diff options
Diffstat (limited to 'sys/kern/kern_linker.c')
| -rw-r--r-- | sys/kern/kern_linker.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/sys/kern/kern_linker.c b/sys/kern/kern_linker.c index b3ab4df35a27..883752b613d1 100644 --- a/sys/kern/kern_linker.c +++ b/sys/kern/kern_linker.c @@ -45,6 +45,7 @@ __FBSDID("$FreeBSD$"); #include <sys/module.h> #include <sys/mount.h> #include <sys/linker.h> +#include <sys/eventhandler.h> #include <sys/fcntl.h> #include <sys/jail.h> #include <sys/libkern.h> @@ -1046,6 +1047,9 @@ kern_kldload(struct thread *td, const char *file, int *fileid) lf->userrefs++; if (fileid != NULL) *fileid = lf->id; + + EVENTHANDLER_INVOKE(mod_load, lf); + #ifdef HWPMC_HOOKS KLD_DOWNGRADE(); pkm.pm_file = lf->filename; @@ -1101,8 +1105,10 @@ kern_kldunload(struct thread *td, int fileid, int flags) if (lf) { KLD_DPF(FILE, ("kldunload: lf->userrefs=%d\n", lf->userrefs)); - /* Check if there are DTrace probes enabled on this file. */ - if (lf->nenabled > 0) { + EVENTHANDLER_INVOKE(mod_unload, lf, &error); + if (error != 0) + error = EBUSY; + else if (lf->nenabled > 0) { printf("kldunload: attempt to unload file that has" " DTrace probes enabled\n"); error = EBUSY; |