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| 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 /Documentation/admin-guide/aoe/autoload.sh | |
| 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 'Documentation/admin-guide/aoe/autoload.sh')
| -rw-r--r-- | Documentation/admin-guide/aoe/autoload.sh | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/Documentation/admin-guide/aoe/autoload.sh b/Documentation/admin-guide/aoe/autoload.sh new file mode 100644 index 000000000..815dff469 --- /dev/null +++ b/Documentation/admin-guide/aoe/autoload.sh @@ -0,0 +1,17 @@ +#!/bin/sh +# set aoe to autoload by installing the +# aliases in /etc/modprobe.d/ + +f=/etc/modprobe.d/aoe.conf + +if test ! -r $f || test ! -w $f; then + echo "cannot configure $f for module autoloading" 1>&2 + exit 1 +fi + +grep major-152 $f >/dev/null +if [ $? = 1 ]; then + echo alias block-major-152 aoe >> $f + echo alias char-major-152 aoe >> $f +fi + |