From owner-svn-src-all@freebsd.org Tue Apr 2 13:49:34 2019 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 4441C15679B8; Tue, 2 Apr 2019 13:49:34 +0000 (UTC) (envelope-from kib@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id D97FF8D2DF; Tue, 2 Apr 2019 13:49:33 +0000 (UTC) (envelope-from kib@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id B052C26D6C; Tue, 2 Apr 2019 13:49:33 +0000 (UTC) (envelope-from kib@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x32DnXSq084934; Tue, 2 Apr 2019 13:49:33 GMT (envelope-from kib@FreeBSD.org) Received: (from kib@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x32DnWe0084928; Tue, 2 Apr 2019 13:49:32 GMT (envelope-from kib@FreeBSD.org) Message-Id: <201904021349.x32DnWe0084928@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: kib set sender to kib@FreeBSD.org using -f From: Konstantin Belousov Date: Tue, 2 Apr 2019 13:49:32 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r345800 - head/sys/fs/tmpfs X-SVN-Group: head X-SVN-Commit-Author: kib X-SVN-Commit-Paths: head/sys/fs/tmpfs X-SVN-Commit-Revision: 345800 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: D97FF8D2DF X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.96 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.999,0]; NEURAL_HAM_SHORT(-0.96)[-0.964,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US]; NEURAL_HAM_LONG(-1.00)[-1.000,0] X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 02 Apr 2019 13:49:34 -0000 Author: kib Date: Tue Apr 2 13:49:32 2019 New Revision: 345800 URL: https://svnweb.freebsd.org/changeset/base/345800 Log: tmpfs: ignore tmpfs_set_status() if mount point is read-only. In particular, this fixes atimes still changing for ro tmpfs. tmpfs_set_status() gains tmpfs_mount * argument. Tested by: pho Sponsored by: The FreeBSD Foundation MFC after: 2 weeks Differential revision: https://reviews.freebsd.org/D19737 Modified: head/sys/fs/tmpfs/tmpfs.h head/sys/fs/tmpfs/tmpfs_fifoops.c head/sys/fs/tmpfs/tmpfs_subr.c head/sys/fs/tmpfs/tmpfs_vnops.c Modified: head/sys/fs/tmpfs/tmpfs.h ============================================================================== --- head/sys/fs/tmpfs/tmpfs.h Tue Apr 2 13:41:26 2019 (r345799) +++ head/sys/fs/tmpfs/tmpfs.h Tue Apr 2 13:49:32 2019 (r345800) @@ -437,8 +437,8 @@ void tmpfs_dir_destroy(struct tmpfs_mount *, struct tm struct tmpfs_dirent * tmpfs_dir_lookup(struct tmpfs_node *node, struct tmpfs_node *f, struct componentname *cnp); -int tmpfs_dir_getdents(struct tmpfs_node *, struct uio *, int, - u_long *, int *); +int tmpfs_dir_getdents(struct tmpfs_mount *, struct tmpfs_node *, + struct uio *, int, u_long *, int *); int tmpfs_dir_whiteout_add(struct vnode *, struct componentname *); void tmpfs_dir_whiteout_remove(struct vnode *, struct componentname *); int tmpfs_reg_resize(struct vnode *, off_t, boolean_t); @@ -452,7 +452,8 @@ int tmpfs_chtimes(struct vnode *, struct vattr *, stru void tmpfs_itimes(struct vnode *, const struct timespec *, const struct timespec *); -void tmpfs_set_status(struct tmpfs_node *node, int status); +void tmpfs_set_status(struct tmpfs_mount *tm, struct tmpfs_node *node, + int status); void tmpfs_update(struct vnode *); int tmpfs_truncate(struct vnode *, off_t); struct tmpfs_dirent *tmpfs_dir_first(struct tmpfs_node *dnode, Modified: head/sys/fs/tmpfs/tmpfs_fifoops.c ============================================================================== --- head/sys/fs/tmpfs/tmpfs_fifoops.c Tue Apr 2 13:41:26 2019 (r345799) +++ head/sys/fs/tmpfs/tmpfs_fifoops.c Tue Apr 2 13:49:32 2019 (r345800) @@ -56,7 +56,8 @@ tmpfs_fifo_close(struct vop_close_args *v) struct tmpfs_node *node; node = VP_TO_TMPFS_NODE(v->a_vp); - tmpfs_set_status(node, TMPFS_NODE_ACCESSED); + tmpfs_set_status(VFS_TO_TMPFS(v->a_vp->v_mount), node, + TMPFS_NODE_ACCESSED); tmpfs_update(v->a_vp); return (fifo_specops.vop_close(v)); } Modified: head/sys/fs/tmpfs/tmpfs_subr.c ============================================================================== --- head/sys/fs/tmpfs/tmpfs_subr.c Tue Apr 2 13:41:26 2019 (r345799) +++ head/sys/fs/tmpfs/tmpfs_subr.c Tue Apr 2 13:49:32 2019 (r345800) @@ -1110,7 +1110,8 @@ tmpfs_dir_destroy(struct tmpfs_mount *tmp, struct tmpf * error happens. */ static int -tmpfs_dir_getdotdent(struct tmpfs_node *node, struct uio *uio) +tmpfs_dir_getdotdent(struct tmpfs_mount *tm, struct tmpfs_node *node, + struct uio *uio) { int error; struct dirent dent; @@ -1130,7 +1131,7 @@ tmpfs_dir_getdotdent(struct tmpfs_node *node, struct u else error = uiomove(&dent, dent.d_reclen, uio); - tmpfs_set_status(node, TMPFS_NODE_ACCESSED); + tmpfs_set_status(tm, node, TMPFS_NODE_ACCESSED); return (error); } @@ -1143,7 +1144,8 @@ tmpfs_dir_getdotdent(struct tmpfs_node *node, struct u * error happens. */ static int -tmpfs_dir_getdotdotdent(struct tmpfs_node *node, struct uio *uio) +tmpfs_dir_getdotdotdent(struct tmpfs_mount *tm, struct tmpfs_node *node, + struct uio *uio) { int error; struct dirent dent; @@ -1174,7 +1176,7 @@ tmpfs_dir_getdotdotdent(struct tmpfs_node *node, struc else error = uiomove(&dent, dent.d_reclen, uio); - tmpfs_set_status(node, TMPFS_NODE_ACCESSED); + tmpfs_set_status(tm, node, TMPFS_NODE_ACCESSED); return (error); } @@ -1187,8 +1189,8 @@ tmpfs_dir_getdotdotdent(struct tmpfs_node *node, struc * error code if another error happens. */ int -tmpfs_dir_getdents(struct tmpfs_node *node, struct uio *uio, int maxcookies, - u_long *cookies, int *ncookies) +tmpfs_dir_getdents(struct tmpfs_mount *tm, struct tmpfs_node *node, + struct uio *uio, int maxcookies, u_long *cookies, int *ncookies) { struct tmpfs_dir_cursor dc; struct tmpfs_dirent *de; @@ -1209,7 +1211,7 @@ tmpfs_dir_getdents(struct tmpfs_node *node, struct uio */ switch (uio->uio_offset) { case TMPFS_DIRCOOKIE_DOT: - error = tmpfs_dir_getdotdent(node, uio); + error = tmpfs_dir_getdotdent(tm, node, uio); if (error != 0) return (error); uio->uio_offset = TMPFS_DIRCOOKIE_DOTDOT; @@ -1217,7 +1219,7 @@ tmpfs_dir_getdents(struct tmpfs_node *node, struct uio cookies[(*ncookies)++] = off = uio->uio_offset; /* FALLTHROUGH */ case TMPFS_DIRCOOKIE_DOTDOT: - error = tmpfs_dir_getdotdotdent(node, uio); + error = tmpfs_dir_getdotdotdent(tm, node, uio); if (error != 0) return (error); de = tmpfs_dir_first(node, &dc); @@ -1319,7 +1321,7 @@ tmpfs_dir_getdents(struct tmpfs_node *node, struct uio node->tn_dir.tn_readdir_lastn = off; node->tn_dir.tn_readdir_lastp = de; - tmpfs_set_status(node, TMPFS_NODE_ACCESSED); + tmpfs_set_status(tm, node, TMPFS_NODE_ACCESSED); return error; } @@ -1774,10 +1776,10 @@ tmpfs_chtimes(struct vnode *vp, struct vattr *vap, } void -tmpfs_set_status(struct tmpfs_node *node, int status) +tmpfs_set_status(struct tmpfs_mount *tm, struct tmpfs_node *node, int status) { - if ((node->tn_status & status) == status) + if ((node->tn_status & status) == status || tm->tm_ronly) return; TMPFS_NODE_LOCK(node); node->tn_status |= status; Modified: head/sys/fs/tmpfs/tmpfs_vnops.c ============================================================================== --- head/sys/fs/tmpfs/tmpfs_vnops.c Tue Apr 2 13:41:26 2019 (r345799) +++ head/sys/fs/tmpfs/tmpfs_vnops.c Tue Apr 2 13:49:32 2019 (r345800) @@ -481,7 +481,7 @@ tmpfs_read(struct vop_read_args *v) if (uio->uio_offset < 0) return (EINVAL); node = VP_TO_TMPFS_NODE(vp); - tmpfs_set_status(node, TMPFS_NODE_ACCESSED); + tmpfs_set_status(VFS_TO_TMPFS(vp->v_mount), node, TMPFS_NODE_ACCESSED); return (uiomove_object(node->tn_reg.tn_aobj, node->tn_size, uio)); } @@ -1188,25 +1188,30 @@ tmpfs_symlink(struct vop_symlink_args *v) } static int -tmpfs_readdir(struct vop_readdir_args *v) +tmpfs_readdir(struct vop_readdir_args *va) { - struct vnode *vp = v->a_vp; - struct uio *uio = v->a_uio; - int *eofflag = v->a_eofflag; - u_long **cookies = v->a_cookies; - int *ncookies = v->a_ncookies; - - int error; - ssize_t startresid; - int maxcookies; + struct vnode *vp; + struct uio *uio; + struct tmpfs_mount *tm; struct tmpfs_node *node; + u_long **cookies; + int *eofflag, *ncookies; + ssize_t startresid; + int error, maxcookies; + vp = va->a_vp; + uio = va->a_uio; + eofflag = va->a_eofflag; + cookies = va->a_cookies; + ncookies = va->a_ncookies; + /* This operation only makes sense on directory nodes. */ if (vp->v_type != VDIR) return ENOTDIR; maxcookies = 0; node = VP_TO_TMPFS_DIR(vp); + tm = VFS_TO_TMPFS(vp->v_mount); startresid = uio->uio_resid; @@ -1220,9 +1225,9 @@ tmpfs_readdir(struct vop_readdir_args *v) } if (cookies == NULL) - error = tmpfs_dir_getdents(node, uio, 0, NULL, NULL); + error = tmpfs_dir_getdents(tm, node, uio, 0, NULL, NULL); else - error = tmpfs_dir_getdents(node, uio, maxcookies, *cookies, + error = tmpfs_dir_getdents(tm, node, uio, maxcookies, *cookies, ncookies); /* Buffer was filled without hitting EOF. */ @@ -1258,7 +1263,7 @@ tmpfs_readlink(struct vop_readlink_args *v) error = uiomove(node->tn_link, MIN(node->tn_size, uio->uio_resid), uio); - tmpfs_set_status(node, TMPFS_NODE_ACCESSED); + tmpfs_set_status(VFS_TO_TMPFS(vp->v_mount), node, TMPFS_NODE_ACCESSED); return (error); }