* [PATCH -next] Documentation/hw-vuln: Update spectre doc
@ 2022-08-30 12:36 Lin Yujun
2022-09-13 9:38 ` linyujun (C)
2022-09-21 20:09 ` Jonathan Corbet
0 siblings, 2 replies; 5+ messages in thread
From: Lin Yujun @ 2022-08-30 12:36 UTC (permalink / raw)
To: corbet, bp, keescook, aarcange, daniel.sneddon, longman,
lukas.bulwahn, peterz, kim.phillips, linyujun809
Cc: linux-doc, linux-kernel
commit 7c693f54c873691 ("x86/speculation: Add spectre_v2=ibrs
option to support Kernel IBRS") adds the "ibrs " option in
Documentation/admin-guide/kernel-parameters.txt but omits it to
Documentation/admin-guide/hw-vuln/spectre.rst, add it.
Signed-off-by: Lin Yujun <linyujun809@huawei.com>
---
Documentation/admin-guide/hw-vuln/spectre.rst | 1 +
1 file changed, 1 insertion(+)
diff --git a/Documentation/admin-guide/hw-vuln/spectre.rst b/Documentation/admin-guide/hw-vuln/spectre.rst
index 2ce2a38cdd55..c4dcdb3d0d45 100644
--- a/Documentation/admin-guide/hw-vuln/spectre.rst
+++ b/Documentation/admin-guide/hw-vuln/spectre.rst
@@ -613,6 +613,7 @@ kernel command line.
eibrs enhanced IBRS
eibrs,retpoline enhanced IBRS + Retpolines
eibrs,lfence enhanced IBRS + LFENCE
+ ibrs use IBRS to protect kernel
Not specifying this option is equivalent to
spectre_v2=auto.
--
2.17.1
^ permalink raw reply related [flat|nested] 5+ messages in thread
* Re: [PATCH -next] Documentation/hw-vuln: Update spectre doc
2022-08-30 12:36 [PATCH -next] Documentation/hw-vuln: Update spectre doc Lin Yujun
@ 2022-09-13 9:38 ` linyujun (C)
2022-09-21 20:09 ` Jonathan Corbet
1 sibling, 0 replies; 5+ messages in thread
From: linyujun (C) @ 2022-09-13 9:38 UTC (permalink / raw)
To: corbet, bp, keescook, aarcange, daniel.sneddon, longman,
lukas.bulwahn, peterz, kim.phillips
Cc: linux-doc, linux-kernel
kindly ping
On 2022/8/30 20:36, Lin Yujun writed:
> commit 7c693f54c873691 ("x86/speculation: Add spectre_v2=ibrs
> option to support Kernel IBRS") adds the "ibrs " option in
> Documentation/admin-guide/kernel-parameters.txt but omits it to
> Documentation/admin-guide/hw-vuln/spectre.rst, add it.
>
> Signed-off-by: Lin Yujun <linyujun809@huawei.com>
> ---
> Documentation/admin-guide/hw-vuln/spectre.rst | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/Documentation/admin-guide/hw-vuln/spectre.rst b/Documentation/admin-guide/hw-vuln/spectre.rst
> index 2ce2a38cdd55..c4dcdb3d0d45 100644
> --- a/Documentation/admin-guide/hw-vuln/spectre.rst
> +++ b/Documentation/admin-guide/hw-vuln/spectre.rst
> @@ -613,6 +613,7 @@ kernel command line.
> eibrs enhanced IBRS
> eibrs,retpoline enhanced IBRS + Retpolines
> eibrs,lfence enhanced IBRS + LFENCE
> + ibrs use IBRS to protect kernel
>
> Not specifying this option is equivalent to
> spectre_v2=auto.
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH -next] Documentation/hw-vuln: Update spectre doc
2022-08-30 12:36 [PATCH -next] Documentation/hw-vuln: Update spectre doc Lin Yujun
2022-09-13 9:38 ` linyujun (C)
@ 2022-09-21 20:09 ` Jonathan Corbet
1 sibling, 0 replies; 5+ messages in thread
From: Jonathan Corbet @ 2022-09-21 20:09 UTC (permalink / raw)
To: Lin Yujun, bp, keescook, aarcange, daniel.sneddon, longman,
lukas.bulwahn, peterz, kim.phillips, linyujun809
Cc: linux-doc, linux-kernel
Lin Yujun <linyujun809@huawei.com> writes:
> commit 7c693f54c873691 ("x86/speculation: Add spectre_v2=ibrs
> option to support Kernel IBRS") adds the "ibrs " option in
> Documentation/admin-guide/kernel-parameters.txt but omits it to
> Documentation/admin-guide/hw-vuln/spectre.rst, add it.
>
> Signed-off-by: Lin Yujun <linyujun809@huawei.com>
> ---
> Documentation/admin-guide/hw-vuln/spectre.rst | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/Documentation/admin-guide/hw-vuln/spectre.rst b/Documentation/admin-guide/hw-vuln/spectre.rst
> index 2ce2a38cdd55..c4dcdb3d0d45 100644
> --- a/Documentation/admin-guide/hw-vuln/spectre.rst
> +++ b/Documentation/admin-guide/hw-vuln/spectre.rst
> @@ -613,6 +613,7 @@ kernel command line.
> eibrs enhanced IBRS
> eibrs,retpoline enhanced IBRS + Retpolines
> eibrs,lfence enhanced IBRS + LFENCE
> + ibrs use IBRS to protect kernel
>
Applied (after reformatting the "commit" line to prevent linux-next
warnings), thanks.
jon
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH -next] Documentation/hw-vuln: Update spectre doc
2022-08-26 6:51 Lin Yujun
@ 2022-08-26 12:56 ` Bagas Sanjaya
0 siblings, 0 replies; 5+ messages in thread
From: Bagas Sanjaya @ 2022-08-26 12:56 UTC (permalink / raw)
To: Lin Yujun, corbet, bp, keescook, aarcange, daniel.sneddon,
longman, lukas.bulwahn, peterz, kim.phillips
Cc: linux-doc, linux-kernel
On 8/26/22 13:51, Lin Yujun wrote:
> The following patch adds the specre_v2=ibrs option in
> Documentation/admin-guide/kernel-parameters.txt
> but omits it to
> Documentation/admin-guide/hw-vuln/spectre.rst
>
> commit 7c693f54c873691 ("x86/speculation: Add spectre_v2=ibrs option to support Kernel IBRS")
>
> Supplement the specre_v2=ibrs option to
> Documentation/admin-guide/hw-vuln/spectre.rst
>
Please massage the patch description so that it uses imperative mood.
--
An old man doll... just what I always wanted! - Clara
^ permalink raw reply [flat|nested] 5+ messages in thread
* [PATCH -next] Documentation/hw-vuln: Update spectre doc
@ 2022-08-26 6:51 Lin Yujun
2022-08-26 12:56 ` Bagas Sanjaya
0 siblings, 1 reply; 5+ messages in thread
From: Lin Yujun @ 2022-08-26 6:51 UTC (permalink / raw)
To: corbet, bp, keescook, aarcange, daniel.sneddon, longman,
lukas.bulwahn, peterz, kim.phillips, linyujun809
Cc: linux-doc, linux-kernel
The following patch adds the specre_v2=ibrs option in
Documentation/admin-guide/kernel-parameters.txt
but omits it to
Documentation/admin-guide/hw-vuln/spectre.rst
commit 7c693f54c873691 ("x86/speculation: Add spectre_v2=ibrs option to support Kernel IBRS")
Supplement the specre_v2=ibrs option to
Documentation/admin-guide/hw-vuln/spectre.rst
Signed-off-by: Lin Yujun <linyujun809@huawei.com>
---
Documentation/admin-guide/hw-vuln/spectre.rst | 1 +
1 file changed, 1 insertion(+)
diff --git a/Documentation/admin-guide/hw-vuln/spectre.rst b/Documentation/admin-guide/hw-vuln/spectre.rst
index 2ce2a38cdd55..c4dcdb3d0d45 100644
--- a/Documentation/admin-guide/hw-vuln/spectre.rst
+++ b/Documentation/admin-guide/hw-vuln/spectre.rst
@@ -613,6 +613,7 @@ kernel command line.
eibrs enhanced IBRS
eibrs,retpoline enhanced IBRS + Retpolines
eibrs,lfence enhanced IBRS + LFENCE
+ ibrs use IBRS to protect kernel
Not specifying this option is equivalent to
spectre_v2=auto.
--
2.17.1
^ permalink raw reply related [flat|nested] 5+ messages in thread
end of thread, other threads:[~2022-09-21 20:09 UTC | newest]
Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-08-30 12:36 [PATCH -next] Documentation/hw-vuln: Update spectre doc Lin Yujun
2022-09-13 9:38 ` linyujun (C)
2022-09-21 20:09 ` Jonathan Corbet
-- strict thread matches above, loose matches on Subject: below --
2022-08-26 6:51 Lin Yujun
2022-08-26 12:56 ` Bagas Sanjaya
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).