33 lines
1.2 KiB
Diff
33 lines
1.2 KiB
Diff
From 58eeb4eeee8a9e7f9fa9c62443d00f0ec6797078 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?St=C3=A9phane=20Graber?= <stgraber@stgraber.org>
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Date: Fri, 6 Sep 2024 17:10:01 -0400
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Subject: [PATCH] incusd/instance/qemu: Force threads I/O mode for
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unsafe/writeback
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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The default "native" aioMode requires direct I/O which is incompatible
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with unsafe/writeback.
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Signed-off-by: Stéphane Graber <stgraber@stgraber.org>
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---
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internal/server/instance/drivers/driver_qemu.go | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/internal/server/instance/drivers/driver_qemu.go b/internal/server/instance/drivers/driver_qemu.go
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index 9609b73c1b..a5a4944d40 100644
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--- a/internal/server/instance/drivers/driver_qemu.go
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+++ b/internal/server/instance/drivers/driver_qemu.go
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@@ -4088,9 +4088,11 @@ func (d *qemu) addDriveConfig(qemuDev map[string]string, bootIndexes map[string]
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noFlushCache := false // Don't ignore any flush requests for the device.
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if cacheMode == "unsafe" {
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+ aioMode = "threads"
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directCache = false
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noFlushCache = true
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} else if cacheMode == "writeback" {
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+ aioMode = "threads"
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directCache = false
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}
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