[xen staging] x86/boot: move kextra into boot info

[patchbot@xxxxxxx]

commit ccdb7e08fdda7b5400b5e269f43427bfef1a070d
Author:     Daniel P. Smith <dpsmith@xxxxxxxxxxxxxxxxxxxx>
AuthorDate: Sat Nov 2 13:25:45 2024 -0400
Commit:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
CommitDate: Thu Nov 7 17:51:31 2024 +0000

    x86/boot: move kextra into boot info
    
    ... so it can be removed as a distinct parameter to create_dom0().
    
    Signed-off-by: Daniel P. Smith <dpsmith@xxxxxxxxxxxxxxxxxxxx>
    Reviewed-by: Jason Andryuk <jason.andryuk@xxxxxxx>
    Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
---
 xen/arch/x86/include/asm/bootinfo.h | 1 +
 xen/arch/x86/setup.c                | 3 ++-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/xen/arch/x86/include/asm/bootinfo.h 
b/xen/arch/x86/include/asm/bootinfo.h
index cf353e8fdc..d1508e7ad7 100644
--- a/xen/arch/x86/include/asm/bootinfo.h
+++ b/xen/arch/x86/include/asm/bootinfo.h
@@ -66,6 +66,7 @@ struct boot_module {
 struct boot_info {
     const char *loader;
     const char *cmdline;
+    const char *kextra;
 
     paddr_t memmap_addr;
     size_t memmap_length;
diff --git a/xen/arch/x86/setup.c b/xen/arch/x86/setup.c
index afacfdeb47..b4c17a1411 100644
--- a/xen/arch/x86/setup.c
+++ b/xen/arch/x86/setup.c
@@ -1108,6 +1108,7 @@ void asmlinkage __init noreturn __start_xen(void)
         *kextra = '\0';
         kextra += 3;
         while ( kextra[1] == ' ' ) kextra++;
+        bi->kextra = kextra;
     }
     cmdline_parse(bi->cmdline);
 
@@ -2111,7 +2112,7 @@ void asmlinkage __init noreturn __start_xen(void)
     dom0 = create_dom0(bi->mods[0].mod, bi->mods[0].headroom,
                        initrdidx < bi->nr_modules ? bi->mods[initrdidx].mod
                                                   : NULL,
-                       kextra, bi->loader);
+                       bi->kextra, bi->loader);
     if ( !dom0 )
         panic("Could not set up DOM0 guest OS\n");
 
--
generated by git-patchbot for /home/xen/git/xen.git#staging