!177 修复在24.03的物理机上使用shim启动虚拟机报错问题
From: @hzero1996 Reviewed-by: @zhujianwei001 Signed-off-by: @zhujianwei001
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commit
8f88adaa5a
@ -0,0 +1,33 @@
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From c7b305152802c8db688605654f75e1195def9fd6 Mon Sep 17 00:00:00 2001
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From: Nicholas Bishop <nicholasbishop@google.com>
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Date: Mon, 19 Dec 2022 18:56:13 -0500
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Subject: [PATCH] pe: Align section size up to page size for mem attrs
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Setting memory attributes is generally done at page granularity, and
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this is enforced by checks in `get_mem_attrs` and
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`update_mem_attrs`. But unlike the section address, the section size
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isn't necessarily aligned to 4KiB. Round up the section size to fix
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this.
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Signed-off-by: Nicholas Bishop <nicholasbishop@google.com>
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---
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pe.c | 6 +++++-
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1 file changed, 5 insertions(+), 1 deletion(-)
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diff --git a/pe.c b/pe.c
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index 9a3679e16..5ad0914ba 100644
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--- a/pe.c
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+++ b/pe.c
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@@ -1372,7 +1372,11 @@ handle_image (void *data, unsigned int datasize,
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+ Section->Misc.VirtualSize - 1);
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addr = (uintptr_t)base;
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- length = (uintptr_t)end - (uintptr_t)base + 1;
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+ // Align the length up to PAGE_SIZE. This is required because
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+ // platforms generally set memory attributes at page
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+ // granularity, but the section length (unlike the section
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+ // address) is not required to be aligned.
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+ length = ALIGN_VALUE((uintptr_t)end - (uintptr_t)base + 1, PAGE_SIZE);
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if (Section->Characteristics & EFI_IMAGE_SCN_MEM_WRITE) {
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set_attrs |= MEM_ATTR_W;
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@ -25,7 +25,7 @@
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Name: shim
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Version: 15.7
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Release: 11
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Release: 12
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Summary: First-stage UEFI bootloader
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ExclusiveArch: x86_64 aarch64
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License: BSD
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@ -51,6 +51,7 @@ Patch13:backport-CVE-2023-0465.patch
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Patch14:backport-CVE-2023-2650.patch
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Patch15:backport-CVE-2024-0727.patch
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Patch16:backport-Always-clear-SbatLevel-when-Secure-Boot-is-disabled.patch
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Patch17:backport-Align-section-size-up-to-page-size-for-mem-attrs.patch
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# Feature for shim SMx support
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Patch9000:Feature-shim-openssl-add-ec-support.patch
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@ -190,6 +191,9 @@ make test
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/usr/src/debug/%{name}-%{version}-%{release}/*
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%changelog
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* Fri May 17 2024 wangcheng <wangcheng156@huawei.com> - 15.7-12
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- Align section size up to page size for mem attrs
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* Wed May 8 2024 lijuzhang <lijuzhang@inspur.com> - 15.7-11
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- replace vendor for BOOTX64.CSV or BOOTAA64.CSV
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