Author: markj Date: Wed Oct 23 16:53:37 2019 New Revision: 353935 URL: https://svnweb.freebsd.org/changeset/base/353935
Log: Set OBJ_NOSPLIT on the ksyms(4) VM object. The object does not provide anonymous memory. Reported by: kib Reviewed by: kib MFC after: 3 days Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D22123 Modified: head/sys/dev/ksyms/ksyms.c Modified: head/sys/dev/ksyms/ksyms.c ============================================================================== --- head/sys/dev/ksyms/ksyms.c Wed Oct 23 16:48:22 2019 (r353934) +++ head/sys/dev/ksyms/ksyms.c Wed Oct 23 16:53:37 2019 (r353935) @@ -404,6 +404,7 @@ ksyms_open(struct cdev *dev, int flags, int fmt __unus { struct tsizes ts; struct ksyms_softc *sc; + vm_object_t object; vm_size_t elfsz; int error, try; @@ -441,8 +442,10 @@ ksyms_open(struct cdev *dev, int flags, int fmt __unus ksyms_size_calc(&ts); elfsz = sizeof(struct ksyms_hdr) + ts.ts_symsz + ts.ts_strsz; - sc->sc_obj = vm_object_allocate(OBJT_DEFAULT, + object = vm_object_allocate(OBJT_DEFAULT, OFF_TO_IDX(round_page(elfsz))); + vm_object_set_flag(object, OBJ_NOSPLIT); + sc->sc_obj = object; sc->sc_objsz = elfsz; error = ksyms_snapshot(sc, &ts); _______________________________________________ svn-src-all@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"
