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Diffstat (limited to 'man5/proc_pid_syscall.5')
| -rw-r--r-- | man5/proc_pid_syscall.5 | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/man5/proc_pid_syscall.5 b/man5/proc_pid_syscall.5 new file mode 100644 index 0000000..c569293 --- /dev/null +++ b/man5/proc_pid_syscall.5 @@ -0,0 +1,33 @@ +.\" Copyright (C) 1994, 1995, Daniel Quinlan <quinlan@yggdrasil.com> +.\" Copyright (C) 2002-2008, 2017, Michael Kerrisk <mtk.manpages@gmail.com> +.\" Copyright (C) 2023, Alejandro Colomar <alx@kernel.org> +.\" +.\" SPDX-License-Identifier: GPL-3.0-or-later +.\" +.TH proc_pid_syscall 5 2023-08-15 "Linux man-pages 6.7" +.SH NAME +/proc/pid/syscall \- currently executed system call +.SH DESCRIPTION +.TP +.IR /proc/ pid /syscall " (since Linux 2.6.27)" +.\" commit ebcb67341fee34061430f3367f2e507e52ee051b +This file exposes the system call number and argument registers for the +system call currently being executed by the process, +followed by the values of the stack pointer and program counter registers. +The values of all six argument registers are exposed, +although most system calls use fewer registers. +.IP +If the process is blocked, but not in a system call, +then the file displays \-1 in place of the system call number, +followed by just the values of the stack pointer and program counter. +If process is not blocked, then the file contains just the string "running". +.IP +This file is present only if the kernel was configured with +.BR CONFIG_HAVE_ARCH_TRACEHOOK . +.IP +Permission to access this file is governed by a ptrace access mode +.B PTRACE_MODE_ATTACH_FSCREDS +check; see +.BR ptrace (2). +.SH SEE ALSO +.BR proc (5) |