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authorAnton Altaparmakov <aia21@cantab.net>2005-06-26 17:19:40 -0400
committerAnton Altaparmakov <aia21@cantab.net>2005-06-26 17:19:40 -0400
commit2a322e4c08be4e7cb0c04b427ddaaa679fd88863 (patch)
treead8cc17bfd3b5e57e36f07a249028667d72f0b96 /kernel/cpu.c
parentba6d2377c85c9b8a793f455d8c9b6cf31985d70f (diff)
parent8678887e7fb43cd6c9be6c9807b05e77848e0920 (diff)
Automatic merge with /usr/src/ntfs-2.6.git.
Diffstat (limited to 'kernel/cpu.c')
-rw-r--r--kernel/cpu.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/kernel/cpu.c b/kernel/cpu.c
index 628f4ccda127..53d8263ae12e 100644
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -63,19 +63,15 @@ static int take_cpu_down(void *unused)
63{ 63{
64 int err; 64 int err;
65 65
66 /* Take offline: makes arch_cpu_down somewhat easier. */
67 cpu_clear(smp_processor_id(), cpu_online_map);
68
69 /* Ensure this CPU doesn't handle any more interrupts. */ 66 /* Ensure this CPU doesn't handle any more interrupts. */
70 err = __cpu_disable(); 67 err = __cpu_disable();
71 if (err < 0) 68 if (err < 0)
72 cpu_set(smp_processor_id(), cpu_online_map); 69 return err;
73 else
74 /* Force idle task to run as soon as we yield: it should
75 immediately notice cpu is offline and die quickly. */
76 sched_idle_next();
77 70
78 return err; 71 /* Force idle task to run as soon as we yield: it should
72 immediately notice cpu is offline and die quickly. */
73 sched_idle_next();
74 return 0;
79} 75}
80 76
81int cpu_down(unsigned int cpu) 77int cpu_down(unsigned int cpu)