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From: Igor Mammedov <imammedo@redhat.com>
To: qemu-devel@nongnu.org
Cc: imammedo@redhat.com, mst@redhat.com,
	Ani Sinha <anisinha@redhat.com>,
	Fiona Ebner <f.ebner@proxmox.com>
Subject: [PATCH v3 04/20] smbios: cleanup smbios_get_tables() from legacy handling
Date: Tue, 12 Mar 2024 17:10:34 +0100	[thread overview]
Message-ID: <20240312161050.2248814-5-imammedo@redhat.com> (raw)
In-Reply-To: <20240312161050.2248814-1-imammedo@redhat.com>

smbios_get_tables() bails out right away if leagacy mode is enabled
and won't generate any SMBIOS tables. At the same time x86 specific
fw_cfg_build_smbios() will genarate legacy tables and then proceed
to preparing temporary mem_array for useless call to
smbios_get_tables() and then discard it.

Drop legacy related check in smbios_get_tables() and return from
fw_cfg_build_smbios() early if legacy tables where built without
proceeding to non legacy part of the function.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Ani Sinha <anisinha@redhat.com>
Tested-by: Fiona Ebner <f.ebner@proxmox.com>
---
 hw/i386/fw_cfg.c   | 1 +
 hw/smbios/smbios.c | 6 ------
 2 files changed, 1 insertion(+), 6 deletions(-)

diff --git a/hw/i386/fw_cfg.c b/hw/i386/fw_cfg.c
index 98a478c276..a635234e68 100644
--- a/hw/i386/fw_cfg.c
+++ b/hw/i386/fw_cfg.c
@@ -74,6 +74,7 @@ void fw_cfg_build_smbios(PCMachineState *pcms, FWCfgState *fw_cfg)
     if (smbios_tables) {
         fw_cfg_add_bytes(fw_cfg, FW_CFG_SMBIOS_ENTRIES,
                          smbios_tables, smbios_tables_len);
+        return;
     }
 
     /* build the array of physical mem area from e820 table */
diff --git a/hw/smbios/smbios.c b/hw/smbios/smbios.c
index a3c4e52ce9..8e86c62184 100644
--- a/hw/smbios/smbios.c
+++ b/hw/smbios/smbios.c
@@ -1106,12 +1106,6 @@ void smbios_get_tables(MachineState *ms,
 {
     unsigned i, dimm_cnt, offset;
 
-    if (smbios_legacy) {
-        *tables = *anchor = NULL;
-        *tables_len = *anchor_len = 0;
-        return;
-    }
-
     if (!smbios_immutable) {
         smbios_build_type_0_table();
         smbios_build_type_1_table();
-- 
2.39.3



  parent reply	other threads:[~2024-03-12 16:11 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-12 16:10 [PATCH v3 00/20] Workaround Windows failing to find 64bit SMBIOS entry point with SeaBIOS Igor Mammedov
2024-03-12 16:10 ` [PATCH v3 01/20] tests: smbios: make it possible to write SMBIOS only test Igor Mammedov
2024-03-12 16:10 ` [PATCH v3 02/20] tests: smbios: add test for -smbios type=11 option Igor Mammedov
2024-03-12 16:10 ` [PATCH v3 03/20] tests: smbios: add test for legacy mode CLI options Igor Mammedov
2024-03-12 16:10 ` Igor Mammedov [this message]
2024-03-12 16:10 ` [PATCH v3 05/20] smbios: get rid of smbios_smp_sockets global Igor Mammedov
2024-03-12 16:10 ` [PATCH v3 06/20] smbios: get rid of smbios_legacy global Igor Mammedov
2024-03-12 16:10 ` [PATCH v3 07/20] smbios: avoid mangling user provided tables Igor Mammedov
2024-03-12 16:10 ` [PATCH v3 08/20] smbios: don't check type4 structures in legacy mode Igor Mammedov
2024-03-12 16:10 ` [PATCH v3 09/20] smbios: add smbios_add_usr_blob_size() helper Igor Mammedov
2024-03-12 16:10 ` [PATCH v3 10/20] smbios: rename/expose structures/bitmaps used by both legacy and modern code Igor Mammedov
2024-03-12 16:10 ` [PATCH v3 11/20] smbios: build legacy mode code only for 'pc' machine Igor Mammedov
2024-03-12 16:10 ` [PATCH v3 12/20] smbios: handle errors consistently Igor Mammedov
2024-03-12 16:10 ` [PATCH v3 13/20] smbios: get rid of global smbios_ep_type Igor Mammedov
2024-03-12 16:10 ` [PATCH v3 14/20] smbios: clear smbios_type4_count before building tables Igor Mammedov
2024-03-12 16:10 ` [PATCH v3 15/20] smbios: extend smbios-entry-point-type with 'auto' value Igor Mammedov
2024-03-12 16:10 ` [PATCH v3 16/20] smbios: in case of entry point is 'auto' try to build v2 tables 1st Igor Mammedov
2024-03-12 16:10 ` [PATCH v3 17/20] smbios: error out when building type 4 table is not possible Igor Mammedov
2024-03-12 16:10 ` [PATCH v3 18/20] tests: acpi/smbios: whitelist expected blobs Igor Mammedov
2024-03-12 16:10 ` [PATCH v3 19/20] pc/q35: set SMBIOS entry point type to 'auto' by default Igor Mammedov
2024-03-12 16:10 ` [PATCH v3 20/20] tests: acpi: update expected SSDT.dimmpxm blob Igor Mammedov
2024-03-12 17:31 ` [PATCH v3 00/20] Workaround Windows failing to find 64bit SMBIOS entry point with SeaBIOS Michael S. Tsirkin
2024-03-13  8:49   ` Igor Mammedov
2024-03-13  9:10     ` Michael S. Tsirkin
2024-03-13 22:51     ` Michael S. Tsirkin
2024-03-12 17:37 ` Michael S. Tsirkin

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