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| author |  Jacob Pan <jacob.jun.pan@linux.intel.com>
| 2024-05-06 10:56:12 -0700 |
|---|---|---|
| committer |  Thomas Gleixner <tglx@linutronix.de>
| 2024-05-08 15:15:15 +0200 |
| commit | 6ecc2e7932fe8f132d3b671685f9995785f19e9a (patch) | |
| tree | 244fb9b1cbaee385348372b573c85f7bee9cf5ea /arch/x86 | |
| parent | iommu/vt-d: Enable posted mode for device MSIs (diff) | |
| download | linux-6ecc2e7932fe8f132d3b671685f9995785f19e9a.tar.gz linux-6ecc2e7932fe8f132d3b671685f9995785f19e9a.tar.bz2 linux-6ecc2e7932fe8f132d3b671685f9995785f19e9a.zip | |
x86/irq: Use existing helper for pending vector check
lapic_vector_set_in_irr() is already available, use it for checking
pending vectors at the local APIC. No functional change.
Signed-off-by: Jacob Pan <jacob.jun.pan@linux.intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Imran Khan <imran.f.khan@oracle.com>
Link: https://lore.kernel.org/r/20240506175612.1141095-1-jacob.jun.pan@linux.intel.com
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/include/asm/apic.h | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h index 5644c396713e..467532b3e070 100644 --- a/arch/x86/include/asm/apic.h +++ b/arch/x86/include/asm/apic.h @@ -503,13 +503,7 @@ static inline bool lapic_vector_set_in_irr(unsigned int vector) static inline bool is_vector_pending(unsigned int vector) { - unsigned int irr; - - irr = apic_read(APIC_IRR + (vector / 32 * 0x10)); - if (irr & (1 << (vector % 32))) - return true; - - return pi_pending_this_cpu(vector); + return lapic_vector_set_in_irr(vector) || pi_pending_this_cpu(vector); } /* |