Messages in this thread | ![/](/images/icornerl.gif) | | Date | Wed, 25 Jan 2023 10:27:18 +0700 | From | Ammar Faizi <> | Subject | Re: [RFC PATCH v3 0/2] selftests/x86: sysret_rip update for FRED system |
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On Tue, Jan 24, 2023 at 01:37:43PM -0800, H. Peter Anvin wrote: > On January 24, 2023 1:32:14 PM PST, "Li, Xin3" <xin3.li@intel.com> wrote: > >> From: Ammar Faizi <ammarfaizi2@gnuweeb.org> > >> > >> This is an RFC patchset v3: > >> sysret_rip test update for Intel FRED architecture. > >> > >> Xin Li reported sysret_rip test fails at: > >> > >> assert(ctx->uc_mcontext.gregs[REG_EFL] == > >> ctx->uc_mcontext.gregs[REG_R11]); > > > >On FRED systems, flags is 0x200a93 and r11 is 0xfeedfacedeadbeef here. > > > >We need to remove or change this assertion, maybe: > > assert(ctx->uc_mcontext.gregs[REG_EFL] == ctx->uc_mcontext.gregs[REG_R11] || > > r11_sentinel == ctx->uc_mcontext.gregs[REG_R11]); > > > > This should use check_regs_result() – which is exactly the reason I made that a separate function.
Fixed in v4.
-- Ammar Faizi
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