Hi Jirka, On Tue, May 21, 2024 at 10:24:30PM GMT, Jiri Olsa wrote: > how about the change below? Much better. I still have a few comments below. :-) > > thanks, > jirka > > > --- > diff --git a/man/man2/uretprobe.2 b/man/man2/uretprobe.2 > new file mode 100644 > index 000000000000..959b7a47102b > --- /dev/null > +++ b/man/man2/uretprobe.2 > @@ -0,0 +1,55 @@ > +.\" Copyright (C) 2024, Jiri Olsa <jolsa@xxxxxxxxxx> > +.\" > +.\" SPDX-License-Identifier: Linux-man-pages-copyleft > +.\" > +.TH uretprobe 2 (date) "Linux man-pages (unreleased)" > +.SH NAME > +uretprobe \- execute pending return uprobes > +.SH SYNOPSIS > +.nf > +.B int uretprobe(void) > +.fi > +.SH DESCRIPTION > +The > +.BR uretprobe () > +system call is an alternative to breakpoint instructions for triggering return > +uprobe consumers. > +.P > +Calls to > +.BR uretprobe () > +system call are only made from the user-space trampoline provided by the kernel. > +Calls from any other place result in a > +.BR SIGILL . > +.SH RETURN VALUE > +The > +.BR uretprobe () > +system call return value is architecture-specific. > +.SH ERRORS > +.BR SIGILL This should be a tagged paragraph, preceeded with '.TP'. See any manual page with an ERRORS section for an example. Also, BR is Bold alternating with Roman, but this is just bold, so it should use '.B'. .TP .B SIGILL > +The > +.BR uretprobe () > +system call was called by user. > +.SH VERSIONS > +Details of the > +.BR uretprobe () > +system call behavior vary across systems. > +.SH STANDARDS > +None. > +.SH HISTORY > +TBD > +.SH NOTES > +The > +.BR uretprobe () > +system call was initially introduced for the x86_64 architecture where it was shown We have a strong-ish limit at column 80. Please break after 'architecture', which is a clause boundary. Have a lovely night! Alex > +to be faster than breakpoint traps. > +It might be extended to other architectures. > +.P > +The > +.BR uretprobe () > +system call exists only to allow the invocation of return uprobe consumers. > +It should > +.B never > +be called directly. > +Details of the arguments (if any) passed to > +.BR uretprobe () > +and the return value are architecture-specific. > -- <https://www.alejandro-colomar.es/>
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