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Searched refs:xchg (Results 1 – 25 of 166) sorted by relevance

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/linux/scripts/atomic/
H A Dgen-atomic-fallback.sh159 local xchg="$1"; shift
169 __atomic_op_acquire(arch_${xchg}, __VA_ARGS__)
176 __atomic_op_release(arch_${xchg}, __VA_ARGS__)
183 __atomic_op_fence(arch_${xchg}, __VA_ARGS__)
191 local xchg="$1"; shift
195 printf "#if defined(arch_${xchg}${order})\n"
196 printf "#define raw_${xchg}${order} arch_${xchg}${order}\n"
199 printf "#elif defined(arch_${xchg}_relaxed)\n"
200 printf "#define raw_${xchg}${order}(...) \\\\\n"
201 printf " __atomic_op${forder}(arch_${xchg}, __VA_ARGS__)\n"
[all …]
/linux/drivers/accessibility/speakup/
H A Dselection.c39 tty = xchg(&ssw->tty, NULL); in __speakup_set_selection()
101 tty = xchg(&speakup_sel_work.tty, NULL); in speakup_cancel_selection()
110 struct tty_struct *tty = xchg(&ssw->tty, NULL); in __speakup_paste_selection()
138 tty = xchg(&speakup_paste_work.tty, NULL); in speakup_cancel_paste()
/linux/arch/x86/include/asm/
H A Dpgtable-2level.h52 return __pte(xchg(&xp->pte_low, 0)); in native_ptep_get_and_clear()
61 return __pmd(xchg((pmdval_t *)xp, 0)); in native_pmdp_get_and_clear()
70 return __pud(xchg((pudval_t *)xp, 0)); in native_pudp_get_and_clear()
/linux/kernel/
H A Ddma.c75 if (xchg(&dma_chan_busy[dmanr].lock, 1) != 0) in request_dma()
95 if (xchg(&dma_chan_busy[dmanr].lock, 0) == 0) { in free_dma()
H A Dkexec.c117 kimage_free(xchg(dest_image, NULL)); in do_kexec_load()
127 kimage_free(xchg(&kexec_crash_image, NULL)); in do_kexec_load()
167 image = xchg(dest_image, image); in do_kexec_load()
/linux/arch/arm/kernel/
H A Ddma.c62 if (xchg(&dma->lock, 1) != 0) in request_dma()
74 xchg(&dma->lock, 0); in request_dma()
105 if (xchg(&dma->lock, 0) != 0) { in free_dma()
/linux/tools/testing/selftests/powerpc/benchmarks/
H A Dcontext_switch.c274 static unsigned long xchg(unsigned long *p, unsigned long val) in xchg() function
293 c = xchg(m, 2); in mutex_lock()
297 c = xchg(m, 2); in mutex_lock()
311 else if (xchg(m, 0) == 1) in mutex_unlock()
/linux/drivers/net/slip/
H A Dslip.c181 rbuff = xchg(&sl->rbuff, rbuff); in sl_alloc_bufs()
182 xbuff = xchg(&sl->xbuff, xbuff); in sl_alloc_bufs()
184 cbuff = xchg(&sl->cbuff, cbuff); in sl_alloc_bufs()
185 slcomp = xchg(&sl->slcomp, slcomp); in sl_alloc_bufs()
209 kfree(xchg(&sl->rbuff, NULL)); in sl_free_bufs()
210 kfree(xchg(&sl->xbuff, NULL)); in sl_free_bufs()
212 kfree(xchg(&sl->cbuff, NULL)); in sl_free_bufs()
213 slhc_free(xchg(&sl->slcomp, NULL)); in sl_free_bufs()
264 xbuff = xchg(&sl->xbuff, xbuff);
265 rbuff = xchg(&sl->rbuff, rbuff);
[all …]
/linux/kernel/kcsan/
H A Dselftest.c151 KCSAN_CHECK_READ_BARRIER(xchg(&test_var, 0)); in test_barrier()
180 KCSAN_CHECK_WRITE_BARRIER(xchg(&test_var, 0)); in test_barrier()
212 KCSAN_CHECK_RW_BARRIER(xchg(&test_var, 0)); in test_barrier()
/linux/drivers/net/ethernet/microchip/lan966x/
H A Dlan966x_xdp.c24 old_prog = xchg(&port->xdp_prog, xdp->prog); in lan966x_xdp_setup()
32 xchg(&port->xdp_prog, old_prog); in lan966x_xdp_setup()
/linux/drivers/s390/cio/
H A Dqdio_thinint.c91 return xchg(&q_indicators[TIQDIO_SHARED_IND].ind, 0); in clear_shared_ind()
121 xchg(irq->dsci, 0); in tiqdio_thinint_handler()
/linux/arch/arm64/include/asm/xen/
H A Devents.h20 #define xchg_xen_ulong(ptr, val) xchg((ptr), (val))
/linux/arch/powerpc/kernel/
H A Dwatchdog.c178 xchg(&__wd_nmi_output, 1); in wd_lockup_ipi()
360 if (__wd_nmi_output && xchg(&__wd_nmi_output, 0)) { in watchdog_timer_interrupt()
419 xchg(&__wd_nmi_output, 1); // see wd_lockup_ipi in DEFINE_INTERRUPT_HANDLER_NMI()
/linux/arch/x86/include/asm/xen/
H A Devents.h24 #define xchg_xen_ulong(ptr, val) xchg((ptr), (val))
/linux/arch/sh/include/asm/
H A Dbarrier.h41 #define __smp_store_mb(var, value) do { (void)xchg(&var, value); } while (0)
/linux/include/linux/
H A Ddebug_locks.h16 return xchg(&debug_locks, 0); in __debug_locks_off()
/linux/drivers/md/dm-vdo/
H A Dfunnel-queue.h96 previous = xchg(&queue->newest, entry); in vdo_funnel_queue_put()
/linux/kernel/locking/
H A Dmcs_spinlock.h67 * below xchg() to order the initialization stores above against any in mcs_spin_lock()
71 prev = xchg(lock, node); in mcs_spin_lock()
/linux/fs/nfs/
H A Dread.c176 xchg(&nfs_req_openctx(req)->error, error); in nfs_read_completion()
337 xchg(&ctx->error, 0); in nfs_do_read_folio()
354 ret = xchg(&ctx->error, 0); in nfs_do_read_folio()
/linux/drivers/net/ethernet/engleder/
H A Dtsnep_xdp.c14 old_prog = xchg(&adapter->xdp_prog, prog); in tsnep_xdp_setup_prog()
/linux/drivers/xen/events/
H A Devents_fifo.c326 ready = xchg(&control_block->ready, 0); in __evtchn_fifo_handle_events()
331 ready |= xchg(&control_block->ready, 0); in __evtchn_fifo_handle_events()
/linux/drivers/irqchip/
H A Dirq-ompic.c126 while ((ops = xchg(pending_ops, 0)) != 0) { in ompic_ipi_handler()
/linux/fs/crypto/
H A Dinline_crypt.c82 if (!xchg(&mode->logged_blk_crypto_native, 1)) in fscrypt_log_blk_crypto_impl()
85 } else if (!xchg(&mode->logged_blk_crypto_fallback, 1)) { in fscrypt_log_blk_crypto_impl()
/linux/net/bridge/netfilter/
H A Debt_limit.c42 info->credit += (now - xchg(&info->prev, now)) * CREDITS_PER_JIFFY; in ebt_limit_mt()
/linux/arch/x86/kernel/
H A Dcrash.c562 xchg(&kexec_crash_image, NULL); in arch_crash_handle_hotplug_event()
564 xchg(&kexec_crash_image, image); in arch_crash_handle_hotplug_event()

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