapusr; \
-- getent group stapusr >/dev/null \
-- && chgrp stapusr "$(DESTDIR)$(bindir)/stapbpf" \
+- if [ `id -u` -eq 0 ] && (getent group stapusr >/dev/null \
+- || groupadd -f -g 156 -r stapusr); then \
+- chgrp stapusr "$(DESTDIR)$(bindir)/stapbpf" \
- && chmod 04110 "$(DESTDIR)$(bindir)/stapbpf"; \
- fi
+#install-exec-hook:
-+# if [ `id -u` -eq 0 ]; then \
-+# getent group stapusr >/dev/null || groupadd -g 156 -r stapusr 2>/dev/null || groupadd -r stapusr; \
-+# getent group stapusr >/dev/null \
-+# && chgrp stapusr "$(DESTDIR)$(bindir)/stapbpf" \
++## if [ `id -u` -eq 0 ] && (getent group stapusr >/dev/null \
++## || groupadd -f -g 156 -r stapusr); then \
++## chgrp stapusr "$(DESTDIR)$(bindir)/stapbpf" \
+# && chmod 04110 "$(DESTDIR)$(bindir)/stapbpf"; \
+# fi
endif
-diff --git a/staprun/Makefile.am b/staprun/Makefile.am
-index 4073aa01c..2925e34c3 100644
---- a/staprun/Makefile.am
-+++ b/staprun/Makefile.am
-@@ -72,9 +72,9 @@ git_version.stamp ../git_version.h:
-
- # Why the "id -u" condition? This way, an unprivileged user can run
- # make install, and have "sudo stap ...." or "sudo staprun ...." work later.
--install-exec-hook:
-- if [ `id -u` -eq 0 ]; then \
-- getent group stapusr >/dev/null || groupadd -g 156 -r stapusr 2>/dev/null || groupadd -r stapusr; \
-- getent group stapusr >/dev/null && chgrp stapusr "$(DESTDIR)$(bindir)/staprun"; \
-- chmod 04110 "$(DESTDIR)$(bindir)/staprun"; \
-- fi
-+#install-exec-hook:
-+# if [ `id -u` -eq 0 ]; then \
-+# getent group stapusr >/dev/null || groupadd -g 156 -r stapusr 2>/dev/null || groupadd -r stapusr; \
-+# getent group stapusr >/dev/null && chgrp stapusr "$(DESTDIR)$(bindir)/staprun"; \
-+# chmod 04110 "$(DESTDIR)$(bindir)/staprun"; \
-+# fi
---
-2.11.0
-
diff --git a/meta/recipes-kernel/systemtap/systemtap_git.inc b/meta/recipes-kernel/systemtap/systemtap_git.inc
index 274fcde..54de722 100644
--- a/meta/recipes-kernel/systemtap/systemtap_git.inc
+++ b/meta/recipes-kernel/systemtap/systemtap_git.inc
@@ -1,6 +1,6 @@
LICENSE = "GPLv2"
LIC_FILES_CHKSUM = "file://COPYING;md5=b234ee4d69f5fce4486a80fdaf4a4263"
-SRCREV = "428f84e9e656bce71018e8902e4edb8aacafcc0e"
+SRCREV = "90ff34ac0506f0d5440393a4c78565f6aaf9b726"
PV = "4.0"
SRC_URI = "git://sourceware.org/git/systemtap.git \
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