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Re: [PATCH v5 3/9] xen/riscv: imsic_init() implementation
- To: Jan Beulich <jbeulich@xxxxxxxx>
- From: Oleksii Kurochko <oleksii.kurochko@xxxxxxxxx>
- Date: Fri, 4 Jul 2025 17:29:08 +0200
- Cc: Alistair Francis <alistair.francis@xxxxxxx>, Bob Eshleman <bobbyeshleman@xxxxxxxxx>, Connor Davis <connojdavis@xxxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Anthony PERARD <anthony.perard@xxxxxxxxxx>, Michal Orzel <michal.orzel@xxxxxxx>, Julien Grall <julien@xxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Romain Caritey <Romain.Caritey@xxxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
- Delivery-date: Fri, 04 Jul 2025 15:29:24 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 6/30/25 4:27 PM, Jan Beulich wrote:
--- a/xen/arch/riscv/include/asm/smp.h
+++ b/xen/arch/riscv/include/asm/smp.h
@@ -3,6 +3,7 @@
#define ASM__RISCV__SMP_H
#include <xen/cpumask.h>
+#include <xen/macros.h>
#include <xen/percpu.h>
#include <asm/current.h>
@@ -18,6 +19,18 @@ static inline unsigned long cpuid_to_hartid(unsigned long cpuid)
return pcpu_info[cpuid].hart_id;
}
+static inline unsigned int hartid_to_cpuid(unsigned long hartid)
+{
+ for ( unsigned int cpuid = 0; cpuid < ARRAY_SIZE(pcpu_info); cpuid++ )
We had been there before, I think: Why "cpuid", not "cpu" (as we have it about
everywhere else)?
To be in sync with other already merged functions, f.e. set_cpuid_to_hartid(cpuid, hartid).
~ Oleksii
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