[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [PATCH v5 02/44] x86/boot: move boot loader name to boot info
Transition the incoming boot loader name to be held in struct boot_info. No functional change intended. Signed-off-by: Daniel P. Smith <dpsmith@xxxxxxxxxxxxxxxxxxxx> --- xen/arch/x86/include/asm/bootinfo.h | 2 ++ xen/arch/x86/setup.c | 16 ++++++++-------- 2 files changed, 10 insertions(+), 8 deletions(-) diff --git a/xen/arch/x86/include/asm/bootinfo.h b/xen/arch/x86/include/asm/bootinfo.h index a649500ee3a2..98ba773c9bc5 100644 --- a/xen/arch/x86/include/asm/bootinfo.h +++ b/xen/arch/x86/include/asm/bootinfo.h @@ -14,6 +14,8 @@ */ struct boot_info { unsigned int nr_modules; + + const char *loader; }; #endif /* __XEN_X86_BOOTINFO_H__ */ diff --git a/xen/arch/x86/setup.c b/xen/arch/x86/setup.c index b75deb4fe4ee..aafc098ca268 100644 --- a/xen/arch/x86/setup.c +++ b/xen/arch/x86/setup.c @@ -285,6 +285,9 @@ static struct boot_info __init *multiboot_fill_boot_info(unsigned long mbi_p) bi->nr_modules = (mbi->flags & MBI_MODULES) ? mbi->mods_count : 0; + bi->loader = (mbi->flags & MBI_LOADERNAME) ? + __va(mbi->boot_loader_name) : "unknown"; + return bi; } @@ -978,7 +981,7 @@ static struct domain *__init create_dom0(const module_t *image, void asmlinkage __init noreturn __start_xen(unsigned long mbi_p) { - const char *memmap_type = NULL, *loader, *cmdline = ""; + const char *memmap_type = NULL, *cmdline = ""; char *kextra; void *bsp_stack; struct cpu_info *info = get_cpu_info(), *bsp_info; @@ -1032,12 +1035,9 @@ void asmlinkage __init noreturn __start_xen(unsigned long mbi_p) bi = multiboot_fill_boot_info(mbi_p); - loader = (mbi->flags & MBI_LOADERNAME) ? __va(mbi->boot_loader_name) - : "unknown"; - /* Parse the command-line options. */ if ( mbi->flags & MBI_CMDLINE ) - cmdline = cmdline_cook(__va(mbi->cmdline), loader); + cmdline = cmdline_cook(__va(mbi->cmdline), bi->loader); if ( (kextra = strstr(cmdline, " -- ")) != NULL ) { @@ -1078,7 +1078,7 @@ void asmlinkage __init noreturn __start_xen(unsigned long mbi_p) if ( pvh_boot ) pvh_print_info(); - printk("Bootloader: %s\n", loader); + printk("Bootloader: %s\n", bi->loader); printk("Command line: %s\n", cmdline); @@ -1171,7 +1171,7 @@ void asmlinkage __init noreturn __start_xen(unsigned long mbi_p) l3_bootmap[l3_table_offset(BOOTSTRAP_MAP_BASE)] = l3e_from_paddr(__pa(l2_bootmap), __PAGE_HYPERVISOR); - memmap_type = loader; + memmap_type = bi->loader; } else if ( efi_enabled(EFI_BOOT) ) memmap_type = "EFI"; @@ -2039,7 +2039,7 @@ void asmlinkage __init noreturn __start_xen(unsigned long mbi_p) */ dom0 = create_dom0(mod, modules_headroom, initrdidx < bi->nr_modules ? mod + initrdidx : NULL, - kextra, loader); + kextra, bi->loader); if ( !dom0 ) panic("Could not set up DOM0 guest OS\n"); -- 2.30.2
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