From mboxrd@z Thu Jan 1 00:00:00 1970 From: Robin Holt Date: Thu, 12 Feb 2004 22:17:52 +0000 Subject: Re: How do I raise a thread to realtime priority? Message-Id: <20040212221752.GA16976@lnx-holt> List-Id: References: <20040212215357.GA15214@lnx-holt> In-Reply-To: <20040212215357.GA15214@lnx-holt> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ia64@vger.kernel.org On Thu, Feb 12, 2004 at 10:08:20PM +0000, Matthew Wilcox wrote: > On Thu, Feb 12, 2004 at 03:53:57PM -0600, Robin Holt wrote: > > In the 2.4 kernel headers, unistd.h had a _syscall3 that I could > > use to make an extern of the sys_sched_setscheduler raise a tasks > > priority to realtime. With 2.6, the _syscall3 has been replaced > > with static inlines. This all seems well. > > > > Since sys_sched_setscheduler is not in the unistd.h, should I add > > it to unistd.h? Is there a prefered method for exporting/inlining > > syscall entry points? > > libc "exports syscall entry points" -- call sched_setscheduler(). > That works on 2.4 and 2.6. Maybe I wasn't clear. This is a kernel thread that is trying to raise priority.