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x86/hyper-v: Add "polling" bit to hv_synic_sint

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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
This commit is contained in:
Wei Liu 2019-12-22 23:34:04 +00:00 committed by Thomas Gleixner
parent 4df4cb9e99
commit 538f127cd3
1 changed files with 2 additions and 1 deletions
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arch/x86/include/asm/hyperv-tlfs.h
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@ -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;
};