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/openbmc/linux/Documentation/dev-tools/
H A Dkcsan.rst7 The Kernel Concurrency Sanitizer (KCSAN) is a dynamic race detector, which
27 A typical data race report looks like this::
30 BUG: KCSAN: data-race in test_kernel_read / test_kernel_write
52 the race. It is followed by the access types and stack traces of the 2 threads
53 involved in the data race. If KCSAN also observed a value change, the observed
56 The other less common type of data race report looks like this::
59 BUG: KCSAN: data-race in test_kernel_rmw_array+0x71/0xd0
61 race at unknown origin, with read to 0xffffffffc009bdb0 of 8 bytes by task 515 on cpu 2:
75 racing thread, but a race was inferred due to the data value of the watched
85 It may be desirable to disable data race detection for specific accesses,
[all …]
/openbmc/linux/tools/memory-model/
H A Dlinux-kernel.cat202 let pre-race = ext & ((Plain * M) | ((M \ IW) * Plain))
205 let wr-incoh = pre-race & rf & rw-xbstar^-1
206 let rw-incoh = pre-race & fr & wr-vis^-1
207 let ww-incoh = pre-race & co & ww-vis^-1
212 let ww-race = (pre-race & co) \ ww-nonrace
213 let wr-race = (pre-race & (co? ; rf)) \ wr-vis \ rw-xbstar^-1
214 let rw-race = (pre-race & fr) \ rw-xbstar
216 flag ~empty (ww-race | wr-race | rw-race) as data-race
/openbmc/qemu/tests/tsan/
H A Dsuppressions.tsan9 # TSan reports a race between pthread_mutex_init() and
12 race:pthread_mutex_init
13 race:pthread_mutex_lock
/openbmc/linux/lib/
H A DKconfig.kcsan14 bool "KCSAN: dynamic data race detector"
21 data-race detector that relies on compile-time instrumentation.
51 external functions on report generation; if a race report is
70 various race scenarios, and verifies the reports generated to
131 results in more aggressive race detection, whereas a larger value
155 int "Duration in milliseconds, in which any given race is only reported once"
158 Any given race is only reported once in the defined time window.
173 conflicting access is of unknown origin. This type of race is
174 reported if it was only possible to infer a race due to a data value
178 bool "Strict data-race checking"
[all …]
/openbmc/linux/Documentation/driver-api/firmware/
H A Ddirect-fs-lookup.rst22 a race is possible with loading the driver and the real rootfs not yet being
23 available. Stuffing the firmware into initramfs resolves this race issue,
24 however note that using initrd does not suffice to address the same race.
/openbmc/linux/tools/testing/selftests/kvm/x86_64/
H A Drecalc_apic_map_test.c21 static void *race(void *arg) in race() function
60 TEST_ASSERT_EQ(pthread_create(&thread, NULL, race, vcpus[0]), 0); in main()
/openbmc/linux/drivers/gpu/drm/ci/xfails/
H A Drockchip-rk3399-flakes.txt3 kms_flip@dpms-vs-vblank-race-interruptible
5 kms_flip@modeset-vs-vblank-race-interruptible
H A Dmsm-sdm845-flakes.txt11 kms_flip@dpms-vs-vblank-race-interruptible
/openbmc/openbmc/meta-security/recipes-security/ecryptfs-utils/files/
H A D0001-avoid-race-condition.patch4 Subject: [PATCH] avoid race condition
9 This would avoid race condition which causes install failure.
/openbmc/openbmc/poky/meta/recipes-devtools/python/python3/
H A Dmakerace.patch4 Subject: [PATCH] python3: Fix make race
11 Add a dependency to avoid the race.
/openbmc/openbmc/meta-openembedded/meta-webserver/recipes-httpd/apache2/apache2/
H A D0006-apache2-fix-the-race-issue-of-parallel-installation.patch4 Subject: [PATCH] apache2: fix the race issue of parallel installation
8 fix following race issue when do parallel install
/openbmc/openbmc/poky/meta/recipes-extended/groff/files/
H A D0001-contrib-hdtbl-hdtbl.am-Fix-race-issues-for-parallel-.patch4 Subject: [PATCH] contrib/hdtbl/hdtbl.am: Fix race issues for parallel build
6 Fixed race issues for parallel build:
/openbmc/openbmc/poky/meta/recipes-devtools/tcltk8/tcl8/
H A Dinterp.patch4 Subject: [PATCH] tcl: fix race in interp.test
6 The interp-36.7 patch has race conditions and is missing cleanup. This patch by
/openbmc/openbmc/poky/meta/recipes-devtools/tcltk/tcl/
H A D0005-tcl-fix-race-in-interp.test.patch4 Subject: [PATCH] tcl: fix race in interp.test
6 The interp-36.7 patch has race conditions and is missing cleanup. This patch by
/openbmc/openbmc/poky/meta/recipes-devtools/python/python3-numpy/
H A Dfix_reproducibility.patch19 The autobuilder race depended upon whether qemux86-world or the
20 reproducible target ran first and won the race to populate sstate.
/openbmc/linux/tools/memory-model/Documentation/
H A Daccess-marking.txt19 2. Data-race marking, for example, "data_race(a = b);"
37 Therefore, if a given access is involved in an intentional data race,
46 race with one of data_race(), READ_ONCE(), or WRITE_ONCE(), will prevent
98 that the resulting data race was intentional.
108 in a retry. Unless the race condition that resulted in the bogus value
122 that the resulting data race was intentional.
143 that the resulting data race was intentional.
159 because KCSAN will have no way of knowing that the resulting data race
520 When designing stress tests it is important to ensure that race conditions
594 [1] "Concurrency bugs should fear the big bad data-race detector (part 2)"
/openbmc/linux/tools/perf/tests/attr/
H A Dsystem-wide-dummy1 # Event added by system-wide or CPU perf-record to handle the race of
/openbmc/phosphor-power/phosphor-regulators/docs/config_file/
H A Di2c_interface.md10 To avoid race conditions and conflicts, no device driver should be bound to the
/openbmc/openbmc/meta-raspberrypi/recipes-multimedia/omxplayer/omxplayer/
H A D0006-Prevent-ffmpeg-configure-compile-race-condition.patch4 Subject: [PATCH] Prevent ffmpeg configure/compile race condition
/openbmc/linux/Documentation/arch/arm/
H A Dindex.rst12 cluster-pm-race-avoidance
/openbmc/openbmc/meta-openembedded/meta-oe/recipes-printing/cups/
H A Dcups-filters_2.0.0.bb10 file://fix-make-race.patch \
/openbmc/openbmc/meta-openembedded/meta-oe/recipes-printing/cups/cups-filters/
H A Dfix-make-race.patch4 Subject: [PATCH] Fix a Makefile race condition
/openbmc/openbmc/poky/meta/recipes-connectivity/neard/neard/
H A DMakefile.am-fix-parallel-issue.patch7 fix the race issue:
/openbmc/qemu/tests/qemu-iotests/
H A D124409 def do_transaction_failure_test(self, race=False): argument
452 if not race:
493 if race:
537 self.do_transaction_failure_test(race=True)
/openbmc/openbmc/meta-openembedded/meta-oe/recipes-devtools/xmlrpc-c/xmlrpc-c/
H A D0001-unix-common.mk-Ensuring-Sequential-Execution-of-rm-a.patch4 Subject: [PATCH] unix-common.mk: Avoid race condition between mutliple make calls running in parall…
6 With high parallel execution, it results in race condition where
15 should avoid the need for rm (and hopefully will avoid this race)

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