Re: [Qemu-devel] [PULL 0/8] migration: fixes

["Dr. David Alan Gilbert" <dgilbert@redhat.com>]

* Peter Maydell (peter.maydell@linaro.org) wrote:
> On 10 June 2016 at 12:48, Amit Shah <amit.shah@redhat.com> wrote:
> >
> > The following changes since commit 0c33682d5f29b0a4ae53bdec4c8e52e4fae37b34:
> >
> >   target-i386: Move user-mode exception actions out of user-exec.c (2016-06-09 15:55:02 +0100)
> >
> > are available in the git repository at:
> >
> >   https://git.kernel.org/pub/scm/virt/qemu/amit/migration.git tags/migration-for-2.7-3
> >
> > for you to fetch changes up to cfac638acf903f7618b285dc3f36de348554c8ad:
> >
> >   Postcopy: Check for support when setting the capability (2016-06-10 17:13:32 +0530)
> >
> > ----------------------------------------------------------------
> > Migration:
> >
> > - Fixes for TLS series
> > - Postcopy: Add stats, fix, test case
> >
> > ----------------------------------------------------------------
> 
> Fails to build on OSX:
> 
>   CC    tests/postcopy-test.o
> /Users/pm215/src/qemu-for-merges/tests/postcopy-test.c:177:9: error:
> use of undeclared identifier 'got_stop'
>         got_stop = true;
>         ^

Gah, OK, I see what's happened; it was a fix I did somewhere about v3
I think, after the round where i'd gone allaround the different versions.
I'll retest on both old Linux and mingw.

Dave

> /Users/pm215/src/qemu-for-merges/tests/postcopy-test.c:235:13: error:
> use of undeclared identifier 'got_stop'; did you mean 'vm_stop'?
>         if (got_stop || initial_pass) {
>             ^~~~~~~~
>             vm_stop
> /Users/pm215/src/qemu-for-merges/include/sysemu/sysemu.h:43:5: note:
> 'vm_stop' declared here
> int vm_stop(RunState state);
>     ^
> /Users/pm215/src/qemu-for-merges/tests/postcopy-test.c:235:13:
> warning: address of function 'vm_stop' will always evaluate to 'true'
> [-Wpointer-bool-conversion]
>         if (got_stop || initial_pass) {
>             ^~~~~~~~ ~~
> /Users/pm215/src/qemu-for-merges/tests/postcopy-test.c:235:13: note:
> prefix with the address-of operator to silence this warning
>         if (got_stop || initial_pass) {
>             ^
>             &
> /Users/pm215/src/qemu-for-merges/tests/postcopy-test.c:244:39: error:
> use of undeclared identifier 'got_stop'; did you mean 'vm_stop'?
>     } while (pass == initial_pass && !got_stop);
>                                       ^~~~~~~~
>                                       vm_stop
> /Users/pm215/src/qemu-for-merges/include/sysemu/sysemu.h:43:5: note:
> 'vm_stop' declared here
> int vm_stop(RunState state);
>     ^
> /Users/pm215/src/qemu-for-merges/tests/postcopy-test.c:244:39:
> warning: address of function 'vm_stop' will always evaluate to 'true'
> [-Wpointer-bool-conversion]
>     } while (pass == initial_pass && !got_stop);
>                                      ~^~~~~~~~
> /Users/pm215/src/qemu-for-merges/tests/postcopy-test.c:244:39: note:
> prefix with the address-of operator to silence this warning
>     } while (pass == initial_pass && !got_stop);
>                                       ^
>                                       &
> /Users/pm215/src/qemu-for-merges/tests/postcopy-test.c:262:33: error:
> use of undeclared identifier 'start_address'
>     qtest_memread(global_qtest, start_address, &first_byte, 1);
>                                 ^
> /Users/pm215/src/qemu-for-merges/tests/postcopy-test.c:265:20: error:
> use of undeclared identifier 'start_address'
>     for (address = start_address + 4096; address < end_address; address += 4096)
>                    ^
> /Users/pm215/src/qemu-for-merges/tests/postcopy-test.c:265:52: error:
> use of undeclared identifier 'end_address'
>     for (address = start_address + 4096; address < end_address; address += 4096)
>                                                    ^
> /Users/pm215/src/qemu-for-merges/tests/postcopy-test.c:307:5: error:
> use of undeclared identifier 'got_stop'
>     got_stop = false;
>     ^
> /Users/pm215/src/qemu-for-merges/tests/postcopy-test.c:380:10: error:
> use of undeclared identifier 'got_stop'; did you mean 'vm_stop'?
>     if (!got_stop) {
>          ^~~~~~~~
>          vm_stop
> /Users/pm215/src/qemu-for-merges/include/sysemu/sysemu.h:43:5: note:
> 'vm_stop' declared here
> int vm_stop(RunState state);
>     ^
> /Users/pm215/src/qemu-for-merges/tests/postcopy-test.c:380:10:
> warning: address of function 'vm_stop' will always evaluate to 'true'
> [-Wpointer-bool-conversion]
>     if (!got_stop) {
>         ~^~~~~~~~
> /Users/pm215/src/qemu-for-merges/tests/postcopy-test.c:380:10: note:
> prefix with the address-of operator to silence this warning
>     if (!got_stop) {
>          ^
>          &
> /Users/pm215/src/qemu-for-merges/tests/postcopy-test.c:395:23: error:
> use of undeclared identifier 'start_address'
>     qtest_memread(to, start_address, &dest_byte_a, 1);
>                       ^
> /Users/pm215/src/qemu-for-merges/tests/postcopy-test.c:399:27: error:
> use of undeclared identifier 'start_address'
>         qtest_memread(to, start_address, &dest_byte_b, 1);
>                           ^
> /Users/pm215/src/qemu-for-merges/tests/postcopy-test.c:405:23: error:
> use of undeclared identifier 'start_address'
>     qtest_memread(to, start_address, &dest_byte_c, 1);
>                       ^
> /Users/pm215/src/qemu-for-merges/tests/postcopy-test.c:407:23: error:
> use of undeclared identifier 'start_address'
>     qtest_memread(to, start_address, &dest_byte_d, 1);
>                       ^
> 3 warnings and 12 errors generated.
> 
> 
> thanks
> -- PMM
--
Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK