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authorMark Lord <lkml@rtr.ca>2007-10-01 01:20:10 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-01 07:52:23 -0700
commit4047727e5ae33f9b8d2b7766d1994ea6e5ec2991 (patch)
tree70486b4524e672d800c2fbf36d06c73306efacf6 /kernel/futex_compat.c
parent281e0e3b34acb76a157576d27abc85c09fcf78e3 (diff)
downloadlinux-4047727e5ae33f9b8d2b7766d1994ea6e5ec2991.tar.bz2
Fix SMP poweroff hangs
We need to disable all CPUs other than the boot CPU (usually 0) before attempting to power-off modern SMP machines. This fixes the hang-on-poweroff issue on my MythTV SMP box, and also on Thomas Gleixner's new toybox. Signed-off-by: Mark Lord <mlord@pobox.com> Acked-by: Thomas Gleixner <tglx@linutronix.de> Cc: "Rafael J. Wysocki" <rjw@sisk.pl> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/futex_compat.c')
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