[lkml]   [2006]   [Mar]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH] Document Linux's memory barriers
Duncan Sands writes:

> On UP you at least need compiler barriers, right? You're in trouble if you think
> you are writing in a certain order, and expect to see the same order from an
> interrupt handler, but the compiler decided to rearrange the order of the writes...

I'd be interested to know what the C standard says about whether the
compiler can reorder writes that may be visible to a signal handler.
An interrupt handler in the kernel is logically equivalent to a signal
handler in normal C code.

Surely there are some C language lawyers on one of the lists that this
thread is going to?

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

 \ /
  Last update: 2006-03-08 23:14    [W:0.149 / U:1.892 seconds]
©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site