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| H A D | fork.c | diff 112166f88cf83dd11486cf1818672d42b540865b Wed Jul 12 16:33:11 CDT 2017 Christoph Lameter <cl@linux.com> kernel/fork.c: virtually mapped stacks: do not disable interrupts
The reason to disable interrupts seems to be to avoid switching to a
different processor while handling per cpu data using individual loads and
stores. If we use per cpu RMV primitives we will not have to disable
interrupts.
Link: http://lkml.kernel.org/r/alpine.DEB.2.20.1705171055130.5898@east.gentwo.org
Signed-off-by: Christoph Lameter <cl@linux.com>
Cc: Andy Lutomirski <luto@amacapital.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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