Re: [PATCH v4 01/21] i386: Fix comment style in topology.h

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On 9/14/2023 2:21 AM, Zhao Liu wrote:
From: Zhao Liu <zhao1.liu@xxxxxxxxx>

For function comments in this file, keep the comment style consistent
with other files in the directory.

Signed-off-by: Zhao Liu <zhao1.liu@xxxxxxxxx>
Reviewed-by: Philippe Mathieu-Daudé <philmd@xxxxxxxxxx>
Reviewed-by: Yanan Wang <wangyanan55@xxxxxxxxxx>
Reviewed-by: Xiaoyao Li <xiaoyao.li@xxxxxxxxx>
Acked-by: Michael S. Tsirkin <mst@xxxxxxxxxx>

Reviewed-by: Babu Moger <babu.moger@xxxxxxx>

Thanks

Babu


---
Changes since v3:
  * Optimized the description in commit message: Change "with other
    places" to "with other files in the directory". (Babu)
---
  include/hw/i386/topology.h | 33 +++++++++++++++++----------------
  1 file changed, 17 insertions(+), 16 deletions(-)

diff --git a/include/hw/i386/topology.h b/include/hw/i386/topology.h
index 81573f6cfde0..5a19679f618b 100644
--- a/include/hw/i386/topology.h
+++ b/include/hw/i386/topology.h
@@ -24,7 +24,8 @@
  #ifndef HW_I386_TOPOLOGY_H
  #define HW_I386_TOPOLOGY_H
-/* This file implements the APIC-ID-based CPU topology enumeration logic,
+/*
+ * This file implements the APIC-ID-based CPU topology enumeration logic,
   * documented at the following document:
   *   Intel® 64 Architecture Processor Topology Enumeration
   *   http://software.intel.com/en-us/articles/intel-64-architecture-processor-topology-enumeration/
@@ -41,7 +42,8 @@
#include "qemu/bitops.h" -/* APIC IDs can be 32-bit, but beware: APIC IDs > 255 require x2APIC support
+/*
+ * APIC IDs can be 32-bit, but beware: APIC IDs > 255 require x2APIC support
   */
  typedef uint32_t apic_id_t;
@@ -58,8 +60,7 @@ typedef struct X86CPUTopoInfo {
      unsigned threads_per_core;
  } X86CPUTopoInfo;
-/* Return the bit width needed for 'count' IDs
- */
+/* Return the bit width needed for 'count' IDs */
  static unsigned apicid_bitwidth_for_count(unsigned count)
  {
      g_assert(count >= 1);
@@ -67,15 +68,13 @@ static unsigned apicid_bitwidth_for_count(unsigned count)
      return count ? 32 - clz32(count) : 0;
  }
-/* Bit width of the SMT_ID (thread ID) field on the APIC ID
- */
+/* Bit width of the SMT_ID (thread ID) field on the APIC ID */
  static inline unsigned apicid_smt_width(X86CPUTopoInfo *topo_info)
  {
      return apicid_bitwidth_for_count(topo_info->threads_per_core);
  }
-/* Bit width of the Core_ID field
- */
+/* Bit width of the Core_ID field */
  static inline unsigned apicid_core_width(X86CPUTopoInfo *topo_info)
  {
      return apicid_bitwidth_for_count(topo_info->cores_per_die);
@@ -87,8 +86,7 @@ static inline unsigned apicid_die_width(X86CPUTopoInfo *topo_info)
      return apicid_bitwidth_for_count(topo_info->dies_per_pkg);
  }
-/* Bit offset of the Core_ID field
- */
+/* Bit offset of the Core_ID field */
  static inline unsigned apicid_core_offset(X86CPUTopoInfo *topo_info)
  {
      return apicid_smt_width(topo_info);
@@ -100,14 +98,14 @@ static inline unsigned apicid_die_offset(X86CPUTopoInfo *topo_info)
      return apicid_core_offset(topo_info) + apicid_core_width(topo_info);
  }
-/* Bit offset of the Pkg_ID (socket ID) field
- */
+/* Bit offset of the Pkg_ID (socket ID) field */
  static inline unsigned apicid_pkg_offset(X86CPUTopoInfo *topo_info)
  {
      return apicid_die_offset(topo_info) + apicid_die_width(topo_info);
  }
-/* Make APIC ID for the CPU based on Pkg_ID, Core_ID, SMT_ID
+/*
+ * Make APIC ID for the CPU based on Pkg_ID, Core_ID, SMT_ID
   *
   * The caller must make sure core_id < nr_cores and smt_id < nr_threads.
   */
@@ -120,7 +118,8 @@ static inline apic_id_t x86_apicid_from_topo_ids(X86CPUTopoInfo *topo_info,
             topo_ids->smt_id;
  }
-/* Calculate thread/core/package IDs for a specific topology,
+/*
+ * Calculate thread/core/package IDs for a specific topology,
   * based on (contiguous) CPU index
   */
  static inline void x86_topo_ids_from_idx(X86CPUTopoInfo *topo_info,
@@ -137,7 +136,8 @@ static inline void x86_topo_ids_from_idx(X86CPUTopoInfo *topo_info,
      topo_ids->smt_id = cpu_index % nr_threads;
  }
-/* Calculate thread/core/package IDs for a specific topology,
+/*
+ * Calculate thread/core/package IDs for a specific topology,
   * based on APIC ID
   */
  static inline void x86_topo_ids_from_apicid(apic_id_t apicid,
@@ -155,7 +155,8 @@ static inline void x86_topo_ids_from_apicid(apic_id_t apicid,
      topo_ids->pkg_id = apicid >> apicid_pkg_offset(topo_info);
  }
-/* Make APIC ID for the CPU 'cpu_index'
+/*
+ * Make APIC ID for the CPU 'cpu_index'
   *
   * 'cpu_index' is a sequential, contiguous ID for the CPU.
   */



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