[lkml]   [2011]   [Mar]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH 2/4] msm: scm: Fix improper register assignment
On Tue, 1 Mar 2011, Saravana Kannan wrote:

> On 03/01/2011 02:37 AM, Will Deacon wrote:
> > Perhaps a more robust fix would be to remove the register int
> > declarations and handle the parameter marshalling in the same asm block
> > that contains the smc?
> I was thinking the same, but the opposing idea I heard was that not doing it
> inside the asm block would allow GCC to be make better use of the registers.

Indeed. And a significant body of code out there does rely on this gcc
feature, so it has to minimally work.

> Didn't have a strong opinion either way, so we went with the implementation
> that was sent out.



 \ /
  Last update: 2011-03-02 01:05    [W:0.095 / U:60.824 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site