Function report |
Source Code:include\linux\u64_stats_sync.h |
Create Date:2022-07-28 05:50:17 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:In case irq handlers can update u64 counters, readers can use following helpers* - SMP 32bit arches use seqcount protection, irq safe.* - UP 32bit must disable irqs.* - 64bit have no problem atomically reading u64 values, irq safe.
Proto:static inline unsigned int u64_stats_fetch_begin_irq(const struct u64_stats_sync *syncp)
Type:unsigned int
Parameter:
Type | Parameter | Name |
---|---|---|
const struct u64_stats_sync * | syncp |
203 | local_irq_disable() |
205 | Return __u64_stats_fetch_begin(syncp) |
Name | Describe |
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bpf_prog_get_stats |
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