Re: [Qemu-devel] [PULL v2 00/52] Misc patches for 2017-01-12

[Marc-André Lureau]

Hi

On Fri, Jan 12, 2018 at 2:42 PM, Paolo Bonzini <address@hidden> wrote:
> On 12/01/2018 14:31, Peter Maydell wrote:
>> On 12 January 2018 at 12:24, Paolo Bonzini <address@hidden> wrote:
>>> The following changes since commit 997eba28a3ed5400a80f754bf3a1c8044b75b9ff:
>>>
>>>   Merge remote-tracking branch 
>>> 'remotes/pmaydell/tags/pull-target-arm-20180111' into staging (2018-01-11 
>>> 14:34:41 +0000)
>>>
>>> are available in the git repository at:
>>>
>>>
>>>   git://github.com/bonzini/qemu.git tags/for-upstream
>>>
>>> for you to fetch changes up to a88ae3be7bf0550adf877f5422c837dbf4bf4a39:
>>>
>>>   scripts/analyse-locks-simpletrace.py: script to analyse lock times 
>>> (2018-01-12 13:22:05 +0100)
>>>
>>> ----------------------------------------------------------------
>>> * QemuMutex tracing improvements (Alex)
>>> * ram_addr_t optimization (David)
>>> * SCSI fixes (Fam, Stefan, me)
>>> * do {} while (0) fixes (Eric)
>>> * KVM fix for PMU (Jan)
>>> * memory leak fixes from ASAN (Marc-André)
>>> * migration fix for HPET, icount, loadvm (Maria, Pavel)
>>> * hflags fixes (me, Tao)
>>> * block/iscsi uninitialized variable (Peter L.)
>>> * full support for GMainContexts in character devices (Peter Xu)
>>> * more boot-serial-test (Thomas)
>>> * Memory leak fix (Zhecheng)
>>>
>>> ----------------------------------------------------------------
>>
>> This fails to build on x86-64 Linux, with an --enable-debug build, using
>> gcc (Ubuntu 5.4.0-6ubuntu1~16.04.5) 5.4.0 20160609
>>
>>   CC      util/coroutine-ucontext.o
>> /home/petmay01/linaro/qemu-for-merges/util/coroutine-ucontext.c: In
>> function ‘finish_switch_fiber’:
>> /home/petmay01/linaro/qemu-for-merges/util/coroutine-ucontext.c:75:5:
>> error: implicit declaration of function
>> ‘__sanitizer_finish_switch_fiber’
>> [-Werror=implicit-function-declaration]
>>      __sanitizer_finish_switch_fiber(fake_stack_save, &bottom_old, 
>> &size_old);
>>      ^
>> /home/petmay01/linaro/qemu-for-merges/util/coroutine-ucontext.c:75:5:
>> error: nested extern declaration of ‘__sanitizer_finish_switch_fiber’
>> [-Werror=nested-externs]
>> /home/petmay01/linaro/qemu-for-merges/util/coroutine-ucontext.c: In
>> function ‘start_switch_fiber’:
>> /home/petmay01/linaro/qemu-for-merges/util/coroutine-ucontext.c:88:5:
>> error: implicit declaration of function
>> ‘__sanitizer_start_switch_fiber’
>> [-Werror=implicit-function-declaration]
>>      __sanitizer_start_switch_fiber(fake_stack_save, bottom, size);
>>      ^
>> /home/petmay01/linaro/qemu-for-merges/util/coroutine-ucontext.c:88:5:
>> error: nested extern declaration of ‘__sanitizer_start_switch_fiber’
>> [-Werror=nested-externs]
>>
>>
>> It looks like older versions of gcc and the sanitizer don't
>> provide those switch_fiber functions.
>
> I'll drop that patch.  Marc-André, can you refine the configure test?
>

working on it, thanks



-- 
Marc-André Lureau