143051d27SRobert Mustacchi.\" 243051d27SRobert Mustacchi.\" This file and its contents are supplied under the terms of the 343051d27SRobert Mustacchi.\" Common Development and Distribution License ("CDDL"), version 1.0. 443051d27SRobert Mustacchi.\" You may only use this file in accordance with the terms of version 543051d27SRobert Mustacchi.\" 1.0 of the CDDL. 643051d27SRobert Mustacchi.\" 743051d27SRobert Mustacchi.\" A full copy of the text of the CDDL should have accompanied this 843051d27SRobert Mustacchi.\" source. A copy of the CDDL is also available via the Internet at 943051d27SRobert Mustacchi.\" http://www.illumos.org/license/CDDL. 1043051d27SRobert Mustacchi.\" 1143051d27SRobert Mustacchi.\" 1243051d27SRobert Mustacchi.\" Copyright 2015 Joyent, Inc. 1343051d27SRobert Mustacchi.\" 1443051d27SRobert Mustacchi.Dd May 11, 2016 1543051d27SRobert Mustacchi.Dt PSYNC 3PROC 1643051d27SRobert Mustacchi.Os 1743051d27SRobert Mustacchi.Sh NAME 1843051d27SRobert Mustacchi.Nm Psync , 1943051d27SRobert Mustacchi.Nm Lsync 2043051d27SRobert Mustacchi.Nd synchronize cached tracing flags and modifications 21ab618543SJohn Levon.Sh LIBRARY 2243051d27SRobert Mustacchi.Lb libproc 23ab618543SJohn Levon.Sh SYNOPSIS 2443051d27SRobert Mustacchi.In libproc.h 2543051d27SRobert Mustacchi.Ft void 2643051d27SRobert Mustacchi.Fo Psync 2743051d27SRobert Mustacchi.Fa "struct ps_prochandle *P" 2843051d27SRobert Mustacchi.Fc 2943051d27SRobert Mustacchi.Ft void 3043051d27SRobert Mustacchi.Fo Lsync 3143051d27SRobert Mustacchi.Fa "struct ps_lwphandle *L" 3243051d27SRobert Mustacchi.Fc 3343051d27SRobert Mustacchi.Sh DESCRIPTION 3443051d27SRobert MustacchiThe 3543051d27SRobert Mustacchi.Fn Psync 3643051d27SRobert Mustacchifunction synchronizes modifications to the process handle 3743051d27SRobert Mustacchi.Fa P 3872d3dbb9SYuri Pankovback to the underlying active process. 3972d3dbb9SYuri PankovThe 4043051d27SRobert Mustacchi.Fn Psync 4143051d27SRobert Mustacchifunction ensures that any outstanding process holds, register 4243051d27SRobert Mustacchimodifications, signal injections, and modifications to the various fault 4343051d27SRobert Mustacchiand system call tracing flags are taken care of. 4443051d27SRobert Mustacchi.Pp 4543051d27SRobert MustacchiNormally this function is not required as other library routines take 4643051d27SRobert Mustacchicare of synchronizing this state out to the process when it is required. 4743051d27SRobert MustacchiIf the underlying /proc file system routines are used outside of the 4843051d27SRobert Mustacchilibrary, calling this function may be required. 4943051d27SRobert Mustacchi.Pp 5043051d27SRobert MustacchiThe 5143051d27SRobert Mustacchi.Fn Psync 5272d3dbb9SYuri Pankovfunction is only meaningful for active processes. 5372d3dbb9SYuri PankovIt will do nothing on process handles that refer to core files, zombie 5472d3dbb9SYuri Pankovprocesses, and ELF objects. 5543051d27SRobert Mustacchi.Pp 5643051d27SRobert MustacchiThe 5743051d27SRobert Mustacchi.Fn Lsync 5843051d27SRobert Mustacchifunction is equivalent to the 5943051d27SRobert Mustacchi.Fn Psync 6043051d27SRobert Mustacchifunction, except rather than operating on the entire process and its 6143051d27SRobert Mustacchirepresentative thread, it instead operates on the thread handle 6243051d27SRobert Mustacchi.Fa L . 6343051d27SRobert Mustacchi.Sh INTERFACE STABILITY 6443051d27SRobert Mustacchi.Sy Uncommitted 6543051d27SRobert Mustacchi.Sh MT-LEVEL 6643051d27SRobert MustacchiSee 6743051d27SRobert Mustacchi.Sy LOCKING 6843051d27SRobert Mustacchiin 6943051d27SRobert Mustacchi.Xr libproc 3LIB . 7043051d27SRobert Mustacchi.Sh SEE ALSO 7143051d27SRobert Mustacchi.Xr libproc 3LIB , 7243051d27SRobert Mustacchi.Xr Pfault 3PROC , 7343051d27SRobert Mustacchi.Xr Pputareg 3PROC , 7443051d27SRobert Mustacchi.Xr Psetfault 3PROC , 7543051d27SRobert Mustacchi.Xr Psetsignal 3PROC , 7643051d27SRobert Mustacchi.Xr Psetsysentry 3PROC , 7743051d27SRobert Mustacchi.Xr Psetsysexit 3PROC , 7843051d27SRobert Mustacchi.Xr Psignal 3PROC , 7943051d27SRobert Mustacchi.Xr Psysentry 3PROC , 8043051d27SRobert Mustacchi.Xr Psysexit 3PROC , 81*bbf21555SRichard Lowe.Xr proc 5 82