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Searched refs:atomic_xchg (Results 1 – 25 of 95) sorted by relevance

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/linux-6.3-rc2/tools/testing/selftests/bpf/prog_tests/
A Dringbuf.c36 static int atomic_xchg(int *cnt, int val) in atomic_xchg() function
185 cnt = atomic_xchg(&sample_cnt, 0); in ringbuf_subtest()
192 cnt = atomic_xchg(&sample_cnt, 0); in ringbuf_subtest()
209 cnt = atomic_xchg(&sample_cnt, 0); in ringbuf_subtest()
239 cnt = atomic_xchg(&sample_cnt, 0); in ringbuf_subtest()
256 cnt = atomic_xchg(&sample_cnt, 0); in ringbuf_subtest()
286 cnt = atomic_xchg(&sample_cnt, 0); in ringbuf_subtest()
/linux-6.3-rc2/drivers/gpu/host1x/
A Dfence.c77 if (atomic_xchg(&f->signaling, 1)) { in host1x_fence_signal()
104 if (atomic_xchg(&f->signaling, 1)) { in do_fence_timeout()
/linux-6.3-rc2/drivers/video/backlight/
A Dapple_bl.c222 if (atomic_xchg(&apple_bl_registered, 1) == 0) in apple_bl_register()
231 if (atomic_xchg(&apple_bl_registered, 0) == 1) in apple_bl_unregister()
/linux-6.3-rc2/drivers/net/wireless/silabs/wfx/
A Dbh.c144 ctrl_reg = atomic_xchg(&wdev->hif.ctrl_reg, 0); in bh_work_rx()
159 ctrl_reg = atomic_xchg(&wdev->hif.ctrl_reg, piggyback); in bh_work_rx()
268 prev = atomic_xchg(&wdev->hif.ctrl_reg, cur); in wfx_bh_request_rx()
/linux-6.3-rc2/drivers/gpu/drm/nouveau/nvkm/core/
A Devent.c104 if (atomic_xchg(&ntfy->allowed, 0) == 1) { in nvkm_event_ntfy_block_()
123 if (atomic_xchg(&ntfy->allowed, 1) == 0) { in nvkm_event_ntfy_allow()
/linux-6.3-rc2/drivers/net/wireless/st/cw1200/
A Dbh.c446 rx = atomic_xchg(&priv->bh_rx, 0); in cw1200_bh()
447 tx = atomic_xchg(&priv->bh_tx, 0); in cw1200_bh()
448 term = atomic_xchg(&priv->bh_term, 0); in cw1200_bh()
A Dscan.c331 atomic_xchg(&priv->recent_scan, 0); in cw1200_clear_recent_scan_work()
338 if (atomic_xchg(&priv->scan.in_progress, 0)) { in cw1200_scan_timeout()
/linux-6.3-rc2/arch/powerpc/platforms/powernv/
A Dopal-prd.c92 if (atomic_xchg(&prd_usage, 1) == 1) in opal_prd_open()
257 atomic_xchg(&prd_usage, 0); in opal_prd_release()
/linux-6.3-rc2/kernel/locking/
A Dosq_lock.c107 old = atomic_xchg(&lock->tail, curr); in osq_lock()
A Dpercpu-rwsem.c89 return atomic_xchg(&sem->block, 1) == 0; in __percpu_down_write_trylock()
/linux-6.3-rc2/drivers/md/bcache/
A Dwriteback.h137 !atomic_xchg(&dc->has_dirty, 1)) { in bch_writeback_add()
A Dstats.c155 unsigned int t = atomic_xchg(&acc->collector.name, 0); \ in scale_accounting()
/linux-6.3-rc2/drivers/platform/x86/dell/
A Ddell-smo8800.c63 (data = atomic_xchg(&smo8800->counter, 0))); in smo8800_misc_read()
/linux-6.3-rc2/drivers/gpu/drm/nouveau/nvkm/engine/fifo/
A Drunl.c70 rc = atomic_xchg(&runl->rc_pending, 0); in nvkm_runl_rc()
273 if (atomic_xchg(&runl->changed, 0) && runl->func->update) { in nvkm_runl_update_locked()
/linux-6.3-rc2/drivers/infiniband/hw/hfi1/
A Dipoib_tx.c83 !atomic_xchg(&txq->tx_ring.ring_full, 1)) { in hfi1_ipoib_check_queue_depth()
108 atomic_xchg(&txq->tx_ring.ring_full, 0)) { in hfi1_ipoib_check_queue_stopped()
635 if (!atomic_xchg(&txq->tx_ring.no_desc, 1)) { in hfi1_ipoib_sdma_sleep()
678 if (atomic_xchg(&txq->tx_ring.no_desc, 0)) in hfi1_ipoib_flush_txq()
/linux-6.3-rc2/arch/mips/math-emu/
A Ddsemul.c154 fr_idx = atomic_xchg(&tsk->thread.bd_emu_frame, BD_EMUFRAME_NONE); in dsemul_thread_cleanup()
/linux-6.3-rc2/kernel/
A Dhung_task.c377 if (!atomic_xchg(&reset_hung_task, 0) && in watchdog()
A Dsmpboot.c417 (void)atomic_xchg(&per_cpu(cpu_hotplug_state, cpu), CPU_ONLINE); in cpu_set_state_online()
/linux-6.3-rc2/mm/
A Dpage_reporting.c74 state = atomic_xchg(&prdev->state, PAGE_REPORTING_REQUESTED); in __page_reporting_request()
/linux-6.3-rc2/arch/mips/mm/
A Dpage.c285 if (atomic_xchg(&run_once, 1)) { in build_clear_page()
434 if (atomic_xchg(&run_once, 1)) { in build_copy_page()
/linux-6.3-rc2/net/ceph/
A Dmessenger.c284 old_state = atomic_xchg(&con->sock_state, CON_SOCK_STATE_CLOSED); in con_sock_state_init()
295 old_state = atomic_xchg(&con->sock_state, CON_SOCK_STATE_CONNECTING); in con_sock_state_connecting()
306 old_state = atomic_xchg(&con->sock_state, CON_SOCK_STATE_CONNECTED); in con_sock_state_connected()
317 old_state = atomic_xchg(&con->sock_state, CON_SOCK_STATE_CLOSING); in con_sock_state_closing()
330 old_state = atomic_xchg(&con->sock_state, CON_SOCK_STATE_CLOSED); in con_sock_state_closed()
/linux-6.3-rc2/kernel/debug/
A Ddebug_core.c612 atomic_xchg(&kgdb_active, cpu); in kgdb_cpu_enter()
627 atomic_xchg(&kgdb_active, cpu); in kgdb_cpu_enter()
/linux-6.3-rc2/arch/powerpc/mm/book3s64/
A Dhash_pgtable.c483 if (atomic_xchg(&parms->master_cpu, 1) == 1) in change_memory_range_fn()
/linux-6.3-rc2/arch/sh/drivers/dma/
A Ddma-api.c198 if (atomic_xchg(&channel->busy, 1)) in request_dma()
/linux-6.3-rc2/kernel/rcu/
A Drcu.h274 !atomic_xchg(&___rfd_beenhere, 1)) { \

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