Re: Plan needed for switching m68k to 32-bit alignment

2024-10-27 Thread Arnd Bergmann
On Sun, Oct 27, 2024, at 06:16, Finn Thain wrote: > On Sun, 27 Oct 2024, Thorsten Glaser wrote: > >> Finn Thain dixit: >> >> >That would mean __alignof__(foo.b) == sizeof(foo.b) but that's not the >> >case on my Linux/i686 system. 4 != 8: >> > >> >struct baa { >> >int a; >> >long l

Re: Plan needed for switching m68k to 32-bit alignment

2024-10-27 Thread Arnd Bergmann
On Fri, Oct 25, 2024, at 22:24, Andreas Schwab wrote: > On Okt 25 2024, Thorsten Glaser wrote: > >> Question is, do we need a kernel change for this at all? >> Is there anything in the kernel/userland interface that >> gets affected by this, or do these APIs use sufficient >> explicit padding? Has

Re: Plan needed for switching m68k to 32-bit alignment

2024-10-25 Thread Arnd Bergmann
On Fri, Oct 25, 2024, at 10:10, John Paul Adrian Glaubitz wrote: > On Fri, 2024-10-25 at 09:55 +0000, Arnd Bergmann wrote: >> I think the idea of using the generic syscall ABI (in particular >> the time64-only variant) makes sense if there is going to be a >> new ABI, and

Re: Plan needed for switching m68k to 32-bit alignment

2024-10-25 Thread Arnd Bergmann
n the Debian or Gentoo Wiki to > draft a design > for switching over. Geert also mentioned that we should use this > transition to clean > up the kernel ABI by removing old syscalls and switch the kernel to > asm-generic which > is why I have included Arnd Bergmann in the CC

Re: another attempt at Y2038

2022-10-20 Thread Arnd Bergmann
On Thu, Oct 20, 2022, at 16:45, Thomas Schmitt wrote: >> I think the hard part here is knowing who to send the patches to. >> Unmaintained file systems are particularly tricky, in this case I >> would have used >> >> To: Alexander Viro >> To: Jan Kara >&g

Re: another attempt at Y2038

2022-10-20 Thread Arnd Bergmann
On Thu, Oct 20, 2022, at 12:06, Thomas Schmitt wrote: > Arnd Bergmann wrote: > > > https://lore.kernel.org/linux-scsi/20201120140633.1673-1-scdbac...@gmx.net/T/ > [PATCH] isofs: fix Oops with zisofs and large PAGE_SIZE > > > https://lore.kernel.org/linux-scsi/2020

Re: another attempt at Y2038

2022-10-20 Thread Arnd Bergmann
On Thu, Oct 20, 2022, at 10:57, Arnd Bergmann wrote: > On Tue, Oct 18, 2022, at 16:41, Thomas Schmitt wrote: >> >> Currently it's still "int iso_date()" in: >> https://github.com/torvalds/linux/blob/master/fs/isofs/isofs.h line 109 >> https://gith

Re: another attempt at Y2038

2022-10-20 Thread Arnd Bergmann
On Tue, Oct 18, 2022, at 16:41, Thomas Schmitt wrote: > Hi, > > Steve McIntyre wrote: >> likely to still be in routine use beyond 2038 > > Sidenote towards ISO 9660 image producers: > > Don't forget to check from time to time whether Linux removed the > int bottleneck in fs/isofs/. > See: > https