Re: [Linux-ia64] [patch] 2.4.20-ia64-021210 new spinlock code

Keith Owens
2003-03-15T02:40:54Z

On Sat, 15 Mar 2003 13:36:01 +1100,
Keith Owens <kaos@sgi.com> wrote:
>David, closing the 1 bundle unwind window was a bit harder than I
>expected, it turns out that altrp does not specify where it applies, it
>is prologue global. To get altrp to apply after mov b7=r28, I needed
>multiple prologues and bodies. AFAICT this will unwind correctly on
>any instruction within ia64_spinlock_contention. Could you verify that
>on your simulator (assuming it supports .save ar.pfs,r0)?

Damned cut and paste key! Ignore that bit.