Date: Tue, 3 Dec 2019 16:42:33 +0000 (UTC) From: Alexander Motin <mav@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r355333 - stable/12/sys/cam Message-ID: <201912031642.xB3GgXRD089746@repo.freebsd.org>
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Author: mav Date: Tue Dec 3 16:42:32 2019 New Revision: 355333 URL: https://svnweb.freebsd.org/changeset/base/355333 Log: MFC r341756 (by scottl): Don't allocate the config_intrhook separately from the softc, it's small enough that it costs more code to handle the malloc/free than it saves. Modified: stable/12/sys/cam/cam_xpt.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/cam/cam_xpt.c ============================================================================== --- stable/12/sys/cam/cam_xpt.c Tue Dec 3 16:33:35 2019 (r355332) +++ stable/12/sys/cam/cam_xpt.c Tue Dec 3 16:42:32 2019 (r355333) @@ -129,7 +129,7 @@ struct xpt_softc { TAILQ_HEAD(,cam_eb) xpt_busses; u_int bus_generation; - struct intr_config_hook *xpt_config_hook; + struct intr_config_hook xpt_config_hook; int boot_delay; struct callout boot_callout; @@ -982,17 +982,8 @@ xpt_init(void *dummy) /* * Register a callback for when interrupts are enabled. */ - xsoftc.xpt_config_hook = - (struct intr_config_hook *)malloc(sizeof(struct intr_config_hook), - M_CAMXPT, M_NOWAIT | M_ZERO); - if (xsoftc.xpt_config_hook == NULL) { - printf("xpt_init: Cannot malloc config hook " - "- failing attach\n"); - return (ENOMEM); - } - xsoftc.xpt_config_hook->ich_func = xpt_config; - if (config_intrhook_establish(xsoftc.xpt_config_hook) != 0) { - free (xsoftc.xpt_config_hook, M_CAMXPT); + xsoftc.xpt_config_hook.ich_func = xpt_config; + if (config_intrhook_establish(&xsoftc.xpt_config_hook) != 0) { printf("xpt_init: config_intrhook_establish failed " "- failing attach\n"); } @@ -5262,9 +5253,7 @@ xpt_finishconfig_task(void *context, int pending) xpt_for_all_devices(xptpassannouncefunc, NULL); /* Release our hook so that the boot can continue. */ - config_intrhook_disestablish(xsoftc.xpt_config_hook); - free(xsoftc.xpt_config_hook, M_CAMXPT); - xsoftc.xpt_config_hook = NULL; + config_intrhook_disestablish(&xsoftc.xpt_config_hook); free(context, M_CAMXPT); }
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