DepSurf

Struct: `bpf_ringbuf`

Status

Regular

In 4.4: Absent ⚠️
In 4.8: Absent ⚠️
In 4.10: Absent ⚠️
In 4.13: Absent ⚠️
In 4.15: Absent ⚠️
In 4.18: Absent ⚠️
In 5.0: Absent ⚠️
In 5.3: Absent ⚠️
In 5.4: Absent ⚠️

In 5.8: ✅

struct bpf_ringbuf {
    wait_queue_head_t waitq;
    struct irq_work work;
    u64 mask;
    struct page **pages;
    int nr_pages;
    spinlock_t spinlock;
    long unsigned int consumer_pos;
    long unsigned int producer_pos;
    char data[0];
};

In 5.11: ✅

struct bpf_ringbuf {
    wait_queue_head_t waitq;
    struct irq_work work;
    u64 mask;
    struct page **pages;
    int nr_pages;
    spinlock_t spinlock;
    long unsigned int consumer_pos;
    long unsigned int producer_pos;
    char data[0];
};

In 5.13: ✅

struct bpf_ringbuf {
    wait_queue_head_t waitq;
    struct irq_work work;
    u64 mask;
    struct page **pages;
    int nr_pages;
    spinlock_t spinlock;
    long unsigned int consumer_pos;
    long unsigned int producer_pos;
    char data[0];
};

In 5.15: ✅

struct bpf_ringbuf {
    wait_queue_head_t waitq;
    struct irq_work work;
    u64 mask;
    struct page **pages;
    int nr_pages;
    spinlock_t spinlock;
    long unsigned int consumer_pos;
    long unsigned int producer_pos;
    char data[0];
};

In 5.19: ✅

struct bpf_ringbuf {
    wait_queue_head_t waitq;
    struct irq_work work;
    u64 mask;
    struct page **pages;
    int nr_pages;
    spinlock_t spinlock;
    long unsigned int consumer_pos;
    long unsigned int producer_pos;
    char data[0];
};

In 6.2: ✅

struct bpf_ringbuf {
    wait_queue_head_t waitq;
    struct irq_work work;
    u64 mask;
    struct page **pages;
    int nr_pages;
    spinlock_t spinlock;
    atomic_t busy;
    long unsigned int consumer_pos;
    long unsigned int producer_pos;
    char data[0];
};

In 6.5: ✅

struct bpf_ringbuf {
    wait_queue_head_t waitq;
    struct irq_work work;
    u64 mask;
    struct page **pages;
    int nr_pages;
    spinlock_t spinlock;
    atomic_t busy;
    long unsigned int consumer_pos;
    long unsigned int producer_pos;
    char data[0];
};

In 6.8: ✅

struct bpf_ringbuf {
    wait_queue_head_t waitq;
    struct irq_work work;
    u64 mask;
    struct page **pages;
    int nr_pages;
    spinlock_t spinlock;
    atomic_t busy;
    long unsigned int consumer_pos;
    long unsigned int producer_pos;
    char data[0];
};

Arch

In arm64: Absent ⚠️
In armhf: Absent ⚠️
In ppc64el: Absent ⚠️
In riscv64: Absent ⚠️

Flavor

In aws: Absent ⚠️
In azure: Absent ⚠️
In gcp: Absent ⚠️
In lowlatency: Absent ⚠️

Differences

Regular

No changes between 5.8 and 5.11 ✅
No changes between 5.11 and 5.13 ✅
No changes between 5.13 and 5.15 ✅
No changes between 5.15 and 5.19 ✅
Changed between 5.19 and 6.2 ⚠️
- Field added. atomic_t busy
No changes between 6.2 and 6.5 ✅
No changes between 6.5 and 6.8 ✅

DepSurf

Struct: bpf_ringbuf

Status

Differences

Struct: `bpf_ringbuf`