From 3d08cd331c1adcf0d917392f7e527b3f00511748 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 24 May 2024 06:52:22 +0200 Subject: Merging upstream version 6.8. Signed-off-by: Daniel Baumann --- man5/proc_pid_map_files.5 | 72 ----------------------------------------------- 1 file changed, 72 deletions(-) delete mode 100644 man5/proc_pid_map_files.5 (limited to 'man5/proc_pid_map_files.5') diff --git a/man5/proc_pid_map_files.5 b/man5/proc_pid_map_files.5 deleted file mode 100644 index 5b50c45..0000000 --- a/man5/proc_pid_map_files.5 +++ /dev/null @@ -1,72 +0,0 @@ -.\" Copyright (C) 1994, 1995, Daniel Quinlan -.\" Copyright (C) 2002-2008, 2017, Michael Kerrisk -.\" Copyright (C) 2023, Alejandro Colomar -.\" -.\" SPDX-License-Identifier: GPL-3.0-or-later -.\" -.TH proc_pid_map_files 5 2023-08-15 "Linux man-pages 6.7" -.SH NAME -/proc/pid/map_files/ \- memory-mapped files -.SH DESCRIPTION -.TP -.IR /proc/ pid /map_files/ " (since Linux 3.3)" -.\" commit 640708a2cff7f81e246243b0073c66e6ece7e53e -This subdirectory contains entries corresponding to memory-mapped -files (see -.BR mmap (2)). -Entries are named by memory region start and end -address pair (expressed as hexadecimal numbers), -and are symbolic links to the mapped files themselves. -Here is an example, -with the output wrapped and reformatted to fit on an 80-column display: -.IP -.in +4n -.EX -.RB "#" " ls \-l /proc/self/map_files/" -lr\-\-\-\-\-\-\-\-. 1 root root 64 Apr 16 21:31 - 3252e00000\-3252e20000 \-> /usr/lib64/ld\-2.15.so -\&... -.EE -.in -.IP -Although these entries are present for memory regions that were -mapped with the -.B MAP_FILE -flag, the way anonymous shared memory (regions created with the -.B MAP_ANON | MAP_SHARED -flags) -is implemented in Linux -means that such regions also appear on this directory. -Here is an example where the target file is the deleted -.I /dev/zero -one: -.IP -.in +4n -.EX -lrw\-\-\-\-\-\-\-. 1 root root 64 Apr 16 21:33 - 7fc075d2f000\-7fc075e6f000 \-> /dev/zero (deleted) -.EE -.in -.IP -Permission to access this file is governed by a ptrace access mode -.B PTRACE_MODE_READ_FSCREDS -check; see -.BR ptrace (2). -.IP -Until Linux 4.3, -.\" commit bdb4d100afe9818aebd1d98ced575c5ef143456c -this directory appeared only if the -.B CONFIG_CHECKPOINT_RESTORE -kernel configuration option was enabled. -.IP -Capabilities are required to read the contents of the symbolic links in -this directory: before Linux 5.9, the reading process requires -.B CAP_SYS_ADMIN -in the initial user namespace; -since Linux 5.9, the reading process must have either -.B CAP_SYS_ADMIN -or -.B CAP_CHECKPOINT_RESTORE -in the initial (i.e. root) user namespace. -.SH SEE ALSO -.BR proc (5) -- cgit v1.2.3