28 lines
1.1 KiB
Diff
28 lines
1.1 KiB
Diff
From 572afb06f66f83ca95efa1b9386fceeaa1c9e11b 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 15:51:35 -0400
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Subject: [PATCH] incusd/instance/qemu: Set O_DIRECT when passing in FDs
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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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This is required in most cases with QEMU 9.1.0.
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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 37da21f42f..e25aab0667 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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@@ -4277,6 +4277,8 @@ func (d *qemu) addDriveConfig(qemuDev map[string]string, bootIndexes map[string]
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permissions = unix.O_RDONLY
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}
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+ permissions |= unix.O_DIRECT
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+
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f, err := os.OpenFile(driveConf.DevPath, permissions, 0)
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if err != nil {
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return fmt.Errorf("Failed opening file descriptor for disk device %q: %w", driveConf.DevName, err)
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