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From: "Petr Beneš" <w1benny@gmail.com>
To: xen-devel@lists.xenproject.org
Cc: "Petr Beneš" <w1benny@gmail.com>,
	"Anthony PERARD" <anthony@xenproject.org>
Subject: [PATCH v2 3/7] docs/man: Add max_altp2m parameter to the xl.cfg manual
Date: Sun, 28 Apr 2024 16:52:38 +0000	[thread overview]
Message-ID: <9261df7a64aee4c09843ba99c182a65ec2057771.1714322424.git.w1benny@gmail.com> (raw)
In-Reply-To: <cover.1714322424.git.w1benny@gmail.com>

From: Petr Beneš <w1benny@gmail.com>

Update manual pages to include detailed information about the max_altp2m
configuration parameter.

Signed-off-by: Petr Beneš <w1benny@gmail.com>
---
 docs/man/xl.cfg.5.pod.in | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/docs/man/xl.cfg.5.pod.in b/docs/man/xl.cfg.5.pod.in
index 8f2b375ce9..2d4ea35736 100644
--- a/docs/man/xl.cfg.5.pod.in
+++ b/docs/man/xl.cfg.5.pod.in
@@ -2039,6 +2039,20 @@ a single guest HVM domain. B<This option is deprecated, use the option
 B<Note>: While the option "altp2mhvm" is deprecated, legacy applications for
 x86 systems will continue to work using it.
 
+=item B<max_altp2m=NUMBER>
+
+Specifies the maximum number of alternate-p2m views available to the guest.
+This setting is crucial in domain introspection scenarios that require
+multiple physical-to-machine (p2m) memory mappings to be established
+simultaneously.
+
+Enabling multiple p2m views may increase memory usage. It is advisable to
+review and adjust the B<shadow_memory> setting as necessary to accommodate
+the additional memory requirements.
+
+B<Note>: This option is ignored if B<altp2m> is disabled. The default value
+is 10.
+
 =item B<nestedhvm=BOOLEAN>
 
 Enable or disables guest access to hardware virtualisation features,
-- 
2.34.1



  parent reply	other threads:[~2024-04-28 16:53 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-04-28 16:52 [PATCH v2 0/7] x86: Make MAX_ALTP2M configurable Petr Beneš
2024-04-28 16:52 ` [PATCH v2 1/7] x86/p2m: Add braces for better code clarity Petr Beneš
2024-04-29  7:07   ` Jan Beulich
2024-04-29 10:26     ` Petr Beneš
2024-04-29 10:27       ` Jan Beulich
2024-04-28 16:52 ` [PATCH v2 2/7] tools/xl: Add max_altp2m parameter Petr Beneš
2024-04-28 16:52 ` Petr Beneš [this message]
2024-04-28 16:52 ` [PATCH v2 4/7] x86: Make the maximum number of altp2m views configurable Petr Beneš
2024-04-30 14:27   ` Jan Beulich
2024-04-30 16:00     ` Petr Beneš
2024-05-02  6:19       ` Jan Beulich
2024-04-28 16:52 ` [PATCH v2 5/7] tools/libxl: Activate the max_altp2m feature Petr Beneš
2024-04-28 16:52 ` [PATCH v2 6/7] tools/ocaml: Add max_altp2m parameter Petr Beneš
2024-04-28 16:52 ` [PATCH v2 7/7] x86/hap: Increase the number of initial mempool_size to 1024 pages Petr Beneš
2024-04-30 14:47   ` Jan Beulich
2024-04-30 15:40     ` Petr Beneš
2024-05-02  6:36       ` Jan Beulich
2024-05-02 11:59         ` Petr Beneš

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