From: "Roger Pau Monné" <roger.pau@citrix.com>
To: xen-devel@lists.xenproject.org
Cc: alejandro.vallejo@cloud.com, Jan Beulich <jbeulich@suse.com>,
Andrew Cooper <andrew.cooper3@citrix.com>
Subject: Re: [PATCH 03/22] x86/dom0: only disable SMAP for the PV dom0 build
Date: Mon, 29 Jul 2024 10:17:25 +0200 [thread overview]
Message-ID: <ZqdQFRyoV6umqO1z@macbook> (raw)
In-Reply-To: <20240726152206.28411-4-roger.pau@citrix.com>
On Fri, Jul 26, 2024 at 05:21:47PM +0200, Roger Pau Monne wrote:
> The PVH dom0 builder doesn't switch page tables and has no need to run with
> SMAP disabled.
This should be reworded as:
"The PVH dom0 builder doesn't build guest page-tables, because PVH is
started in 32bit protected mode, hence has no need to run with SMAP
disabled."
Thanks, Roger.
next prev parent reply other threads:[~2024-07-29 8:17 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-26 15:21 [PATCH 00/22] x86: adventures in Address Space Isolation Roger Pau Monne
2024-07-26 15:21 ` [PATCH 01/22] x86/mm: drop l{1,2,3,4}e_write_atomic() Roger Pau Monne
2024-07-29 7:52 ` Jan Beulich
2024-07-29 12:53 ` Roger Pau Monné
2024-07-26 15:21 ` [PATCH 02/22] x86/mm: rename l{1,2,3,4}e_read_atomic() Roger Pau Monne
2024-07-29 7:53 ` Jan Beulich
2024-07-26 15:21 ` [PATCH 03/22] x86/dom0: only disable SMAP for the PV dom0 build Roger Pau Monne
2024-07-29 8:17 ` Roger Pau Monné [this message]
2024-07-29 11:53 ` Jan Beulich
2024-07-29 15:52 ` Andrew Cooper
2024-07-29 16:18 ` Roger Pau Monné
2024-07-29 17:51 ` Andrew Cooper
2024-07-30 10:55 ` Roger Pau Monné
2024-07-30 11:06 ` Andrew Cooper
2024-07-30 13:03 ` Roger Pau Monné
2024-07-29 15:59 ` Andrew Cooper
2024-07-29 16:32 ` Roger Pau Monné
2024-07-26 15:21 ` [PATCH 04/22] x86/mm: ensure L4 idle_pg_table is not modified past boot Roger Pau Monne
2024-08-13 15:54 ` Jan Beulich
2024-09-10 8:54 ` Roger Pau Monné
2024-09-10 9:00 ` Jan Beulich
2024-09-10 9:32 ` Roger Pau Monné
2024-07-26 15:21 ` [PATCH 05/22] x86/mm: make virt_to_xen_l1e() static Roger Pau Monne
2024-07-30 13:12 ` Andrew Cooper
2024-07-26 15:21 ` [PATCH 06/22] x86/mm: introduce a local domain variable to write_ptbase() Roger Pau Monne
2024-07-30 13:19 ` Andrew Cooper
2024-07-26 15:21 ` [PATCH 07/22] x86/spec-ctrl: initialize per-domain XPTI in spec_ctrl_init_domain() Roger Pau Monne
2024-08-14 9:47 ` Jan Beulich
2024-07-26 15:21 ` [PATCH 08/22] x86/mm: avoid passing a domain parameter to L4 init function Roger Pau Monne
2024-07-29 13:36 ` Alejandro Vallejo
2024-07-29 13:43 ` Jan Beulich
2024-07-29 14:18 ` Roger Pau Monné
2024-08-14 10:24 ` Jan Beulich
2024-07-26 15:21 ` [PATCH 09/22] x86/pv: untie issuing FLUSH_ROOT_PGTBL from XPTI Roger Pau Monne
2024-07-26 15:21 ` [PATCH 10/22] x86/mm: move FLUSH_ROOT_PGTBL handling before TLB flush Roger Pau Monne
2024-07-26 15:21 ` [PATCH 11/22] x86/mm: split setup of the per-domain slot on context switch Roger Pau Monne
2024-07-26 15:21 ` [PATCH 12/22] x86/spec-ctrl: introduce Address Space Isolation command line option Roger Pau Monne
2024-08-14 10:10 ` Jan Beulich
2024-09-25 13:31 ` Roger Pau Monné
2024-09-25 14:03 ` Jan Beulich
2024-09-25 15:27 ` Roger Pau Monné
2024-09-25 15:47 ` Jan Beulich
2024-07-26 15:21 ` [PATCH 13/22] x86/hvm: use a per-pCPU monitor table in HAP mode Roger Pau Monne
2024-08-16 18:02 ` Alejandro Vallejo
2024-08-19 8:29 ` Jan Beulich
2024-08-19 18:22 ` Alejandro Vallejo
2024-09-25 16:19 ` Roger Pau Monné
2024-07-26 15:21 ` [PATCH 14/22] x86/hvm: use a per-pCPU monitor table in shadow mode Roger Pau Monne
2024-07-26 15:21 ` [PATCH 15/22] x86/idle: allow using a per-pCPU L4 Roger Pau Monne
2024-08-21 16:42 ` Alejandro Vallejo
2024-09-27 9:29 ` Roger Pau Monné
2024-07-26 15:22 ` [PATCH 16/22] x86/mm: introduce a per-CPU L3 table for the per-domain slot Roger Pau Monne
2024-08-16 18:40 ` Alejandro Vallejo
2024-09-27 9:46 ` Roger Pau Monné
2024-07-26 15:22 ` [PATCH 17/22] x86/mm: introduce support to populate a per-CPU page-table region Roger Pau Monne
2024-07-26 15:22 ` [PATCH 18/22] x86/mm: allow modifying per-CPU entries of remote page-tables Roger Pau Monne
2024-07-26 15:22 ` [PATCH 19/22] x86/mm: introduce a per-CPU fixmap area Roger Pau Monne
2024-07-26 15:22 ` [PATCH 20/22] x86/pv: allow using a unique per-pCPU root page table (L4) Roger Pau Monne
2024-07-26 15:22 ` [PATCH 21/22] x86/mm: switch to a per-CPU mapped stack when using ASI Roger Pau Monne
2024-07-26 15:22 ` [PATCH 22/22] x86/mm: zero stack on stack switch or reset Roger Pau Monne
2024-07-29 15:40 ` Andrew Cooper
2024-07-30 10:49 ` Roger Pau Monné
2024-08-13 13:16 ` Jan Beulich
2024-09-27 10:22 ` Roger Pau Monné
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