From: Andy Lutomirski <luto@amacapital.net>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Ingo Molnar <mingo@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Roland McGrath <roland@hack.frob.com>,
Oleg Nesterov <oleg@redhat.com>,
linux-arch <linux-arch@vger.kernel.org>,
Peter Zijlstra <peterz@infradead.org>
Subject: Re: [RFC][ATCH 1/3] ptrace: Remove maxargs from task_current_syscall()
Date: Mon, 7 Nov 2016 15:51:32 -0800 [thread overview]
Message-ID: <CALCETrVHaxqrZLpKvjzfEo2cUmHoMXMJgYYr_tfxs3kREcREeg@mail.gmail.com> (raw)
Message-ID: <20161107235132.gS_W19ufyP9tBZ8YU_59qQwWF4cIGLnOKlMs5zopqus@z> (raw)
In-Reply-To: <20161107213233.466776454@goodmis.org>
On Mon, Nov 7, 2016 at 1:26 PM, Steven Rostedt <rostedt@goodmis.org> wrote:
> From: Steven Rostedt <rostedt@goodmis.org>
>
> task_current_syscall() has a single user that passes in 6 for maxargs, which
> is the maximum arguments that can be used to get system calls from
> syscall_get_arguments(). Instead of passing in a number of arguments to
> grab, just get 6 arguments. The args argument even specifies that it's an
> array of 6 items.
>
> This will also allow changing syscall_get_arguments() to not get a variable
> number of arguments, but always grab 6.
Reviewed-by: Andy Lutomirski <luto@kernel.org>
next prev parent reply other threads:[~2016-11-07 23:51 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-07 21:26 [RFC][ATCH 0/3] sycalls: Remove args i and n from syscall_get_arguments() Steven Rostedt
2016-11-07 21:26 ` [RFC][ATCH 1/3] ptrace: Remove maxargs from task_current_syscall() Steven Rostedt
2016-11-07 21:26 ` Steven Rostedt
2016-11-07 23:51 ` Andy Lutomirski [this message]
2016-11-07 23:51 ` Andy Lutomirski
2016-11-08 16:16 ` Linus Torvalds
2016-11-08 16:20 ` Andy Lutomirski
2016-11-08 19:48 ` Steven Rostedt
2016-11-08 21:06 ` Andy Lutomirski
2016-11-08 21:13 ` Steven Rostedt
2016-11-07 21:26 ` [RFC][ATCH 2/3] tracing/syscalls: Pass in hardcoded 6 into syscall_get_arguments() Steven Rostedt
2016-11-07 21:26 ` Steven Rostedt
2016-11-07 21:26 ` [RFC][ATCH 3/3] syscalls: Remove start and number from syscall_get_arguments() args Steven Rostedt
2016-11-07 21:26 ` Steven Rostedt
2016-11-07 23:54 ` Andy Lutomirski
2016-11-08 19:21 ` Steven Rostedt
2016-11-08 19:21 ` Steven Rostedt
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