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Defined in 1 files as a function:

Referenced in 4 files:

Smatch caller information:

drivers/net/tap.c tap_poll() -> ptr_ring_empty()

Type Parameter Key Value
PARAM_VALUE 0 r 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &kvm->irq_srcu
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &vm->irqfds_lock
HALF_LOCKED2 global &irqfds_srcu

drivers/net/tun.c tun_chr_poll() -> ptr_ring_empty()

Type Parameter Key Value
PARAM_VALUE 0 r 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &kvm->irq_srcu
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &vm->irqfds_lock
HALF_LOCKED2 global &irqfds_srcu

drivers/gpu/drm/xe/xe_gt_sriov_pf_migration.c xe_gt_sriov_pf_migration_ring_empty() -> ptr_ring_empty()

Type Parameter Key Value
PARAM_VALUE 0 r 4096-ptr_max
TASK_NOT_RUNNING
HALF_LOCKED2 &pool->lock

drivers/gpu/drm/xe/xe_gt_sriov_pf_migration.c xe_gt_sriov_pf_migration_ring_free() -> ptr_ring_empty()

Type Parameter Key Value
PARAM_VALUE 0 r 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING