Author: pfg Date: Wed Apr 2 15:32:44 2014 New Revision: 264040 URL: http://svnweb.freebsd.org/changeset/base/264040
Log: MFV r258379; 4248 dtrace(1M) should never create DOF with empty probes section 4249 Only probes from the first DTrace object file will be included Illumos Revision: 4a20ab41aadcb81c53e72fc65886e964e9add59 Reference: https://www.illumos.org/issues/4248 https://www.illumos.org/issues/4249 Obtained from: Illumos MFC after: 1 month Modified: head/cddl/contrib/opensolaris/lib/libdtrace/common/dt_dof.c head/cddl/contrib/opensolaris/lib/libdtrace/common/dt_error.c head/cddl/contrib/opensolaris/lib/libdtrace/common/dt_impl.h head/sys/cddl/contrib/opensolaris/uts/common/dtrace/dtrace.c Modified: head/cddl/contrib/opensolaris/lib/libdtrace/common/dt_dof.c ============================================================================== --- head/cddl/contrib/opensolaris/lib/libdtrace/common/dt_dof.c Wed Apr 2 11:12:48 2014 (r264039) +++ head/cddl/contrib/opensolaris/lib/libdtrace/common/dt_dof.c Wed Apr 2 15:32:44 2014 (r264040) @@ -22,6 +22,7 @@ /* * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. * Copyright (c) 2011 by Delphix. All rights reserved. + * Copyright (c) 2013, Joyent, Inc. All rights reserved. */ #include <sys/types.h> @@ -486,7 +487,7 @@ dof_add_probe(dt_idhash_t *dhp, dt_ident return (0); } -static void +static int dof_add_provider(dt_dof_t *ddo, const dt_provider_t *pvp) { dtrace_hdl_t *dtp = ddo->ddo_hdl; @@ -497,8 +498,12 @@ dof_add_provider(dt_dof_t *ddo, const dt size_t sz; id_t i; - if (pvp->pv_flags & DT_PROVIDER_IMPL) - return; /* ignore providers that are exported by dtrace(7D) */ + if (pvp->pv_flags & DT_PROVIDER_IMPL) { + /* + * ignore providers that are exported by dtrace(7D) + */ + return (0); + } nxr = dt_popcb(pvp->pv_xrefs, pvp->pv_xrmax); dofs = alloca(sizeof (dof_secidx_t) * (nxr + 1)); @@ -525,6 +530,9 @@ dof_add_provider(dt_dof_t *ddo, const dt (void) dt_idhash_iter(pvp->pv_probes, dof_add_probe, ddo); + if (dt_buf_len(&ddo->ddo_probes) == 0) + return (dt_set_errno(dtp, EDT_NOPROBES)); + dofpv.dofpv_probes = dof_add_lsect(ddo, NULL, DOF_SECT_PROBES, sizeof (uint64_t), 0, sizeof (dof_probe_t), dt_buf_len(&ddo->ddo_probes)); @@ -579,6 +587,8 @@ dof_add_provider(dt_dof_t *ddo, const dt sizeof (dof_secidx_t), 0, sizeof (dof_secidx_t), sizeof (dof_secidx_t) * (nxr + 1)); } + + return (0); } static int @@ -822,8 +832,10 @@ dtrace_dof_create(dtrace_hdl_t *dtp, dtr */ if (flags & DTRACE_D_PROBES) { for (pvp = dt_list_next(&dtp->dt_provlist); - pvp != NULL; pvp = dt_list_next(pvp)) - dof_add_provider(ddo, pvp); + pvp != NULL; pvp = dt_list_next(pvp)) { + if (dof_add_provider(ddo, pvp) != 0) + return (NULL); + } } /* Modified: head/cddl/contrib/opensolaris/lib/libdtrace/common/dt_error.c ============================================================================== --- head/cddl/contrib/opensolaris/lib/libdtrace/common/dt_error.c Wed Apr 2 11:12:48 2014 (r264039) +++ head/cddl/contrib/opensolaris/lib/libdtrace/common/dt_error.c Wed Apr 2 15:32:44 2014 (r264040) @@ -26,6 +26,7 @@ /* * Copyright (c) 2012 by Delphix. All rights reserved. + * Copyright (c) 2013, Joyent, Inc. All rights reserved. */ #include <string.h> @@ -109,7 +110,8 @@ static const struct { { EDT_BADSTACKPC, "Invalid stack program counter size" }, { EDT_BADAGGVAR, "Invalid aggregation variable identifier" }, { EDT_OVERSION, "Client requested deprecated version of library" }, - { EDT_ENABLING_ERR, "Failed to enable probe" } + { EDT_ENABLING_ERR, "Failed to enable probe" }, + { EDT_NOPROBES, "No probe sites found for declared provider" } }; static const int _dt_nerr = sizeof (_dt_errlist) / sizeof (_dt_errlist[0]); Modified: head/cddl/contrib/opensolaris/lib/libdtrace/common/dt_impl.h ============================================================================== --- head/cddl/contrib/opensolaris/lib/libdtrace/common/dt_impl.h Wed Apr 2 11:12:48 2014 (r264039) +++ head/cddl/contrib/opensolaris/lib/libdtrace/common/dt_impl.h Wed Apr 2 15:32:44 2014 (r264040) @@ -25,7 +25,7 @@ */ /* - * Copyright (c) 2011, Joyent, Inc. All rights reserved. + * Copyright (c) 2013, Joyent, Inc. All rights reserved. * Copyright (c) 2012 by Delphix. All rights reserved. */ @@ -535,7 +535,8 @@ enum { EDT_BADSTACKPC, /* invalid stack program counter size */ EDT_BADAGGVAR, /* invalid aggregation variable identifier */ EDT_OVERSION, /* client is requesting deprecated version */ - EDT_ENABLING_ERR /* failed to enable probe */ + EDT_ENABLING_ERR, /* failed to enable probe */ + EDT_NOPROBES /* no probes sites for declared provider */ }; /* Modified: head/sys/cddl/contrib/opensolaris/uts/common/dtrace/dtrace.c ============================================================================== --- head/sys/cddl/contrib/opensolaris/uts/common/dtrace/dtrace.c Wed Apr 2 11:12:48 2014 (r264039) +++ head/sys/cddl/contrib/opensolaris/uts/common/dtrace/dtrace.c Wed Apr 2 15:32:44 2014 (r264040) @@ -22,9 +22,9 @@ */ /* - * Copyright 2008 Sun Microsystems, Inc. All rights reserved. - * Copyright (c) 2012 by Delphix. All rights reserved - * Use is subject to license terms. + * Copyright 2008 Sun Microsystems, Inc. All rights reserved. + * Copyright (c) 2013, Joyent, Inc. All rights reserved. + * Copyright (c) 2012 by Delphix. All rights reserved. */ #pragma ident "%Z%%M% %I% %E% SMI" @@ -14635,8 +14635,8 @@ dtrace_helper_provider_add(dof_helper_t * Check to make sure this isn't a duplicate. */ for (i = 0; i < help->dthps_nprovs; i++) { - if (dofhp->dofhp_addr == - help->dthps_provs[i]->dthp_prov.dofhp_addr) + if (dofhp->dofhp_dof == + help->dthps_provs[i]->dthp_prov.dofhp_dof) return (EALREADY); } _______________________________________________ svn-src-all@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"
