diff options
Diffstat (limited to 'sys/kern/subr_trap.c')
| -rw-r--r-- | sys/kern/subr_trap.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/sys/kern/subr_trap.c b/sys/kern/subr_trap.c index ba8b66f..ab83906 100644 --- a/sys/kern/subr_trap.c +++ b/sys/kern/subr_trap.c @@ -45,6 +45,7 @@ __FBSDID("$FreeBSD$"); #include "opt_capsicum.h" +#include "opt_hwpmc_hooks.h" #include "opt_ktrace.h" #include "opt_kdtrace.h" #include "opt_sched.h" @@ -86,6 +87,10 @@ __FBSDID("$FreeBSD$"); #include <vm/pmap.h> #endif +#ifdef HWPMC_HOOKS +#include <sys/pmckern.h> +#endif + #include <security/mac/mac_framework.h> /* @@ -192,6 +197,11 @@ ast(struct trapframe *framep) td->td_profil_ticks = 0; td->td_pflags &= ~TDP_OWEUPC; } +#ifdef HWPMC_HOOKS + /* Handle Software PMC callchain capture. */ + if (PMC_IS_PENDING_CALLCHAIN(td)) + PMC_CALL_HOOK_UNLOCKED(td, PMC_FN_USER_CALLCHAIN_SOFT, (void *) framep); +#endif if (flags & TDF_ALRMPEND) { PROC_LOCK(p); kern_psignal(p, SIGVTALRM); |
