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[PATCH v4 13/44] x86/boot: update struct boot_module on module relocation
- To: xen-devel@xxxxxxxxxxxxxxxxxxxx
- From: "Daniel P. Smith" <dpsmith@xxxxxxxxxxxxxxxxxxxx>
- Date: Fri, 30 Aug 2024 17:46:58 -0400
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- Cc: "Daniel P. Smith" <dpsmith@xxxxxxxxxxxxxxxxxxxx>, jason.andryuk@xxxxxxx, christopher.w.clark@xxxxxxxxx, Jan Beulich <jbeulich@xxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>
- Delivered-to: dpsmith@xxxxxxxxxxxxxxxxxxxx
- Delivery-date: Fri, 30 Aug 2024 21:56:48 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
When a boot module is relocated, ensure struct boot_module start and size
fields are updated along with early_mod.
Signed-off-by: Daniel P. Smith <dpsmith@xxxxxxxxxxxxxxxxxxxx>
---
xen/arch/x86/setup.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/xen/arch/x86/setup.c b/xen/arch/x86/setup.c
index 021c5699f86c..27517d24b2ea 100644
--- a/xen/arch/x86/setup.c
+++ b/xen/arch/x86/setup.c
@@ -1408,8 +1408,10 @@ void asmlinkage __init noreturn __start_xen(unsigned
long mbi_p)
* respective reserve_e820_ram() invocation below. No need to
* query efi_boot_mem_unused() here, though.
*/
- boot_info->mods[idx].early_mod->mod_start = virt_to_mfn(_stext);
- boot_info->mods[idx].early_mod->mod_end = __2M_rwdata_end - _stext;
+ boot_info->mods[idx].start = boot_info->mods[idx].early_mod->mod_start
+ = virt_to_mfn(_stext);
+ boot_info->mods[idx].size = boot_info->mods[idx].early_mod->mod_end
+ = __2M_rwdata_end - _stext;
}
boot_info->mods[0].headroom = bzimage_headroom(
--
2.30.2
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