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Smith" To: xen-devel@lists.xenproject.org Cc: "Daniel P. Smith" , jason.andryuk@amd.com, christopher.w.clark@gmail.com, Jan Beulich , Andrew Cooper , =?UTF-8?q?Roger=20Pau=20Monn=C3=A9?= Subject: [PATCH v4 27/44] x86/boot: relocate kextra into boot info Date: Fri, 30 Aug 2024 17:47:12 -0400 Message-Id: <20240830214730.1621-28-dpsmith@apertussolutions.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20240830214730.1621-1-dpsmith@apertussolutions.com> References: <20240830214730.1621-1-dpsmith@apertussolutions.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ZohoMailClient: External X-ZohoMail-DKIM: pass (identity dpsmith@apertussolutions.com) X-ZM-MESSAGEID: 1725054999027116600 Content-Type: text/plain; charset="utf-8" Move kextra into struct boot_info, thus no longer needed to be passed as a parameter to create_dom0. Signed-off-by: Daniel P. Smith --- xen/arch/x86/include/asm/bootinfo.h | 2 ++ xen/arch/x86/setup.c | 12 ++++++------ 2 files changed, 8 insertions(+), 6 deletions(-) diff --git a/xen/arch/x86/include/asm/bootinfo.h b/xen/arch/x86/include/asm= /bootinfo.h index 1a325f66b3ba..06b3ecaf7bec 100644 --- a/xen/arch/x86/include/asm/bootinfo.h +++ b/xen/arch/x86/include/asm/bootinfo.h @@ -41,6 +41,8 @@ struct boot_info { const char *boot_loader_name; const char *cmdline; =20 + const char *kextra; + paddr_t mmap_addr; uint32_t mmap_length; }; diff --git a/xen/arch/x86/setup.c b/xen/arch/x86/setup.c index f58eb21d00d7..76f25e9d620c 100644 --- a/xen/arch/x86/setup.c +++ b/xen/arch/x86/setup.c @@ -946,8 +946,7 @@ static unsigned int __init copy_bios_e820(struct e820en= try *map, unsigned int li return n; } =20 -static struct domain *__init create_dom0(const struct boot_info *bi, - const char *kextra) +static struct domain *__init create_dom0(const struct boot_info *bi) { static char __initdata cmdline[MAX_GUEST_CMDLINE]; =20 @@ -1001,15 +1000,15 @@ static struct domain *__init create_dom0(const stru= ct boot_info *bi, panic("Error creating d%uv0\n", domid); =20 /* Grab the DOM0 command line. */ - if ( image->early_mod->string || kextra ) + if ( image->early_mod->string || bi->kextra ) { if ( image->early_mod->string ) safe_strcpy(cmdline, cmdline_cook(__va(image->early_mod->strin= g), bi->boot_loader_name)); =20 - if ( kextra ) + if ( bi->kextra ) /* kextra always includes exactly one leading space. */ - safe_strcat(cmdline, kextra); + safe_strcat(cmdline, bi->kextra); =20 /* Append any extra parameters. */ if ( skip_ioapic_setup && !strstr(cmdline, "noapic") ) @@ -1119,6 +1118,7 @@ void asmlinkage __init noreturn __start_xen(unsigned = long mbi_p) *kextra =3D '\0'; kextra +=3D 3; while ( kextra[1] =3D=3D ' ' ) kextra++; + boot_info->kextra =3D kextra; } cmdline_parse(boot_info->cmdline); =20 @@ -2131,7 +2131,7 @@ void asmlinkage __init noreturn __start_xen(unsigned = long mbi_p) * We're going to setup domain0 using the module(s) that we stashed sa= fely * above our heap. The second module, if present, is an initrd ramdisk. */ - dom0 =3D create_dom0(boot_info, kextra); + dom0 =3D create_dom0(boot_info); if ( !dom0 ) panic("Could not set up DOM0 guest OS\n"); =20 --=20 2.30.2