Author: kib Date: Mon Mar 30 21:44:30 2020 New Revision: 359466 URL: https://svnweb.freebsd.org/changeset/base/359466
Log: VOP_GETPAGES_ASYNC(): consistently call iodone() callback in case of error. Reviewed by: glebius, markj Tested by: pho Sponsored by: The FreeBSD Foundation MFC after: 1 week Differential revision: https://reviews.freebsd.org/D24038 Modified: head/sys/kern/vfs_default.c head/sys/ufs/ffs/ffs_vnops.c head/sys/vm/vnode_pager.c Modified: head/sys/kern/vfs_default.c ============================================================================== --- head/sys/kern/vfs_default.c Mon Mar 30 21:44:00 2020 (r359465) +++ head/sys/kern/vfs_default.c Mon Mar 30 21:44:30 2020 (r359466) @@ -765,7 +765,8 @@ vop_stdgetpages_async(struct vop_getpages_async_args * error = VOP_GETPAGES(ap->a_vp, ap->a_m, ap->a_count, ap->a_rbehind, ap->a_rahead); - ap->a_iodone(ap->a_arg, ap->a_m, ap->a_count, error); + if (ap->a_iodone != NULL) + ap->a_iodone(ap->a_arg, ap->a_m, ap->a_count, error); return (error); } Modified: head/sys/ufs/ffs/ffs_vnops.c ============================================================================== --- head/sys/ufs/ffs/ffs_vnops.c Mon Mar 30 21:44:00 2020 (r359465) +++ head/sys/ufs/ffs/ffs_vnops.c Mon Mar 30 21:44:30 2020 (r359466) @@ -1780,18 +1780,25 @@ ffs_getpages_async(struct vop_getpages_async_args *ap) { struct vnode *vp; struct ufsmount *um; + bool do_iodone; int error; vp = ap->a_vp; um = VFSTOUFS(vp->v_mount); + do_iodone = true; - if (um->um_devvp->v_bufobj.bo_bsize <= PAGE_SIZE) - return (vnode_pager_generic_getpages(vp, ap->a_m, ap->a_count, - ap->a_rbehind, ap->a_rahead, ap->a_iodone, ap->a_arg)); - - error = vfs_bio_getpages(vp, ap->a_m, ap->a_count, ap->a_rbehind, - ap->a_rahead, ffs_gbp_getblkno, ffs_gbp_getblksz); - ap->a_iodone(ap->a_arg, ap->a_m, ap->a_count, error); + if (um->um_devvp->v_bufobj.bo_bsize <= PAGE_SIZE) { + error = vnode_pager_generic_getpages(vp, ap->a_m, ap->a_count, + ap->a_rbehind, ap->a_rahead, ap->a_iodone, ap->a_arg); + if (error == 0) + do_iodone = false; + } else { + error = vfs_bio_getpages(vp, ap->a_m, ap->a_count, + ap->a_rbehind, ap->a_rahead, ffs_gbp_getblkno, + ffs_gbp_getblksz); + } + if (do_iodone && ap->a_iodone != NULL) + ap->a_iodone(ap->a_arg, ap->a_m, ap->a_count, error); return (error); } Modified: head/sys/vm/vnode_pager.c ============================================================================== --- head/sys/vm/vnode_pager.c Mon Mar 30 21:44:00 2020 (r359465) +++ head/sys/vm/vnode_pager.c Mon Mar 30 21:44:30 2020 (r359466) @@ -776,9 +776,13 @@ vnode_pager_local_getpages(struct vop_getpages_args *a int vnode_pager_local_getpages_async(struct vop_getpages_async_args *ap) { + int error; - return (vnode_pager_generic_getpages(ap->a_vp, ap->a_m, ap->a_count, - ap->a_rbehind, ap->a_rahead, ap->a_iodone, ap->a_arg)); + error = vnode_pager_generic_getpages(ap->a_vp, ap->a_m, ap->a_count, + ap->a_rbehind, ap->a_rahead, ap->a_iodone, ap->a_arg); + if (error != 0 && ap->a_iodone != NULL) + ap->a_iodone(ap->a_arg, ap->a_m, ap->a_count, error); + return (error); } /* _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "[email protected]"
