Re: A reliable port cross-build failure (hangup) in my context (amd64->armv7 cross build, with native-tool speedup involved) [details of a specific qemu-arm-static source code problem]

2018-12-31 Thread Mark Millard
[I listed my /usr/src svn veriosn information instead of /usr/ports . Correcting. . .] On 2018-Dec-31, at 12:05, Mark Millard wrote: > On 2018-Dec-31, at 10:16, Jonathan Chen wrote: > >> On Mon, 31 Dec 2018 at 21:05, Mark Millard wrote: >> [...] >>> But if you have a form of hang-up that

Re: A reliable port cross-build failure (hangup) in my context (amd64->armv7 cross build, with native-tool speedup involved) [details of a specific qemu-arm-static source code problem]

2018-12-31 Thread Mark Millard
On 2018-Dec-31, at 10:16, Jonathan Chen wrote: > On Mon, 31 Dec 2018 at 21:05, Mark Millard wrote: > [...] >> But if you have a form of hang-up that shows no sign of being tied >> to kevent or hangs-up only sometimes, I'd be surprised if the __packed >> change(s) would fix the issue. > > With

Re: A reliable port cross-build failure (hangup) in my context (amd64->armv7 cross build, with native-tool speedup involved) [details of a specific qemu-arm-static source code problem]

2018-12-31 Thread Jonathan Chen
On Mon, 31 Dec 2018 at 21:05, Mark Millard wrote: [...] > But if you have a form of hang-up that shows no sign of being tied > to kevent or hangs-up only sometimes, I'd be surprised if the __packed > change(s) would fix the issue. With the __packed-modified qemu-user-static, the amd64->armv7

Re: A reliable port cross-build failure (hangup) in my context (amd64->armv7 cross build, with native-tool speedup involved) [details of a specific qemu-arm-static source code problem]

2018-12-31 Thread Jonathan Chen
On Mon, 31 Dec 2018 at 14:34, Mark Millard via freebsd-ports wrote: > > [Removing __packed did make the size and offsets match armv7 > and the build worked based on the reconstructed qemu-arm-static.] Thanks for the analysis Mark! I've been suffering quite a few hangups with my ports crossbuilds

Re: A reliable port cross-build failure (hangup) in my context (amd64->armv7 cross build, with native-tool speedup involved) [details of a specific qemu-arm-static source code problem]

2018-12-31 Thread Mark Millard
On 2018-Dec-30, at 21:01, Jonathan Chen wrote: > On Mon, 31 Dec 2018 at 14:34, Mark Millard via freebsd-ports > wrote: >> >> [Removing __packed did make the size and offsets match armv7 >> and the build worked based on the reconstructed qemu-arm-static.] > > Thanks for the analysis Mark! I've

Re: A reliable port cross-build failure (hangup) in my context (amd64->armv7 cross build, with native-tool speedup involved) [details of a specific qemu-arm-static source code problem]

2018-12-30 Thread Mark Millard
[Removing __packed did make the size and offsets match armv7 and the build worked based on the reconstructed qemu-arm-static.] On 2018-Dec-30, at 16:38, Mark Millard wrote: > On 2018-Dec-28, at 12:12, Mark Millard wrote: > >> On 2018-Dec-28, at 05:13, Michal Meloun wrote: >> >>> Mark, >>>

Re: A reliable port cross-build failure (hangup) in my context (amd64->armv7 cross build, with native-tool speedup involved) [details of a specific qemu-arm-static source code problem]

2018-12-30 Thread Mark Millard
On 2018-Dec-28, at 12:12, Mark Millard wrote: > On 2018-Dec-28, at 05:13, Michal Meloun wrote: > >> Mark, >> this is known problem with qemu-user-static. >> Emulation of every single interruptible syscall is broken by design (it >> have signal related races). Theses races cannot be solved