Peter Pentchev wrote:
> I don't know if Terry was talking about the sched_yield() syscall,
> but if he was, then sched_yield(2) exists, at least in 4.x, and is
> documented as POSIX-compliant.
No. He needs to yield the system CPU, not the CPU for
his particular thread. In the user space threads
On Thu, Jul 19, 2001 at 09:46:27AM -0400, Louis-Philippe Gagnon wrote:
> Lots of ideas to try (esp. since I don't need FIFO); thanks!
>
> LPG
>
> - Original Message -
> From: "Terry Lambert" <[EMAIL PROTECTED]>
[snip]
> > To wrap either, you would need to:
> >
> > retry:
> > st = try_n
Lots of ideas to try (esp. since I don't need FIFO); thanks!
LPG
- Original Message -
From: "Terry Lambert" <[EMAIL PROTECTED]>
> Louis-Philippe Gagnon wrote:
> >
> > From: "Julian Elischer" <[EMAIL PROTECTED]>
> > > probably you should try :
> > >
> > > #define LOCK_NB0
Louis-Philippe Gagnon wrote:
>
> From: "Julian Elischer" <[EMAIL PROTECTED]>
> > probably you should try :
> >
> > #define LOCK_NB0x04 /* don't block when locking */
> >
> But I do want to block; I just don't want the whole process to block.
You can't block just a thread, sin
From: "Julian Elischer" <[EMAIL PROTECTED]>
> probably you should try :
>
> #define LOCK_NB0x04 /* don't block when locking */
>
But I do want to block; I just don't want the whole process to block.
> Also if you have shared memory, why not use
>
> /* Get a spin lock, handle r
probably you should try :
#define LOCK_NB0x04 /* don't block when locking */
Also if you have shared memory, why not use
/* Get a spin lock, handle recursion inline (as the less common case) */
#define _getlock_spin_block(mtxp, tid, type) ({ \
Hi,
I've been looking for a way to get inter-process synchronization between multithreaded
processes. (I need synchronized access to
an area of shared memory between multiple instances of the same process)
Since I was using SysV shared memory, I had first thought of using SysV semaphores for
s
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