diff options
| author | Zeng Chi <zengchi@kylinos.cn> | 2026-09-21 18:24:42 +0800 |
|---|---|---|
| committer | Sean Christopherson <seanjc@google.com> | 2026-09-22 08:36:16 -0700 |
| commit | 119e9db233ad0f4cbd4cfb9f9385a7bca378b37d (patch) | |
| tree | 660d50d4139cb750fbde1ae3432452c20726c99d /include/acpi/hed.h | |
| download | linux-stable-119e9db233ad0f4cbd4cfb9f9385a7bca378b37d.tar.gz linux-stable-119e9db233ad0f4cbd4cfb9f9385a7bca378b37d.zip | |
KVM: Don't pre-reserve xarray entries when storing empty/NULL attributesgrafted
Skip the xarray reservation loop when clearing all memory attributes, as
storing NULL only erases the entry and never needs to allocate, so no
reservation (and no cleanup of a failed one) is required in that case.
Suggested-by: Sean Christopherson <seanjc@google.com>
Cc: David Ballesteros <davimaba.v@proton.me>
Signed-off-by: Zeng Chi <zengchi@kylinos.cn>
Link: https://patch.msgid.link/20260921102442.1232375-1-zeng_chi911@163.com
[sean: split to separate patch]
Signed-off-by: Sean Christopherson <seanjc@google.com>
Diffstat (limited to 'include/acpi/hed.h')
| -rw-r--r-- | include/acpi/hed.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/acpi/hed.h b/include/acpi/hed.h new file mode 100644 index 000000000..ebef902af --- /dev/null +++ b/include/acpi/hed.h @@ -0,0 +1,17 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * hed.h - ACPI Hardware Error Device + * + * Copyright (C) 2009, Intel Corp. + * Author: Huang Ying <ying.huang@intel.com> + */ + +#ifndef ACPI_HED_H +#define ACPI_HED_H + +#include <linux/notifier.h> + +int register_acpi_hed_notifier(struct notifier_block *nb); +void unregister_acpi_hed_notifier(struct notifier_block *nb); + +#endif |