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Smith" To: xen-devel@lists.xenproject.org Cc: "Daniel P. Smith" , jason.andryuk@amd.com, christopher.w.clark@gmail.com, stefano.stabellini@amd.com, Jan Beulich , Andrew Cooper , =?UTF-8?q?Roger=20Pau=20Monn=C3=A9?= Subject: [PATCH v6 18/44] x86/boot: convert late microcode loading to struct boot_module Date: Thu, 17 Oct 2024 13:02:58 -0400 Message-Id: <20241017170325.3842-19-dpsmith@apertussolutions.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20241017170325.3842-1-dpsmith@apertussolutions.com> References: <20241017170325.3842-1-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: 1729184895676116600 Content-Type: text/plain; charset="utf-8" Remove the use of struct mod to hold the reference for the microcode, converting the code to work with a struct boot_module. Signed-off-by: Daniel P. Smith Reviewed-by: Jason Andryuk --- xen/arch/x86/cpu/microcode/core.c | 31 +++++++++++++++---------------- 1 file changed, 15 insertions(+), 16 deletions(-) diff --git a/xen/arch/x86/cpu/microcode/core.c b/xen/arch/x86/cpu/microcode= /core.c index 22fea80bc97e..7bcc17e0ab2f 100644 --- a/xen/arch/x86/cpu/microcode/core.c +++ b/xen/arch/x86/cpu/microcode/core.c @@ -28,7 +28,6 @@ #include #include #include -#include #include #include #include @@ -59,7 +58,7 @@ */ #define MICROCODE_UPDATE_TIMEOUT_US 1000000 =20 -static module_t __initdata ucode_mod; +static struct boot_module __initdata ucode_mod; static signed int __initdata ucode_mod_idx; static bool __initdata ucode_mod_forced; static unsigned int nr_cores; @@ -98,7 +97,7 @@ struct patch_with_flags { =20 static struct ucode_mod_blob __initdata ucode_blob; /* - * By default we will NOT parse the multiboot modules to see if there is + * By default we will NOT parse the boot modules to see if there is * cpio image with the microcode images. */ static bool __initdata ucode_scan; @@ -199,7 +198,7 @@ static void __init microcode_scan_module( ucode_blob.data =3D cd.data; break; } - bootstrap_map(NULL); + bootstrap_map_bm(NULL); } } =20 @@ -212,7 +211,7 @@ static void __init microcode_grab_module( !__test_and_clear_bit(ucode_mod_idx, module_map) ) goto scan; bi->mods[ucode_mod_idx].type =3D BOOTMOD_MICROCODE; - ucode_mod =3D *bi->mods[ucode_mod_idx].mod; + ucode_mod =3D bi->mods[ucode_mod_idx]; scan: if ( ucode_scan ) microcode_scan_module(module_map, bi); @@ -766,14 +765,14 @@ static int __init cf_check microcode_init(void) */ if ( ucode_blob.size ) { - bootstrap_map(NULL); + bootstrap_map_bm(NULL); ucode_blob.size =3D 0; ucode_blob.data =3D NULL; } - else if ( ucode_mod.mod_end ) + else if ( ucode_mod.size ) { - bootstrap_map(NULL); - ucode_mod.mod_end =3D 0; + bootstrap_map_bm(NULL); + ucode_mod.size =3D 0; } =20 return 0; @@ -831,9 +830,9 @@ int __init microcode_init_cache( /* Need to rescan the modules because they might have been relocat= ed */ microcode_scan_module(module_map, bi); =20 - if ( ucode_mod.mod_end ) - rc =3D early_update_cache(bootstrap_map(&ucode_mod), - ucode_mod.mod_end); + if ( ucode_mod.size ) + rc =3D early_update_cache(bootstrap_map_bm(&ucode_mod), + ucode_mod.size); else if ( ucode_blob.size ) rc =3D early_update_cache(ucode_blob.data, ucode_blob.size); =20 @@ -852,10 +851,10 @@ static int __init early_microcode_update_cpu(void) len =3D ucode_blob.size; data =3D ucode_blob.data; } - else if ( ucode_mod.mod_end ) + else if ( ucode_mod.size ) { - len =3D ucode_mod.mod_end; - data =3D bootstrap_map(&ucode_mod); + len =3D ucode_mod.size; + data =3D bootstrap_map_bm(&ucode_mod); } =20 if ( !data ) @@ -921,7 +920,7 @@ int __init early_microcode_init(unsigned long *module_m= ap, =20 microcode_grab_module(module_map, bi); =20 - if ( ucode_mod.mod_end || ucode_blob.size ) + if ( ucode_mod.size || ucode_blob.size ) rc =3D early_microcode_update_cpu(); =20 /* --=20 2.30.2