diff options
| author | Jacob McDonnell <jacob@jacobmcdonnell.com> | 2026-04-25 14:02:27 -0400 |
|---|---|---|
| committer | Jacob McDonnell <jacob@jacobmcdonnell.com> | 2026-04-25 14:02:27 -0400 |
| commit | 6d8bdc65446a704d0750217efd05532fc641ea7d (patch) | |
| tree | 8ae6d698b3c9801750a8b117b3842fb369872a3a /static/openbsd/man9/atomic_setbits_int.9 | |
| parent | 2f467bd7ff8f8db0dafa40426166491d7f57f368 (diff) | |
docs: OpenBSD Man Pages Added
Diffstat (limited to 'static/openbsd/man9/atomic_setbits_int.9')
| -rw-r--r-- | static/openbsd/man9/atomic_setbits_int.9 | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/static/openbsd/man9/atomic_setbits_int.9 b/static/openbsd/man9/atomic_setbits_int.9 new file mode 100644 index 00000000..26183344 --- /dev/null +++ b/static/openbsd/man9/atomic_setbits_int.9 @@ -0,0 +1,71 @@ +.\" $OpenBSD: atomic_setbits_int.9,v 1.3 2014/02/13 14:25:21 jmc Exp $ +.\" +.\" Copyright (c) 2007 Artur Grabowski <art@openbsd.org> +.\" All rights reserved. +.\" +.\" Permission to use, copy, modify, and distribute this software for any +.\" purpose with or without fee is hereby granted, provided that the above +.\" copyright notice and this permission notice appear in all copies. +.\" +.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES +.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF +.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR +.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES +.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN +.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF +.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. +.\" +.Dd $Mdocdate: February 13 2014 $ +.Dt ATOMIC_SETBITS_INT 9 +.Os +.Sh NAME +.Nm atomic_setbits_int , +.Nm atomic_clearbits_int +.Nd interface to perform atomic operations on data +.Sh SYNOPSIS +.In sys/atomic.h +.Ft void +.Fn atomic_setbits_int "unsigned int *p" "unsigned int b" +.Ft void +.Fn atomic_clearbits_int "unsigned int *p" "unsigned int b" +.Sh DESCRIPTION +The atomic bits set of functions provide an interface for changing data atomically with respect to interrupts and multiple processors in the system. +.Pp +The +.Fn atomic_setbits_int +function sets the bits in +.Fa b +in the integer pointed to by +.Fa p . +It is equivalent to +.Bd -literal -offset indent +*p |= b; +.Ed +.Pp +The +.Fn atomic_clearbits_int +function clears the bits in +.Fa b +in the integer pointed to by +.Fa p . +It is equivalent to +.Bd -literal -offset indent +*p &= ~b; +.Ed +.Sh CONTEXT +.Fn atomic_setbits_int , +and +.Fn atomic_clearbits_int +can be called during autoconf, from process context, or from interrupt context. +.Sh SEE ALSO +.Xr atomic_add_int 9 , +.Xr atomic_cas_uint 9 , +.Xr atomic_dec_int 9 , +.Xr atomic_inc_int 9 , +.Xr atomic_sub_int 9 , +.Xr atomic_swap_uint 9 +.Sh HISTORY +The +.Nm +functions first appeared in +.Ox 4.1 . |
