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Add the needed hwpmc hooks to subr_intr.c. This is needed for the correct

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operation of hwpmc on, for example, arm64 with intrng.

Obtained from:	ABT Systems Ltd
Sponsored by:	The FreeBSD Foundation
This commit is contained in:
Andrew Turner 2016-05-23 15:26:35 +00:00
parent dcf362194d
commit df7a2251cc
1 changed files with 9 additions and 0 deletions
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9
sys/kern/subr_intr.c
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@ -37,6 +37,7 @@ __FBSDID("$FreeBSD$");
#include "opt_acpi.h"
#include "opt_ddb.h"
#include "opt_hwpmc_hooks.h"
#include "opt_platform.h"
#include <sys/param.h>
@ -53,6 +54,10 @@ __FBSDID("$FreeBSD$");
#include <sys/rman.h>
#include <sys/sched.h>
#include <sys/smp.h>
#ifdef HWPMC_HOOKS
#include <sys/pmckern.h>
#endif
#include <machine/atomic.h>
#include <machine/intr.h>
#include <machine/cpu.h>
@ -311,6 +316,10 @@ intr_irq_handler(struct trapframe *tf)
irq_root_filter(irq_root_arg);
td->td_intr_frame = oldframe;
critical_exit();
#ifdef HWPMC_HOOKS
if (pmc_hook && (PCPU_GET(curthread)->td_pflags & TDP_CALLCHAIN))
pmc_hook(PCPU_GET(curthread), PMC_FN_USER_CALLCHAIN, tf);
#endif
}
/*