Re: [PATCH RESEND v1 4/4] powerpc/vdso: Add support for time namespaces

2021-04-05 Thread Andrei Vagin
knowing it is the next page in vvar. > This avoids having to redo the mflr/bcl/mflr/mtlr dance to locate > the page relative to running code position. > Acked-by: Andrei Vagin > Signed-off-by: Christophe Leroy

Re: [PATCH RESEND v1 2/4] lib/vdso: Add vdso_data pointer as input to __arch_get_timens_vdso_data()

2021-04-05 Thread Andrei Vagin
vdso_data is next page to vdso_data, provide > vdso_data pointer to __arch_get_timens_vdso_data() in order > to ease the calculation on powerpc in following patches. > Acked-by: Andrei Vagin > Signed-off-by: Christophe Leroy

Re: [PATCH RESEND v1 3/4] powerpc/vdso: Separate vvar vma from vdso

2021-04-05 Thread Andrei Vagin
but I'd really appreciate > if it gets backported to v5.11 after v5.12 is released, so as not > to complicate already non-simple CRIU-vdso code. Thanks! > > Cc: Andrei Vagin Acked-by: Andrei Vagin > Cc: Andy Lutomirski > Cc: Benjamin Herrenschmidt > Cc: Christophe

Re: [PATCH] ptrace: Add compat PTRACE_{G,S}ETSIGMASK handlers

2017-07-05 Thread Andrei Vagin
> > If ptrace_request()s code is used userspace will read the most > significant u32 where it expected the least significant. > > Instead of duplicating ptrace_request()s code as a special case in > the arch code, handle it here. > Acked-by: Andrei Vagin > CC: Yury No