leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

x86: make stop_this_cpu looks exactly equal in both arches

Browse Source 
with the hlt_works change, it is possible to have i386
and x86_64 stop_this_cpu() looking exactly the same. They
can, after that, be merged.

Signed-off-by: Glauber Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Glauber Costa 2008-03-03 14:12:49 -03:00 committed by Ingo Molnar
parent 3d3f487c58
commit 3be5b49e8f
2 changed files with 4 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/x86/kernel/smp_32.c
View File

@ -611,7 +611,7 @@ static void stop_this_cpu (void * dummy)
*/
cpu_clear(smp_processor_id(), cpu_online_map);
disable_local_APIC();
if (cpu_data(smp_processor_id()).hlt_works_ok)
if (hlt_works(smp_processor_id()))
for(;;) halt();
for (;;);
}

5
arch/x86/kernel/smp_64.c
View File

@ -416,8 +416,9 @@ static void stop_this_cpu(void *dummy)
*/
cpu_clear(smp_processor_id(), cpu_online_map);
disable_local_APIC();
for (;;)
halt();
if (hlt_works(smp_processor_id()))
for (;;) halt();
for (;;);
}
void smp_send_stop(void)