| Commit message (Collapse) | Author | Age | Files | Lines |
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BUG=breakpad:621
R=thestig@chromium.org
Review URL: https://breakpad.appspot.com/1764002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1410 4c0a9323-5329-0410-9bdc-e9ce6186880e
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gcc has a single exception setting for all languages. Saying -fno-exceptions
in gcc disables exceptions and cleanups for cc files, but has no effect for mm
files.
In clang, -fno-exceptions only disables c++ exceptions, but keeps objective-c
exceptions and cleanups enabled.
http://llvm.org/viewvc/llvm-project?view=revision&revision=220714 changed
__EXCEPTIONS to be defined for clang when cleanups are enabled, independent of
if c++ exceptions are enabled. (This was necessary to have clang work with
glibc which looks at __EXCEPTIONS to decide if cleanups are enabled.)
Breakpad tried to use __EXCEPTIONS to figure out if c++ exceptions are enabled.
In cc files, this works: -fno-exceptions will disable c++ exceptions and
cleanups. But in mm files, -fno-exceptions will disable c++ exceptions and
objective-c exceptions will still be enabled, and so cleanups must run and hence
__EXCEPTIONS is defined.
To make things work with both old and new compilers, do the try/catch hack in
mm files either if __EXCEPTIONS is not defined (for old compilers) or if the
compiler is clang and __has_feature(cxx_exceptions) isn't set (which will work
for new clangs too, and which cleanly maps to if c++ exceptions are enabled).
Patch by Nico Weber <thakis@chromium.org>
Review URL: https://breakpad.appspot.com/1774002/
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1409 4c0a9323-5329-0410-9bdc-e9ce6186880e
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- Filter modules by prot flags (only +x) not extensions. It wouldn't
otherwise catch the case of Chrome mapping the library from the
apk (which is mapped r-x but doesn't end in .so).
- Use compile-time detection of target arch, in order to cope with
multilib OSes, where uname() doesn't reflect the run-time arch.
- Add OS information and CPU arch / count.
- Add support for aarch64.
- Add tests and stackwalk expectations for aarch64.
- Fix a potential overflow bug in the processor.
- Rebaseline the tests using smaller symbols.
- Fix microdump_writer_unittest.cc on 32-bit host.
BUG=chromium:410294
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1407 4c0a9323-5329-0410-9bdc-e9ce6186880e
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This adds some small fixes to the microdump writer and introduces
a unittest.
BUG=chromium:410294
R=mmandlis@chromium.org
Review URL: https://breakpad.appspot.com/2814002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1404 4c0a9323-5329-0410-9bdc-e9ce6186880e
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A=Jacek Caban <jacek@codeweavers.com>, R=ted at http://breakpad.appspot.com/548002/
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1399 4c0a9323-5329-0410-9bdc-e9ce6186880e
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Microdumps are a very lightweight variant of minidumps. They are meant
to dump a minimal crash report on the system log (logcat on Android),
containing only the state of the crashing thread.
This is to deal with cases where the user has opted out from crash
uploading but we still want to generate meaningful information on the
device to pull a stacktrace for development purposes.
Conversely to conventional stack traces (e.g. the one generated by
Android's debuggerd or Chromium's base::stacktrace) microdumps do NOT
require unwind tables to be present in the target binary. This allows
to save precious binary size (~1.5 MB for Chrome on Arm, ~10 MB on
arm64).
More information and design doc on crbug.com/410294
BUG=chromium:410294
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1398 4c0a9323-5329-0410-9bdc-e9ce6186880e
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This change introduces the necessary glue typedefs to deal with the
mismatch introduced by the latest Android NDK (w.r.t. desktop Linux):
- [x86_64] Rename fpregs mxcr_mask -> .mxcsr_mask
- [mips] uc_mcontext.fpregs.fp_r.fp_dregs -> uc_mcontext.fpreg
- [mips] restore the forked user.h
Submitting this on behalf of fdegans@chromium.org
TBR=mark@chromium.org
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1397 4c0a9323-5329-0410-9bdc-e9ce6186880e
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breakpadUtilities dylib project after it got pulled out from Inspector.mm
This fix was provided by Thomas Schweitzer.
R=mark@chromium.org, mmandlis@chromium.org
Review URL: https://breakpad.appspot.com/6754002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1393 4c0a9323-5329-0410-9bdc-e9ce6186880e
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This is a refactoring of the logic which determines the
module name and path for a given MappingInfo in minidump_writer.cc.
Such logic, which will be soon shared also with the upcoming
microdump_writer.cc, is simply being moved to linux_dumper.cc,
extracting a GetMappingEffectiveNameAndPath method.
No behavioral change is intended.
BUG=chromium:410294
R=thestig@chromium.org
Review URL: https://breakpad.appspot.com/7734002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1392 4c0a9323-5329-0410-9bdc-e9ce6186880e
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Server is used is done by subtracting the crashing process creation time from
the current time when the crash is generated:
uptime = now - process_creation_time
There was a bug and instead of the process creation time the code was using the
time when the process was registered with the Crash Generation Server.
R=mark@chromium.org
Review URL: https://breakpad.appspot.com/1744002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1391 4c0a9323-5329-0410-9bdc-e9ce6186880e
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A=Jed Davis <jld@mozilla.com> R=ted at https://breakpad.appspot.com/1724002/
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1390 4c0a9323-5329-0410-9bdc-e9ce6186880e
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A=Jed Davis <jld@mozilla.com> R=ted at https://breakpad.appspot.com/7724002/
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1389 4c0a9323-5329-0410-9bdc-e9ce6186880e
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This change is a pure refactoring of the common bits of minidump_writer.cc
that will be shared soon with the upcoming microdump_writer.cc.
In particular, this CL is extracting the following classes:
- ThreadInfo: handles the state of the threads in the crashing process.
- RawContextCPU: typedef for arch-specific CPU context structure.
- UContextReader: Fills out a dump RawContextCPU structure from the
ucontext struct provided by the kernel (arch-dependent).
- SeccompUnwinder: cleans out the stack frames of the Seccomp sandbox
on the supported architectures.
- MappingInfo: handles information about mappings
BUG=chromium:410294
R=mmandlis@chromium.org
Review URL: https://breakpad.appspot.com/4684002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1388 4c0a9323-5329-0410-9bdc-e9ce6186880e
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R=ivanpe@chromium.org
Review URL: https://breakpad.appspot.com/1734002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1387 4c0a9323-5329-0410-9bdc-e9ce6186880e
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R=ivanpe@chromium.org
Review URL: https://breakpad.appspot.com/6744002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1386 4c0a9323-5329-0410-9bdc-e9ce6186880e
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memory reads under Valgrind.
Also move private static variables into the .cc file.
BUG=chromium:332335
R=ivanpe@chromium.org
Review URL: https://breakpad.appspot.com/5734002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1385 4c0a9323-5329-0410-9bdc-e9ce6186880e
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Fixes:
.../linux_dumper.cc:308:25: error: address of array 'module->name' will always evaluate to 'true' [-Werror,-Wpointer-bool-conversion]
module->name && module->name[0] == '/' &&
~~~~~~~~^~~~
BUG=chromium:394703
R=rmcilroy@chromium.org
Review URL: https://breakpad.appspot.com/5724002
Patch from Simon Baldwin <simonb@chromium.org>.
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1384 4c0a9323-5329-0410-9bdc-e9ce6186880e
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When parsing /proc/pid/maps, current code merges adjacent entries that
refer to the same library and where the start of the second is equal to
the end of the first, for example:
40022000-40025000 r-xp 00000000 b3:11 827 /system/lib/liblog.so
40025000-40026000 r--p 00002000 b3:11 827 /system/lib/liblog.so
40026000-40027000 rw-p 00003000 b3:11 827 /system/lib/liblog.so
When the system linker loads a library it first reserves all the address
space required, from the smallest start to the largest end address, using
an anonymous mapping, and then maps loaded segments inside that reservation.
If the loaded segments do not fully occupy the reservation this leaves
gaps, and these gaps prevent merges that should occur from occurring:
40417000-4044a000 r-xp 00000000 b3:11 820 /system/lib/libjpeg.so
> 4044a000-4044b000 ---p 00000000 00:00 0
4044b000-4044c000 r--p 00033000 b3:11 820 /system/lib/libjpeg.so
4044c000-4044d000 rw-p 00034000 b3:11 820 /system/lib/libjpeg.so
Where the segments that follow this gap do not contain executable code
the failure to merge does not affect breakpad operation. However, where
they do then the merge needs to occur. Packing relocations in a large
library splits the executable segment into two, resulting in:
73b0c000-73b21000 r-xp 00000000 b3:19 786460 /data/.../libchrome.2160.0.so
> 73b21000-73d12000 ---p 00000000 00:00 0
73d12000-75a90000 r-xp 00014000 b3:19 786460 /data/.../libchrome.2160.0.so
75a90000-75c0d000 rw-p 01d91000 b3:19 786460 /data/.../libchrome.2160.0.so
Here the mapping at 73d12000-75a90000 must be merged into 73b0c000-73b21000
so that breakpad correctly calculates the base address for text.
This change enables the full merge by also merging anonymous maps which
result from unused reservation, identified as '---p' with offset 0, and
which follow on from an executable mapping, into that executable mapping.
BUG=chromium:394703
R=rmcilroy@chromium.org, thestig@chromium.org
Review URL: https://breakpad.appspot.com/7714003
Patch from Simon Baldwin <simonb@chromium.org>.
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1380 4c0a9323-5329-0410-9bdc-e9ce6186880e
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git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1379 4c0a9323-5329-0410-9bdc-e9ce6186880e
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git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1377 4c0a9323-5329-0410-9bdc-e9ce6186880e
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Add new option BREAKPAD_IN_PROCESS.
If YES, Breakpad will write the dump file in-process and then launch the reporter
executable as a child process.
Originally reviewed at https://codereview.chromium.org/571523004/
BUG=chromium:414239
R=mark@chromium.org
Review URL: https://breakpad.appspot.com/1714002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1375 4c0a9323-5329-0410-9bdc-e9ce6186880e
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Compile error: https://bugzilla.mozilla.org/show_bug.cgi?id=1048091#c15
Review URL: https://breakpad.appspot.com/9694002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1369 4c0a9323-5329-0410-9bdc-e9ce6186880e
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This CL adds three features that will allow the client to upload the report
file.
Three main modifications are made :
- Allow upload url to have a file:// scheme, and write the HTTP request to file
in that case
- Split the request in two parts in case of a file:// scheme, the request
time and the response time. A new API [handleNetworkResponse] is added.
- Give the opportunity to the client to get the configuration NSDictionary
to be able to recreate the breakpad context at response time.
Patch by Olivier Robin <olivierrobin@chromium.org>
Review URL: https://breakpad.appspot.com/2764002/
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1368 4c0a9323-5329-0410-9bdc-e9ce6186880e
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A=David Major <dmajor@mozilla.com> R=ted at https://bugzilla.mozilla.org/show_bug.cgi?id=1048091
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1367 4c0a9323-5329-0410-9bdc-e9ce6186880e
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A=Robert Longson <longsonr@gmail.com> R=ted at https://bugzilla.mozilla.org/show_bug.cgi?id=1054632
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1366 4c0a9323-5329-0410-9bdc-e9ce6186880e
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Using the vm_region_recurse API with a vm_region_submap_info_64
structure leads to a deviation in the structure when reading the user_tag
field.
Switching to the vm_region_recurse_64 API.
Patch by Olivier Robin <olivierrobin@chromium.org>
BUG=crbug/397133
Review URL: https://breakpad.appspot.com/4664002/
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1363 4c0a9323-5329-0410-9bdc-e9ce6186880e
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APK file.
This patch makes two changes to breakpad to enable crash reporting to work correctly when the library is inside another file (an archive):
- Do not filter mappings which map an executable at a non-zero offset.
- If such an executable is mapped look in the ELF information for the
shared object name and use that name in the minidump.
Note this change doesn't care about the archive format and isn't Android
specific (though loading the shared library this way is currently only done on Android).
BUG=390618
R=thestig@chromium.org
Review URL: https://breakpad.appspot.com/7684002
Patch from Anton Carver <anton@chromium.org>.
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1355 4c0a9323-5329-0410-9bdc-e9ce6186880e
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WriteOSInformation.
__system_property_get has been removed from the Android NDK for 'L' so Breakpad
no longer links. This CL just removes the call in WriteOSInformation because
Chrome already passes the build fingerprint as a crash key called "android_build_fp" in the crash report HTTP POST message.
BUG=394841,393903
R=mark@chromium.org
Review URL: https://breakpad.appspot.com/1694002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1351 4c0a9323-5329-0410-9bdc-e9ce6186880e
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A=j.turney
R=ted at https://breakpad.appspot.com/1134002/
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1348 4c0a9323-5329-0410-9bdc-e9ce6186880e
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After handling an uncaught NSException, release the Breakpad object
so there will not be a second crash dump logged.
Prior to this change, for every uncaught NSException handled through
the Breakpad::UncaughtExceptionHandler(), a second crash without
any useful information (generally __cxa_rethrow and std::__terminate)
is recorded.
R=qsr@chromium.org
Review URL: https://breakpad.appspot.com/9664002
Patch from Peter Lee <pkl@chromium.org>.
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1344 4c0a9323-5329-0410-9bdc-e9ce6186880e
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This bug manifests itself on Android x64 (in ExceptionHandlerTest::ExternalDumper), but is possible on any platform.
The compiler is unaware of the code which runs in the signal handler which reads this variable. Without volatile the compiler is free to optimise away writes to this variable which it believes are never read.
BUG=381142, 346626
R=thestig@chromium.org
Review URL: https://breakpad.appspot.com/8664002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1343 4c0a9323-5329-0410-9bdc-e9ce6186880e
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Submitting this on behalf of Paul Pluzhnikov.
R=mark@chromium.org
Review URL: https://breakpad.appspot.com/6674002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1342 4c0a9323-5329-0410-9bdc-e9ce6186880e
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This fixes exception_handler.cc:77:8: error: fields must have a constant size:
'variable length array in structure' extension will never be supported
char protected_buffer[PAGE_SIZE] __attribute__((aligned(PAGE_SIZE)));
BUG=None
TEST=breakpad builds on ios8
R=mark@chromium.org
Review URL: https://breakpad.appspot.com/9654002
Patch from Justin Cohen <justincohen@chromium.org>.
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1338 4c0a9323-5329-0410-9bdc-e9ce6186880e
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BUG=592
R=mark@chromium.org
Review URL: https://breakpad.appspot.com/3684002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1334 4c0a9323-5329-0410-9bdc-e9ce6186880e
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This change fixes failing unittests in Android on MIPS:
LinuxCoreDumperTest.VerifyDumpWithMultipleThreads
ElfCoreDumpTest.ValidCoreFile
BUG=None
TEST=Running breakpad_unittests on MIPS Android device
Review URL: https://breakpad.appspot.com/3664002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1330 4c0a9323-5329-0410-9bdc-e9ce6186880e
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R=blundell@chromium.org
Review URL: https://breakpad.appspot.com/2684002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1329 4c0a9323-5329-0410-9bdc-e9ce6186880e
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BUG=581
R=mark@chromium.org
Review URL: https://breakpad.appspot.com/6654002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1328 4c0a9323-5329-0410-9bdc-e9ce6186880e
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Patch from Matthew Dempsky <mdempsky@chromium.org>.
Original review: https://breakpad.appspot.com/5654002/
Review URL: https://breakpad.appspot.com/1674002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1326 4c0a9323-5329-0410-9bdc-e9ce6186880e
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Also allow it to be set on the ExceptionHandler. This will allow Chromium's
implementation to be properly treated as an out-of-process handler.
BUG=https://code.google.com/p/chromium/issues/detail?id=349600
R=mark@chromium.org
Review URL: https://breakpad.appspot.com/2664002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1324 4c0a9323-5329-0410-9bdc-e9ce6186880e
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dumped.
On certain versions of Android (specifically JellyBean MR2 on Nexus 7, possibly
others too) no ELF core dump is created for crashing processes. Check for this
and skip the test if so.
BUG=364943
R=thestig@chromium.org
Review URL: https://breakpad.appspot.com/1624003
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1318 4c0a9323-5329-0410-9bdc-e9ce6186880e
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Adds Arm64 varients of CPUFillThreadInfo and CPUFillFromUContext and
WriteCPUInformation for the Linux/Android client.
BUG=354405,335641
R=mark@chromium.org
Review URL: https://breakpad.appspot.com/1464002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1310 4c0a9323-5329-0410-9bdc-e9ce6186880e
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'BUILD' which happens to be in that same location in the Google source depot.
R=chrisha@chromium.org, mark@chromium.org
Review URL: https://breakpad.appspot.com/1504002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1308 4c0a9323-5329-0410-9bdc-e9ce6186880e
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Some unittests fail on Android (both on Arm and Arm64) without this stack
size increase.
BUG=354405,335641
R=mark@chromium.org
Review URL: https://breakpad.appspot.com/1484002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1307 4c0a9323-5329-0410-9bdc-e9ce6186880e
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BUG=354405,335641
R=mark@chromium.org
Review URL: https://breakpad.appspot.com/1424002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1305 4c0a9323-5329-0410-9bdc-e9ce6186880e
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This is in preparation for creating GYP build files for each platform.
BUG=https://code.google.com/p/google-breakpad/issues/detail?id=575
R=mark@chromium.org
Review URL: https://breakpad.appspot.com/1414002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1304 4c0a9323-5329-0410-9bdc-e9ce6186880e
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This CL adds breakpad_getcontext support for Arm64 to Android. The assembly
is based on getcontext.S in glibc.
BUG=354405,335641
R=mark@chromium.org
Review URL: https://breakpad.appspot.com/1384002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1302 4c0a9323-5329-0410-9bdc-e9ce6186880e
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This is an initial attempt to add Arm64 (aarch64) support to Breakpad for
Linux / Android platforms. This CL adds the Arm64 data structures, but does
not yet implement the Android getcontext support or CPUFillFromThreadInfo /
CPUFillFromUContext.
BUG=354405,335641
R=mark@chromium.org
Review URL: https://breakpad.appspot.com/1354002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1301 4c0a9323-5329-0410-9bdc-e9ce6186880e
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The current CreateChildCrash logic is racy when it comes to creating a
crash dump for two reasons:
The main thread that calls kill() on a different thread is guaranteed
the signal will be *queued* when it returns, but not *delivered*. If
the kernel doesn't automatically schedule the receiving thread, but
instead lets the main thread run to the exit() call, then the signal
never triggers a coredump and the whole process simply exits.
The main thread is using kill() to try to deliver a signal to a
specific thread, but that function is for sending signals to a
process. That means the kernel is free to deliver the signal to
any thread in the process and not just the one requested. This
manifests itself as the pr_pid in the coredump not being the one
expected. Instead, we must use tkill() with the tid (which we
already took care of gathering) to deliver to a specific thread.
These are a lot easier to see on a UMP system as contention is heavier.
BUG=chromium:207918
TEST=`dumper_unittest` still passes, and doesn't flake out in a UMP system
TEST=`linux_client_unittest` still passes
R=benchan@chromium.org
Review URL: https://breakpad.appspot.com/1304005
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1299 4c0a9323-5329-0410-9bdc-e9ce6186880e
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This is to uniform ARM64 detection code in chromium.
Use only __aarch64__ and don't look for __arm64__ at all.
Patch by Primiano Tucci <primiano@chromium.org>
BUG=chromium:354405, chromium:358092
Review URL: https://breakpad.appspot.com/1304002/
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1293 4c0a9323-5329-0410-9bdc-e9ce6186880e
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VS2013 stl when compiling with _HAS_EXCEPTIONS=0
See also https://crbug.com/346399 for background.
BUG=540
R=mark@chromium.org, thestig@chromium.org
TEST=update gyp to HEAD, generate MSVS2013 build files, verify breakpad compiles in Release.
Review URL: https://breakpad.appspot.com/1284002
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1292 4c0a9323-5329-0410-9bdc-e9ce6186880e
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