grub2/SOURCES/0266-efi-use-EFI_LOADER_-CODE-DATA-for-kernel-and-initrd-.patch

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2022-11-15 06:57:52 +00:00
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Peter Jones <pjones@redhat.com>
Date: Mon, 1 Aug 2022 13:04:43 -0400
Subject: [PATCH] efi: use EFI_LOADER_(CODE|DATA) for kernel and initrd
allocations
At some point due to an erroneous kernel warning, we switched kernel and
initramfs to being loaded in EFI_RUNTIME_SERVICES_CODE and
EFI_RUNTIME_SERVICES_DATA memory pools. This doesn't appear to be
correct according to the spec, and that kernel warning has gone away.
This patch puts them back in EFI_LOADER_CODE and EFI_LOADER_DATA
allocations, respectively.
Resolves: rhbz#2108456
Signed-off-by: Peter Jones <pjones@redhat.com>
---
grub-core/loader/i386/efi/linux.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/grub-core/loader/i386/efi/linux.c b/grub-core/loader/i386/efi/linux.c
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index d003b474ee..ac5ef50bdb 100644
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--- a/grub-core/loader/i386/efi/linux.c
+++ b/grub-core/loader/i386/efi/linux.c
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@@ -279,7 +279,7 @@ grub_cmd_initrd (grub_command_t cmd, int argc, char *argv[])
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}
grub_dprintf ("linux", "Trying to allocate initrd mem\n");
- initrd_mem = kernel_alloc(INITRD_MEM, size, GRUB_EFI_RUNTIME_SERVICES_DATA,
+ initrd_mem = kernel_alloc(INITRD_MEM, size, GRUB_EFI_LOADER_DATA,
N_("can't allocate initrd"));
if (initrd_mem == NULL)
goto fail;
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@@ -443,7 +443,7 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
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#endif
params = kernel_alloc (KERNEL_MEM, sizeof(*params),
- GRUB_EFI_RUNTIME_SERVICES_DATA,
+ GRUB_EFI_LOADER_DATA,
"cannot allocate kernel parameters");
if (!params)
goto fail;
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@@ -467,7 +467,7 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
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grub_dprintf ("linux", "setting up cmdline\n");
cmdline = kernel_alloc (KERNEL_MEM, lh->cmdline_size + 1,
- GRUB_EFI_RUNTIME_SERVICES_DATA,
+ GRUB_EFI_LOADER_DATA,
N_("can't allocate cmdline"));
if (!cmdline)
goto fail;
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@@ -516,7 +516,7 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
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kernel_size = lh->init_size;
grub_dprintf ("linux", "Trying to allocate kernel mem\n");
kernel_mem = kernel_alloc (KERNEL_MEM, kernel_size,
- GRUB_EFI_RUNTIME_SERVICES_CODE,
+ GRUB_EFI_LOADER_CODE,
N_("can't allocate kernel"));
restore_addresses();
if (!kernel_mem)