> On Oct 12, 2018, at 6:42 AM, Dmitry Safonov <dima@xxxxxxxxxx> wrote: > > The result of in_compat_syscall() can be pictured as: > > x86 platform: > --------------------------------------------------- > | Arch\syscall | 64-bit | ia32 | x32 | > |-------------------------------------------------| > | x86_64 | false | true | true | > |-------------------------------------------------| > | i686 | | <true> | | > --------------------------------------------------- > > Other platforms: > ------------------------------------------- > | Arch\syscall | 64-bit | compat | > |-----------------------------------------| > | 64-bit | false | true | > |-----------------------------------------| > | 32-bit(?) | | <false> | > ------------------------------------------- > > Yikes. This is probably even my fault! Reviewed-by: Andy Lutomirski <luto@xxxxxxxxxx> And, if you want: Apologized-for-by: Andy Lutomirski <luto@xxxxxxxxxx>