On 23/03/2016 00:35, Peter Feiner wrote: > Paolo, please apply :-) > > Some aids for debugging: stack dumping, register dumping, and printing > failing assertion conditions. > > Compiled on ppc64, arm64, i386, x86_64. Applied patches 1-4. Paolo > v7: > * Rebased. > > v6: > * Don't print dump_stack's call to backtrace() in the stack > trace rather than having backtrace() skip over the first > return address in the trace. > * Actually removed lib/asm-generic/stack.c. > > v5: > * Removed unused "b" flag from run_tests.sh > * Removed misleading comment in mkstandalone.sh. > > v4: > * Moved around arch and asm files per Linux style (hopefully). > * Added --[enable|disable]-pretty-print-stacks to ./configure. > This has obviated the -p command-line option in > ./run_tests.sh that I introduced in v1. > * Fixed arch-neutral backtrace so backtrace itself isn't > included. > > v3: > * Renamed functions to match standard backtrace functions > * Added asm-generic stack walker that uses __builtin_return_address. > * Moved offset out of libcflat and into pretty printer > * Made pretty printer more robust w.r.t. errors: now it just > continues printing. > > v2: > * Fixed a bunch tests on x86 that broke with > -fno-omit-frame-pointer. > * Only use -fno-omit-frame-pointer on x86. I suspect arm & ppc > will have similar problems that I fixed for x86. > > Peter Feiner (5): > lib: backtrace printing > x86: lib: debug dump on unhandled exceptions > lib: dump stack on failed assert() > scripts: pretty print stack traces > scripts: automatically pretty print stacks > > Makefile | 7 +-- > configure | 10 +++++ > lib/arm/asm/stack.h | 0 > lib/arm64/asm/stack.h | 0 > lib/libcflat.h | 9 +++- > lib/powerpc/asm/stack.h | 0 > lib/ppc64/asm/stack.h | 0 > lib/stack.c | 96 ++++++++++++++++++++++++++++++++++++++++++ > lib/stack.h | 20 +++++++++ > lib/x86/asm/stack.h | 14 ++++++ > lib/x86/desc.c | 69 +++++++++++++++++++++++++++--- > lib/x86/stack.c | 31 ++++++++++++++ > run_tests.sh | 8 +++- > scripts/mkstandalone.sh | 2 + > scripts/pretty_print_stacks.py | 89 +++++++++++++++++++++++++++++++++++++++ > x86/Makefile.common | 4 ++ > 16 files changed, 347 insertions(+), 12 deletions(-) > create mode 100644 lib/arm/asm/stack.h > create mode 100644 lib/arm64/asm/stack.h > create mode 100644 lib/powerpc/asm/stack.h > create mode 100644 lib/ppc64/asm/stack.h > create mode 100644 lib/stack.c > create mode 100644 lib/stack.h > create mode 100644 lib/x86/asm/stack.h > create mode 100644 lib/x86/stack.c > create mode 100755 scripts/pretty_print_stacks.py > -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
