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a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1598894722; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:in-reply-to:in-reply-to: references:references; bh=55N3m19xFX+WeTO1FbLrZJGhHueve9LBb3xbHqo4WZc=; b=KKOc6D3lpnJoODJ4KbKeLr28wdnjbr7+fuvuUwJFH3E1UBaA9FaDiFbEBYxtFN6cvGCm+R FuSByUuFImwEoa9FnyY60HLjv3klMPCT+V7r1V+IretyrkuZfTUATjBpn2jIqUjwG4iJmH ebRA+zcZsrYhOplPjtq9nsOHjKNQP5k= Date: Mon, 31 Aug 2020 19:25:19 +0200 From: Borislav Petkov To: Joerg Roedel Subject: Re: [PATCH v6 70/76] x86/smpboot: Setup TSS for starting AP Message-ID: <20200831172519.GL27517@zn.tnic> References: <20200824085511.7553-1-joro@8bytes.org> <20200824085511.7553-71-joro@8bytes.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200824085511.7553-71-joro@8bytes.org> Cc: Juergen Gross , Tom Lendacky , Dave Hansen , Mike Stunes , Kees Cook , kvm@vger.kernel.org, Peter Zijlstra , Cfir Cohen , x86@kernel.org, linux-kernel@vger.kernel.org, Sean Christopherson , virtualization@lists.linux-foundation.org, Martin Radev , Joerg Roedel , Masami Hiramatsu , Andy Lutomirski , hpa@zytor.com, Erdem Aktas , David Rientjes , Dan Williams , Jiri Slaby X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" On Mon, Aug 24, 2020 at 10:55:05AM +0200, Joerg Roedel wrote: > @@ -1814,27 +1814,26 @@ static inline void ucode_cpu_init(int cpu) > load_ucode_ap(); > } > > -static inline void tss_setup_ist(struct tss_struct *tss) > +static inline void tss_setup_ist(struct tss_struct *tss, > + struct cpu_entry_area *cea) > { > /* Set up the per-CPU TSS IST stacks */ > - tss->x86_tss.ist[IST_INDEX_DF] = __this_cpu_ist_top_va(DF); > - tss->x86_tss.ist[IST_INDEX_NMI] = __this_cpu_ist_top_va(NMI); > - tss->x86_tss.ist[IST_INDEX_DB] = __this_cpu_ist_top_va(DB); > - tss->x86_tss.ist[IST_INDEX_MCE] = __this_cpu_ist_top_va(MCE); > + tss->x86_tss.ist[IST_INDEX_DF] = CEA_ESTACK_TOP(&cea->estacks, DF); > + tss->x86_tss.ist[IST_INDEX_NMI] = CEA_ESTACK_TOP(&cea->estacks, NMI); > + tss->x86_tss.ist[IST_INDEX_DB] = CEA_ESTACK_TOP(&cea->estacks, DB); > + tss->x86_tss.ist[IST_INDEX_MCE] = CEA_ESTACK_TOP(&cea->estacks, MCE); #ifdef CONFIG_AMD_MEM_ENCRYPT > /* Only mapped when SEV-ES is active */ > - tss->x86_tss.ist[IST_INDEX_VC] = __this_cpu_ist_top_va(VC); > + tss->x86_tss.ist[IST_INDEX_VC] = CEA_ESTACK_TOP(&cea->estacks, VC); #endif -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/virtualization