Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\apic\vector.c Create Date:2022-07-28 08:28:15
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:activate_reserved

Proto:static int activate_reserved(struct irq_data *irqd)

Type:int

Parameter:

TypeParameterName
struct irq_data *irqd
385  apicd = apic_chip_data(irqd)
388  ret = assign_irq_vector_any_locked(irqd)
389  If Not ret Then
390  has_reserved = false
398  If Not irqd_can_reserve(irqd) Then can_reserve = false
406  If Not pumask_subset - (*src1p & ~*src2p) == 0*@src1p: the first input*@src2p: the second input* Returns 1 if *@src1p is a subset of *@src2p, else returns 0 Then
408  pr_warn("irq %u: Affinity broken due to vector space exhaustion.\n", irq)
412  Return ret
Caller
NameDescribe
x86_vector_activate