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Sat, 13 Mar 2021 11:25:51 -0800 (PST) From: Alejandro Colomar To: mtk.manpages@gmail.com Cc: Alejandro Colomar , linux-man@vger.kernel.org, libc-alpha@sourceware.org, linux-kernel@vger.kernel.org, Florian Weimer Subject: [RFC v3 03/17] arch_prctl.2: Use syscall(SYS_...); for system calls without a wrapper Date: Sat, 13 Mar 2021 20:25:13 +0100 Message-Id: <20210313192526.350200-4-alx.manpages@gmail.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210214133907.157320-1-alx.manpages@gmail.com> References: <20210214133907.157320-1-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/arch_prctl.2 | 14 +++++--------- 1 file changed, 5 insertions(+), 9 deletions(-) diff --git a/man2/arch_prctl.2 b/man2/arch_prctl.2 index f9a9dc39d..8706cd1ec 100644 --- a/man2/arch_prctl.2 +++ b/man2/arch_prctl.2 @@ -27,15 +27,14 @@ arch_prctl \- set architecture-specific thread state .SH SYNOPSIS .nf -.B #include +.BR "#include " " /* Definition of " ARCH_* " constants */" .B #include +.BR "#include " " /* Definition of " SYS_* " constants */" +.B #include .PP -.BI "int arch_prctl(int " code ", unsigned long " addr ); -.BI "int arch_prctl(int " code ", unsigned long *" addr ); +.BI "int syscall(SYS_arch_prctl, int " code ", unsigned long " addr ); +.BI "int syscall(SYS_arch_prctl, int " code ", unsigned long *" addr ); .fi -.PP -.IR Note : -There is no glibc wrapper for this system call; see NOTES. .SH DESCRIPTION .BR arch_prctl () sets architecture-specific process or thread state. @@ -177,9 +176,6 @@ and in the same thread is dangerous, as they may overwrite each other's TLS entries. .PP -Glibc does not provide a wrapper for this system call; call it using -.BR syscall (2). -.PP .I FS may be already used by the threading library. Programs that use -- 2.30.2