[lkml]   [2000]   [Oct]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: Calling current() from interrupt context
On Mon, Oct 09, 2000 at 11:30:50PM +0100, Alan Cox wrote:
> > I think I'll go for the 'current is in a well-known register'
> > approach and see how this goes...
> Failing that the 2.0 approach will work, current is a global in uniprocessor
> and a #define to an array indexed by cpu id in smp

The problem is where to get the cpuid from (see how smp_processor_id
is currently defined ;) When you don't have a hidden register in the
CPU you're screwed.
[x86-64 has one btw]

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
Please read the FAQ at

 \ /
  Last update: 2005-03-22 12:45    [W:0.094 / U:2.380 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site