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[95.118.40.212]) by smtp.gmail.com with ESMTPSA id r16sm7832916ejc.112.2021.02.13.07.46.29 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 13 Feb 2021 07:46:29 -0800 (PST) Cc: mtk.manpages@gmail.com, linux-man@vger.kernel.org Subject: Re: [PATCH] process_madvise.2: Add note about missing glibc wrapper To: Alejandro Colomar References: <20210211174454.48112-2-alx.manpages@gmail.com> From: "Michael Kerrisk (man-pages)" Message-ID: <03db241c-5b1a-94df-5dc0-9ae574183ebf@gmail.com> Date: Sat, 13 Feb 2021 16:46:27 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.6.0 MIME-Version: 1.0 In-Reply-To: <20210211174454.48112-2-alx.manpages@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-man@vger.kernel.org Hi Alex, On 2/11/21 6:44 PM, Alejandro Colomar wrote: > Glibc bug: > Signed-off-by: Alejandro Colomar Thanks. Patch applied. Cheers, Michael > --- > man2/process_madvise.2 | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/man2/process_madvise.2 b/man2/process_madvise.2 > index d33c32f63..9dc90ced1 100644 > --- a/man2/process_madvise.2 > +++ b/man2/process_madvise.2 > @@ -36,6 +36,10 @@ process_madvise \- give advice about use of memory to a process > .BI " unsigned long " vlen ", int " advice , > .BI " unsigned int " flags ");" > .fi > +.PP > +.IR Note : > +There is no glibc wrapper for this system call; see NOTES. > +.\" FIXME: See > .SH DESCRIPTION > The > .BR process_madvise() > @@ -218,6 +222,9 @@ Support for this system call is optional, > depending on the setting of the > .B CONFIG_ADVISE_SYSCALLS > configuration option. > +.SH NOTES > +Glibc does not provide a wrapper for this system call; call it using > +.BR syscall (2). > .SH SEE ALSO > .BR madvise (2), > .BR pidfd_open (2), > -- Michael Kerrisk Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/ Linux/UNIX System Programming Training: http://man7.org/training/