* [PATCH] x86/hyper-v: add "polling" bit to hv_synic_sint
@ 2019-12-22 23:34 Wei Liu
2019-12-23 14:41 ` Michael Kelley
2020-01-17 13:43 ` [tip: x86/hyperv] x86/hyper-v: Add " tip-bot2 for Wei Liu
0 siblings, 2 replies; 3+ messages in thread
From: Wei Liu @ 2019-12-22 23:34 UTC (permalink / raw)
To: linux-hyperv
Cc: sashal, kys, haiyangz, sthemmin, x86, mikelley, linux-kernel, Wei Liu
That bit is documented in TLFS 5.0c as follows:
Setting the polling bit will have the effect of unmasking an
interrupt source, except that an actual interrupt is not generated.
Signed-off-by: Wei Liu <wei.liu@kernel.org>
---
arch/x86/include/asm/hyperv-tlfs.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/x86/include/asm/hyperv-tlfs.h b/arch/x86/include/asm/hyperv-tlfs.h
index 5f10f7f2098d..92abc1e42bfc 100644
--- a/arch/x86/include/asm/hyperv-tlfs.h
+++ b/arch/x86/include/asm/hyperv-tlfs.h
@@ -809,7 +809,8 @@ union hv_synic_sint {
u64 reserved1:8;
u64 masked:1;
u64 auto_eoi:1;
- u64 reserved2:46;
+ u64 polling:1;
+ u64 reserved2:45;
} __packed;
};
--
2.20.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* RE: [PATCH] x86/hyper-v: add "polling" bit to hv_synic_sint
2019-12-22 23:34 [PATCH] x86/hyper-v: add "polling" bit to hv_synic_sint Wei Liu
@ 2019-12-23 14:41 ` Michael Kelley
2020-01-17 13:43 ` [tip: x86/hyperv] x86/hyper-v: Add " tip-bot2 for Wei Liu
1 sibling, 0 replies; 3+ messages in thread
From: Michael Kelley @ 2019-12-23 14:41 UTC (permalink / raw)
To: Wei Liu, linux-hyperv
Cc: sashal, KY Srinivasan, Haiyang Zhang, Stephen Hemminger, x86,
linux-kernel
From: Wei Liu <wei.liu@kernel.org> Sent: Sunday, December 22, 2019 3:34 PM
> To: linux-hyperv@vger.kernel.org
> Cc: sashal@kernel.org; KY Srinivasan <kys@microsoft.com>; Haiyang Zhang
> <haiyangz@microsoft.com>; Stephen Hemminger <sthemmin@microsoft.com>;
> x86@kernel.org; Michael Kelley <mikelley@microsoft.com>; linux-kernel@vger.kernel.org;
> Wei Liu <wei.liu@kernel.org>
> Subject: [PATCH] x86/hyper-v: add "polling" bit to hv_synic_sint
>
> That bit is documented in TLFS 5.0c as follows:
>
> Setting the polling bit will have the effect of unmasking an
> interrupt source, except that an actual interrupt is not generated.
>
> Signed-off-by: Wei Liu <wei.liu@kernel.org>
> ---
> arch/x86/include/asm/hyperv-tlfs.h | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/arch/x86/include/asm/hyperv-tlfs.h b/arch/x86/include/asm/hyperv-tlfs.h
> index 5f10f7f2098d..92abc1e42bfc 100644
> --- a/arch/x86/include/asm/hyperv-tlfs.h
> +++ b/arch/x86/include/asm/hyperv-tlfs.h
> @@ -809,7 +809,8 @@ union hv_synic_sint {
> u64 reserved1:8;
> u64 masked:1;
> u64 auto_eoi:1;
> - u64 reserved2:46;
> + u64 polling:1;
> + u64 reserved2:45;
> } __packed;
> };
>
> --
> 2.20.1
Reviewed-by: Michael Kelley <mikelley@microsoft.com>
^ permalink raw reply [flat|nested] 3+ messages in thread
* [tip: x86/hyperv] x86/hyper-v: Add "polling" bit to hv_synic_sint
2019-12-22 23:34 [PATCH] x86/hyper-v: add "polling" bit to hv_synic_sint Wei Liu
2019-12-23 14:41 ` Michael Kelley
@ 2020-01-17 13:43 ` tip-bot2 for Wei Liu
1 sibling, 0 replies; 3+ messages in thread
From: tip-bot2 for Wei Liu @ 2020-01-17 13:43 UTC (permalink / raw)
To: linux-tip-commits; +Cc: Wei Liu, Thomas Gleixner, Michael Kelley, x86, LKML
The following commit has been merged into the x86/hyperv branch of tip:
Commit-ID: 538f127cd3bcf76071139f4bfe9cc3b2a46f3b3d
Gitweb: https://git.kernel.org/tip/538f127cd3bcf76071139f4bfe9cc3b2a46f3b3d
Author: Wei Liu <wei.liu@kernel.org>
AuthorDate: Sun, 22 Dec 2019 23:34:04
Committer: Thomas Gleixner <tglx@linutronix.de>
CommitterDate: Fri, 17 Jan 2020 14:38:21 +01:00
x86/hyper-v: Add "polling" bit to hv_synic_sint
That bit is documented in TLFS 5.0c as follows:
Setting the polling bit will have the effect of unmasking an
interrupt source, except that an actual interrupt is not generated.
Signed-off-by: Wei Liu <wei.liu@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Michael Kelley <mikelley@microsoft.com>
Link: https://lore.kernel.org/r/20191222233404.1629-1-wei.liu@kernel.org
---
arch/x86/include/asm/hyperv-tlfs.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/x86/include/asm/hyperv-tlfs.h b/arch/x86/include/asm/hyperv-tlfs.h
index 5f10f7f..92abc1e 100644
--- a/arch/x86/include/asm/hyperv-tlfs.h
+++ b/arch/x86/include/asm/hyperv-tlfs.h
@@ -809,7 +809,8 @@ union hv_synic_sint {
u64 reserved1:8;
u64 masked:1;
u64 auto_eoi:1;
- u64 reserved2:46;
+ u64 polling:1;
+ u64 reserved2:45;
} __packed;
};
^ permalink raw reply related [flat|nested] 3+ messages in thread
end of thread, other threads:[~2020-01-17 13:43 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-12-22 23:34 [PATCH] x86/hyper-v: add "polling" bit to hv_synic_sint Wei Liu
2019-12-23 14:41 ` Michael Kelley
2020-01-17 13:43 ` [tip: x86/hyperv] x86/hyper-v: Add " tip-bot2 for Wei Liu
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).