git: f40cd4c85485 - stable/13 - intr_event(9): update the example of swi_add()
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Date: Sun, 30 Oct 2022 14:15:51 UTC
The branch stable/13 has been updated by mhorne: URL: https://cgit.FreeBSD.org/src/commit/?id=f40cd4c854856750457b85489afdb09f94b4896a commit f40cd4c854856750457b85489afdb09f94b4896a Author: Mitchell Horne <mhorne@FreeBSD.org> AuthorDate: 2022-10-15 18:34:44 +0000 Commit: Mitchell Horne <mhorne@FreeBSD.org> CommitDate: 2022-10-30 14:14:17 +0000 intr_event(9): update the example of swi_add() Reviewed by: jhb MFC after: 2 weeks Differential Revision: https://reviews.freebsd.org/D33476 (cherry picked from commit 0cec1648b43e176b5b3f1be580bf11e41e79f835) --- share/man/man9/intr_event.9 | 35 ++++++++++++++++++----------------- 1 file changed, 18 insertions(+), 17 deletions(-) diff --git a/share/man/man9/intr_event.9 b/share/man/man9/intr_event.9 index b735da931f64..621a02e3967b 100644 --- a/share/man/man9/intr_event.9 +++ b/share/man/man9/intr_event.9 @@ -200,39 +200,40 @@ function returns a process priority corresponding to the passed in interrupt flags. .Sh EXAMPLES The -.Fn swi_add +.Xr swi_add 9 function demonstrates the use of .Fn intr_event_create and .Fn intr_event_add_handler . .Bd -literal -offset indent int -swi_add(struct ithd **ithdp, const char *name, driver_intr_t handler, - void *arg, int pri, enum intr_type flags, void **cookiep) +swi_add(struct intr_event **eventp, const char *name, driver_intr_t handler, + void *arg, int pri, enum intr_type flags, void **cookiep) { - struct proc *p; - struct ithd *ithd; - int error; + struct intr_event *ie; + int error = 0; if (flags & INTR_ENTROPY) return (EINVAL); - ithd = (ithdp != NULL) ? *ithdp : NULL; + ie = (eventp != NULL) ? *eventp : NULL; - if (ithd != NULL) { - if ((ithd->it_flags & IT_SOFT) == 0) - return(EINVAL); + if (ie != NULL) { + if (!(ie->ie_flags & IE_SOFT)) + return (EINVAL); } else { - error = ithread_create(&ithd, pri, IT_SOFT, NULL, NULL, - "swi%d:", pri); + error = intr_event_create(&ie, NULL, IE_SOFT, 0, + NULL, NULL, NULL, swi_assign_cpu, "swi%d:", pri); if (error) return (error); - - if (ithdp != NULL) - *ithdp = ithd; + if (eventp != NULL) + *eventp = ie; + } + if (handler != NULL) { + error = intr_event_add_handler(ie, name, NULL, handler, arg, + PI_SWI(pri), flags, cookiep); } - return (ithread_add_handler(ithd, name, handler, arg, pri + PI_SOFT, - flags, cookiep)); + return (error); } .Ed .Sh ERRORS