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Mon, 10 May 2021 10:56:35 -0700 (PDT) From: Alejandro Colomar To: mtk.manpages@gmail.com Cc: Florian Weimer , Jakub Wilk , Alejandro Colomar , linux-man@vger.kernel.org, libc-alpha@sourceware.org Subject: [PATCH 13/39] kexec_load.2: Use syscall(SYS_...); for system calls without a wrapper Date: Mon, 10 May 2021 19:55:22 +0200 Message-Id: <20210510175546.28445-14-alx.manpages@gmail.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210510175546.28445-1-alx.manpages@gmail.com> References: <20210510175546.28445-1-alx.manpages@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-man@vger.kernel.org Signed-off-by: Alejandro Colomar --- man2/kexec_load.2 | 24 +++++++++++++----------- 1 file changed, 13 insertions(+), 11 deletions(-) diff --git a/man2/kexec_load.2 b/man2/kexec_load.2 index 62a3e2006..74f142355 100644 --- a/man2/kexec_load.2 +++ b/man2/kexec_load.2 @@ -29,18 +29,23 @@ kexec_load, kexec_file_load \- load a new kernel for later execution .SH SYNOPSIS .nf -.B #include +.BR "#include " " /* Definition of " KEXEC_* " constants */" +.BR "#include " " /* Definition of " SYS_* " constants */" +.B #include .PP -.BI "long kexec_load(unsigned long " entry ", unsigned long " nr_segments , -.BI " struct kexec_segment *" segments , -.BI " unsigned long " flags ); -.BI "long kexec_file_load(int " kernel_fd ", int " initrd_fd , -.BI " unsigned long " cmdline_len ", const char *" cmdline , -.BI " unsigned long " flags ); +.BI "long syscall(SYS_kexec_load, unsigned long " entry , +.BI " unsigned long " nr_segments \ +", struct kexec_segment *" segments , +.BI " unsigned long " flags ); +.BI "long syscall(SYS_kexec_file_load, int " kernel_fd ", int " initrd_fd , +.BI " unsigned long " cmdline_len ", const char *" cmdline , +.BI " unsigned long " flags ); .fi .PP .IR Note : -There are no glibc wrappers for these system calls; see NOTES. +glibc provides no wrappers for these system calls, +necessitating the use of +.BR syscall (2). .SH DESCRIPTION The .BR kexec_load () @@ -332,9 +337,6 @@ The system call first appeared in Linux 3.17. .SH CONFORMING TO These system calls are Linux-specific. -.SH NOTES -Glibc does not provide a wrapper for these system calls; call them using -.BR syscall (2). .SH SEE ALSO .BR reboot (2), .BR syscall (2), -- 2.31.1